======================================
| [   11.401417][  T200] softirqs last disabled at (2345749): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.401420][  T200] Preemption disabled at:
| [   11.401421][  T200] 0x0
| [   11.401434][  T200] Tainted: [W]=WARN
[   11.401435][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.401438][  T200] Call Trace:
[   11.401440][  T200]  <TASK>
[   11.401442][  T200]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.401449][  T200]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.401456][  T200]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.401460][  T200]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.401468][  T200]  __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))
[   11.401472][  T200]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.401481][  T200]  ? 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)
[   11.401485][  T200]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.401490][  T200]  put_chars (drivers/char/virtio_console.c:1176)
[   11.401495][  T200]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.401497][  T200]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.401503][  T200]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.401512][  T200]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.401523][  T200]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.401527][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.401530][  T200]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.401537][  T200]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.401543][  T200]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.401545][  T200]  ? 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))
[   11.401550][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.401553][  T200]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.401560][  T200]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.401566][  T200]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.401568][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.401577][  T200]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.401581][  T200]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.401583][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.401586][  T200]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.401592][  T200]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.401595][  T200]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.401600][  T200]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.401613][  T200]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.401615][  T200]  ? 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)
[   11.401620][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.401627][  T200]  _printk (kernel/printk/printk.c:2504)
[   11.401632][  T200]  ? snapshot_read.cold (user.c:?)
[   11.401637][  T200]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   11.401641][  T200]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.401648][  T200]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   11.401652][  T200]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   11.401658][  T200]  ? exit_notify (kernel/exit.c:780)
[   11.401660][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.401665][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.401671][  T200]  do_group_exit (kernel/exit.c:1151)
[   11.401676][  T200]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   11.401679][  T200]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   11.401683][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.401688][  T200]  ? irq_exit_rcu (kernel/softirq.c:786)
[   11.401692][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.401696][  T200] RIP: 0033:0x479678
[   11.401699][  T200] Code: Unable to access opcode bytes at 0x47964e.

Code starting with the faulting instruction
===========================================
[   11.401700][  T200] RSP: 002b:00007ffc1a95a018 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   11.401704][  T200] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000479678
[   11.401706][  T200] RDX: 00000000051d4708 RSI: fffffffffffffff0 RDI: 0000000000000000
[   11.401708][  T200] RBP: 00007ffc1a95a070 R08: 0000000000000000 R09: 00000000051d53e0
[   11.401709][  T200] R10: 0000000000000110 R11: 0000000000000246 R12: 00007ffc1a95a1a8
[   11.401710][  T200] R13: 00007ffc1a95a230 R14: 0000000000000000 R15: 000000000054d560
| [   11.406788][    C0]
| [   11.406789][    C0]
| [   11.406789][    C0] stack backtrace:
| [   11.406793][    C0] Tainted: [W]=WARN
[   11.406794][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.406795][    C0] Call Trace:
[   11.406796][    C0]  <IRQ>
[   11.406797][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.406800][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   11.406802][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   11.406804][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[   11.406807][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   11.406809][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   11.406811][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   11.406814][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.406815][    C0]  ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2))
[   11.406818][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.406820][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.406822][    C0]  console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2))
[   11.406824][    C0]  ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2))
[   11.406826][    C0]  vprintk_emit (kernel/printk/printk.c:2478)
[   11.406827][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.406829][    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))
[   11.406831][    C0]  _printk (kernel/printk/printk.c:2504)
[   11.406833][    C0]  ? snapshot_read.cold (user.c:?)
[   11.406835][    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))
[   11.406837][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.406839][    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))
[   11.406841][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   11.406842][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   11.406844][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   11.406846][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   11.406847][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   11.406850][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.406851][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.406853][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.406855][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   11.406856][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   11.406859][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   11.406860][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.406862][    C0]  ? jump_label_text_reserved (??:?)
[   11.406865][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.406868][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   11.406869][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   11.406870][    C0]  ? handle_softirqs (./arch/x86/include/asm/bitops.h:312 kernel/softirq.c:633)
[   11.406872][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.406873][    C0]  handle_softirqs (kernel/softirq.c:645)
[   11.406875][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.406877][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   11.406879][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   11.406881][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   11.406882][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   11.406884][    C0]  </IRQ>
[   11.406884][    C0]  <TASK>
[   11.406885][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   11.406887][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   11.406889][    C0] Code: 48 8b 3d 94 e2 f8 01 e8 1f 00 00 00 48 2b 05 58 e3 99 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 d6 16 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 e2 f8 01 	mov    0x1f8e294(%rip),%rdi        # 0x1f8e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 e3 99 00 	sub    0x99e358(%rip),%rax        # 0x99e36b
  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 d6 16 00 	verw   0x16d613(%rip)        # 0x16d63b
  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
[   11.406891][    C0] RSP: 0018:ffffffff9a407cf8 EFLAGS: 00000296
[   11.406892][    C0] RAX: 00000000000581a5 RBX: ffffffff9a41c600 RCX: ffffffff974ed307
[   11.406893][    C0] RDX: ffffffff9a41c600 RSI: ffffffff9a229f9e RDI: ffffffff99c8d8e0
[   11.406894][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   11.406895][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3480fa2
[   11.406896][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   11.406897][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   11.406900][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.406901][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   11.406903][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   11.406904][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   11.406906][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   11.406908][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   11.406910][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.406912][    C0]  do_idle (kernel/sched/idle.c:355)
[   11.406914][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   11.406915][    C0]  rest_init (init/main.c:727)
[   11.406917][    C0]  ? __cpuidle_text_end (??:?)
[   11.406919][    C0]  ? rest_init (init/main.c:727)
[   11.406921][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   11.406924][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   11.406925][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   11.406928][    C0]  start_kernel (init/main.c:1185)
[   11.406930][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   11.406932][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)


Finger prints:
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_trylock_spinning