======================================
| [   12.069626][  T212] softirqs last disabled at (37287): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.069628][  T212] Preemption disabled at:
| [   12.069629][  T212] 0x0
| [   12.069639][  T212] Tainted: [W]=WARN
[   12.069640][  T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.069642][  T212] Call Trace:
[   12.069644][  T212]  <TASK>
[   12.069645][  T212]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.069652][  T212]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.069656][  T212]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.069660][  T212]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.069665][  T212]  __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))
[   12.069667][  T212]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.069674][  T212]  ? 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)
[   12.069677][  T212]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.069680][  T212]  put_chars (drivers/char/virtio_console.c:1176)
[   12.069683][  T212]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.069684][  T212]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.069688][  T212]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.069693][  T212]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.069701][  T212]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.069704][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.069706][  T212]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.069710][  T212]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.069714][  T212]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.069716][  T212]  ? 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))
[   12.069719][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.069721][  T212]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.069725][  T212]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.069729][  T212]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.069731][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.069737][  T212]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.069739][  T212]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.069741][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.069743][  T212]  ? 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)
[   12.069747][  T212]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.069749][  T212]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.069752][  T212]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.069755][  T212]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.069758][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.069762][  T212]  _printk (kernel/printk/printk.c:2504)
[   12.069765][  T212]  ? snapshot_read.cold (user.c:?)
[   12.069775][  T212]  ? 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)
[   12.069778][  T212]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.069782][  T212]  ? 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)
[   12.069785][  T212]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   12.069789][  T212]  ? exit_notify (kernel/exit.c:780)
[   12.069790][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.069793][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.069797][  T212]  do_group_exit (kernel/exit.c:1151)
[   12.069800][  T212]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   12.069802][  T212]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   12.069805][  T212]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.069809][  T212]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.069812][  T212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.069814][  T212] RIP: 0033:0x7fab341ea1b8
[   12.069816][  T212] Code: Unable to access opcode bytes at 0x7fab341ea18e.

Code starting with the faulting instruction
===========================================
[   12.069818][  T212] RSP: 002b:00007fff996a69d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   12.069820][  T212] RAX: ffffffffffffffda RBX: 00007fab3431af88 RCX: 00007fab341ea1b8
[   12.069821][  T212] RDX: 00007fab33f34fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   12.069822][  T212] RBP: 00007fff996a6a30 R08: 0000000000000000 R09: 0000000000000000
[   12.069823][  T212] R10: 00007fff996a67f0 R11: 0000000000000246 R12: 0000000000000001
[   12.069824][  T212] R13: 0000000000000000 R14: 00007fab34319680 R15: 00007fab3431afa0
| [   12.524835][    C0]
| [   12.524835][    C0]
| [   12.524835][    C0] stack backtrace:
| [   12.524841][    C0] Tainted: [W]=WARN
[   12.524842][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.524844][    C0] Call Trace:
[   12.524846][    C0]  <IRQ>
[   12.524847][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.524852][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   12.524854][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   12.524856][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[   12.524859][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   12.524861][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   12.524863][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   12.524866][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.524867][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   12.524870][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.524872][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.524874][    C0]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   12.524876][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   12.524878][    C0]  console_emit_next_record (kernel/printk/printk.c:3177)
[   12.524880][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.524882][    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))
[   12.524884][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.524885][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.524887][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.524890][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.524892][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.524894][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.524896][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.524898][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.524899][    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)
[   12.524901][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.524904][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.524905][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.524906][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.524908][    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))
[   12.524910][    C0]  _printk (kernel/printk/printk.c:2504)
[   12.524912][    C0]  ? snapshot_read.cold (user.c:?)
[   12.524914][    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))
[   12.524916][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.524918][    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))
[   12.524920][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   12.524922][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   12.524924][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   12.524926][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   12.524928][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   12.524931][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.524933][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.524935][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.524936][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   12.524938][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   12.524941][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   12.524943][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.524945][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.524948][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   12.524951][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   12.524952][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.524955][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.524957][    C0]  handle_softirqs (kernel/softirq.c:645)
[   12.524959][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.524960][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   12.524963][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   12.524965][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   12.524966][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   12.524968][    C0]  </IRQ>
[   12.524968][    C0]  <TASK>
[   12.524969][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   12.524971][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   12.524973][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   12.524975][    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
[   12.524977][    C0] RSP: 0018:ffffffffa8007cf8 EFLAGS: 00000296
[   12.524979][    C0] RAX: 000000000004e7bf RBX: ffffffffa8030600 RCX: ffffffffa4706247
[   12.524981][    C0] RDX: ffffffffa8030600 RSI: ffffffffa7911011 RDI: ffffffffa72949e0
[   12.524981][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   12.524982][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff5000fa2
[   12.524983][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   12.524985][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   12.524987][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.524989][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   12.524990][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   12.524992][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   12.524994][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   12.524996][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   12.524998][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.525000][    C0]  do_idle (kernel/sched/idle.c:355)
[   12.525002][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   12.525003][    C0]  rest_init (init/main.c:727)
[   12.525005][    C0]  ? __cpuidle_text_end (??:?)
[   12.525008][    C0]  ? rest_init (init/main.c:727)
[   12.525010][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   12.525013][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   12.525015][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   12.525017][    C0]  start_kernel (init/main.c:1185)
[   12.525019][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   12.525021][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   12.525022][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [  273.977984][T18140] softirqs last disabled at (0): 0x0
| [  273.977986][T18140] Preemption disabled at:
| [  273.977987][T18140] 0x0
| [  273.977995][T18140] Tainted: [W]=WARN
[  273.977996][T18140] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  273.977998][T18140] Call Trace:
[  273.978000][T18140]  <TASK>
[  273.978001][T18140]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  273.978006][T18140]  __might_resched.cold (kernel/sched/core.c:9234)
[  273.978010][T18140]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  273.978014][T18140]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[  273.978017][T18140]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  273.978020][T18140]  __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))
[  273.978023][T18140]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  273.978026][T18140]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  273.978031][T18140]  ? 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)
[  273.978033][T18140]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  273.978035][T18140]  put_chars (drivers/char/virtio_console.c:1176)
[  273.978037][T18140]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  273.978039][T18140]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  273.978042][T18140]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  273.978047][T18140]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  273.978049][T18140]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  273.978050][T18140]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  273.978052][T18140]  console_emit_next_record (kernel/printk/printk.c:3183)
[  273.978055][T18140]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  273.978057][T18140]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  273.978058][T18140]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  273.978059][T18140]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  273.978060][T18140]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  273.978062][T18140]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  273.978064][T18140]  console_flush_one_record (kernel/printk/printk.c:3268)
[  273.978066][T18140]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  273.978069][T18140]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  273.978071][T18140]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  273.978073][T18140]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  273.978074][T18140]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  273.978075][T18140]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  273.978077][T18140]  ? 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)
[  273.978079][T18140]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[  273.978080][T18140]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  273.978082][T18140]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  273.978084][T18140]  vprintk_emit (kernel/printk/printk.c:2479)
[  273.978086][T18140]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  273.978087][T18140]  ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180)
[  273.978089][T18140]  ? forget_original_parent (kernel/exit.c:635 kernel/exit.c:740)
[  273.978092][T18140]  _printk (kernel/printk/printk.c:2504)
[  273.978095][T18140]  ? snapshot_read.cold (user.c:?)
[  273.978096][T18140]  ? 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)
[  273.978098][T18140]  ? 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)
[  273.978100][T18140]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  273.978102][T18140]  ? 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)
[  273.978104][T18140]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[  273.978107][T18140]  ? exit_notify (kernel/exit.c:780)
[  273.978108][T18140]  ? posixtimer_sig_unignore.isra.0 (kernel/signal.c:1971 (discriminator 3))
[  273.978111][T18140]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  273.978112][T18140]  do_group_exit (kernel/exit.c:1151)
[  273.978114][T18140]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[  273.978116][T18140]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[  273.978118][T18140]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  273.978122][T18140]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  273.978123][T18140]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  273.978126][T18140] RIP: 0033:0x7fee7579b1b8
[  273.978127][T18140] Code: Unable to access opcode bytes at 0x7fee7579b18e.

Code starting with the faulting instruction
===========================================
[  273.978129][T18140] RSP: 002b:00007fffc68087c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[  273.978133][T18140] RAX: ffffffffffffffda RBX: 00007fee758cbf88 RCX: 00007fee7579b1b8
[  273.978134][T18140] RDX: 00007fee754e5fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[  273.978135][T18140] RBP: 00007fffc6808820 R08: 0000000000000000 R09: 0000000000008040
[  273.978136][T18140] R10: 00007fffc68085e0 R11: 0000000000000246 R12: 0000000000000001


Finger prints:
__kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable