======================================
| [   11.927945][    C0]
| [   11.927945][    C0]
| [   11.927945][    C0] stack backtrace:
| [   11.927951][    C0] Tainted: [W]=WARN
[   11.927952][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.927953][    C0] Call Trace:
[   11.927955][    C0]  <IRQ>
[   11.927956][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.927960][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   11.927962][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   11.927964][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[   11.927967][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   11.927969][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   11.927971][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   11.927973][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.927975][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   11.927977][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.927980][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.927982][    C0]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   11.927984][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   11.927986][    C0]  console_emit_next_record (kernel/printk/printk.c:3177)
[   11.927988][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.927990][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.927992][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.927994][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.927996][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.927998][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.928000][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.928002][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.928004][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.928006][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18))
[   11.928008][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.928010][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.928012][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.928014][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.928017][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664)
[   11.928018][    C0]  _printk (kernel/printk/printk.c:2504)
[   11.928020][    C0]  ? snapshot_read.cold (user.c:?)
[   11.928022][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664)
[   11.928024][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.928026][    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))
[   11.928028][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   11.928029][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   11.928031][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   11.928033][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   11.928035][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   11.928038][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.928041][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.928042][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.928045][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   11.928046][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   11.928049][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   11.928051][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.928053][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.928056][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   11.928058][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   11.928060][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.928063][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.928065][    C0]  handle_softirqs (kernel/softirq.c:645)
[   11.928067][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.928068][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   11.928070][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   11.928072][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   11.928074][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   11.928075][    C0]  </IRQ>
[   11.928076][    C0]  <TASK>
[   11.928077][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   11.928079][    C0] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 12) kernel/locking/spinlock.c:221 (discriminator 12))
[   11.928081][    C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 81 6b a3 fd 48 89 df e8 89 c1 a3 fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f <bf> 01 00 00 00 e8 10 8b 95 fd 65 48 83 3d af ab 63 02 00 74 12 5b
All code
========
   0:	f5                   	cmc
   1:	53                   	push   %rbx
   2:	48 8b 74 24 10       	mov    0x10(%rsp),%rsi
   7:	48 89 fb             	mov    %rdi,%rbx
   a:	48 83 c7 18          	add    $0x18,%rdi
   e:	e8 81 6b a3 fd       	call   0xfffffffffda36b94
  13:	48 89 df             	mov    %rbx,%rdi
  16:	e8 89 c1 a3 fd       	call   0xfffffffffda3c1a4
  1b:	f7 c5 00 02 00 00    	test   $0x200,%ebp
  21:	75 1f                	jne    0x42
  23:	9c                   	pushf
  24:	58                   	pop    %rax
  25:	f6 c4 02             	test   $0x2,%ah
  28:	75 2f                	jne    0x59
  2a:*	bf 01 00 00 00       	mov    $0x1,%edi		<-- trapping instruction
  2f:	e8 10 8b 95 fd       	call   0xfffffffffd958b44
  34:	65 48 83 3d af ab 63 	cmpq   $0x0,%gs:0x263abaf(%rip)        # 0x263abec
  3b:	02 00 
  3d:	74 12                	je     0x51
  3f:	5b                   	pop    %rbx

Code starting with the faulting instruction
===========================================
   0:	bf 01 00 00 00       	mov    $0x1,%edi
   5:	e8 10 8b 95 fd       	call   0xfffffffffd958b1a
   a:	65 48 83 3d af ab 63 	cmpq   $0x0,%gs:0x263abaf(%rip)        # 0x263abc2
  11:	02 00 
  13:	74 12                	je     0x27
  15:	5b                   	pop    %rbx
[   11.928083][    C0] RSP: 0018:ffa00000007f7cf8 EFLAGS: 00000246
[   11.928085][    C0] RAX: 0000000000000096 RBX: ff11000001950180 RCX: ffffffff85322483
[   11.928086][    C0] RDX: ff1100000cc00040 RSI: ffffffff85cad54f RDI: ffffffff856913e0
[   11.928087][    C0] RBP: 0000000000000246 R08: 0000000000000000 R09: 0000000000000000
[   11.928088][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: ff11000001950180
[   11.928089][    C0] R13: ffd4000000250c90 R14: ffd4000000250c80 R15: ff11000009433cc0
[   11.928091][    C0]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   11.928093][    C0]  get_from_partial_node (./include/linux/spinlock.h:425 (discriminator 3) mm/slub.c:3943 (discriminator 3))
[   11.928096][    C0]  ___slab_alloc (mm/slub.c:4034 (discriminator 1) mm/slub.c:4564 (discriminator 1))
[   11.928098][    C0]  ? __pcs_replace_empty_main (mm/slub.c:4737 (discriminator 20))
[   11.928101][    C0]  kmem_cache_alloc_noprof (mm/slub.c:4987 mm/slub.c:5010)
[   11.928102][    C0]  ? do_getname.isra.0 (fs/namei.c:147 (discriminator 11) fs/namei.c:187 (discriminator 11))
[   11.928105][    C0]  do_getname.isra.0 (fs/namei.c:147 (discriminator 11) fs/namei.c:187 (discriminator 11))
[   11.928106][    C0]  __x64_sys_chdir (./include/linux/fs.h:2557 ./include/linux/fs.h:2584 fs/open.c:555 fs/open.c:550 fs/open.c:550)
[   11.928108][    C0]  ? finish_open (fs/open.c:1057)
[   11.928110][    C0]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   11.928112][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.928114][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.928117][    C0]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.928120][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.928123][    C0] RIP: 0033:0x7f8eda53b43b
[   11.928126][    C0] Code: 77 05 c3 0f 1f 40 00 48 8b 15 b9 a9 10 00 f7 d8 64 89 02 b8 ff ff ff ff c3 66 0f 1f 44 00 00 f3 0f 1e fa b8 50 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 8d a9 10 00 f7 d8 64 89 01 48
All code
========
   0:	77 05                	ja     0x7
   2:	c3                   	ret
   3:	0f 1f 40 00          	nopl   0x0(%rax)
   7:	48 8b 15 b9 a9 10 00 	mov    0x10a9b9(%rip),%rdx        # 0x10a9c7
   e:	f7 d8                	neg    %eax
  10:	64 89 02             	mov    %eax,%fs:(%rdx)
  13:	b8 ff ff ff ff       	mov    $0xffffffff,%eax
  18:	c3                   	ret
  19:	66 0f 1f 44 00 00    	nopw   0x0(%rax,%rax,1)
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 50 00 00 00       	mov    $0x50,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 8d a9 10 00 	mov    0x10a98d(%rip),%rcx        # 0x10a9c7
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 8d a9 10 00 	mov    0x10a98d(%rip),%rcx        # 0x10a99d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.928128][    C0] RSP: 002b:00007ffcaaf3a218 EFLAGS: 00000206 ORIG_RAX: 0000000000000050
[   11.928130][    C0] RAX: ffffffffffffffda RBX: 00005625b07e1410 RCX: 00007f8eda53b43b
[   11.928132][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00005625b07d3590
[   11.928133][    C0] RBP: 00007ffcaaf3a230 R08: 0000000000000000 R09: 0000000000000000
[   11.928134][    C0] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[   11.928136][    C0] R13: 00007ffcaaf3bd58 R14: 0000000000000000 R15: 0000000000000001
| [   11.928154][    C0] softirqs last disabled at (42133): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.928156][    C0] Preemption disabled at:
| [   11.928156][    C0] 0x0
| [   11.928161][    C0] Tainted: [W]=WARN
[   11.928161][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.928162][    C0] Call Trace:
[   11.928163][    C0]  <IRQ>
[   11.928163][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.928166][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.928169][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.928172][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.928174][    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))
[   11.928176][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.928177][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.928180][    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)
[   11.928182][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.928184][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   11.928187][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.928190][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.928192][    C0]  ? mark_usage (kernel/locking/lockdep.c:4658)
[   11.928193][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5208)
[   11.928196][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.928197][    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.928199][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.928201][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.928203][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.928205][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.928208][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.928210][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.928212][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.928214][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.928216][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.928218][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.928220][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.928222][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.928223][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18))
[   11.928225][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.928227][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.928229][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.928231][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.928234][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664)
[   11.928236][    C0]  _printk (kernel/printk/printk.c:2504)
[   11.928237][    C0]  ? snapshot_read.cold (user.c:?)
[   11.928239][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664)
[   11.928241][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.928243][    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))
[   11.928245][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   11.928246][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   11.928248][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   11.928250][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   11.928252][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   11.928253][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.928255][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.928257][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.928259][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   11.928261][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   11.928263][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   11.928265][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.928268][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.928270][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   11.928272][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   11.928274][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.928275][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.928277][    C0]  handle_softirqs (kernel/softirq.c:645)
[   11.928279][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.928281][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   11.928283][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   11.928284][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   11.928286][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   11.928288][    C0]  </IRQ>
[   11.928288][    C0]  <TASK>
[   11.928289][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   11.928290][    C0] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 12) kernel/locking/spinlock.c:221 (discriminator 12))
[   11.928292][    C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 81 6b a3 fd 48 89 df e8 89 c1 a3 fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f <bf> 01 00 00 00 e8 10 8b 95 fd 65 48 83 3d af ab 63 02 00 74 12 5b
All code
========
   0:	f5                   	cmc
   1:	53                   	push   %rbx
   2:	48 8b 74 24 10       	mov    0x10(%rsp),%rsi
   7:	48 89 fb             	mov    %rdi,%rbx
   a:	48 83 c7 18          	add    $0x18,%rdi
   e:	e8 81 6b a3 fd       	call   0xfffffffffda36b94
  13:	48 89 df             	mov    %rbx,%rdi
  16:	e8 89 c1 a3 fd       	call   0xfffffffffda3c1a4
  1b:	f7 c5 00 02 00 00    	test   $0x200,%ebp
  21:	75 1f                	jne    0x42
  23:	9c                   	pushf
  24:	58                   	pop    %rax
  25:	f6 c4 02             	test   $0x2,%ah
  28:	75 2f                	jne    0x59
  2a:*	bf 01 00 00 00       	mov    $0x1,%edi		<-- trapping instruction
  2f:	e8 10 8b 95 fd       	call   0xfffffffffd958b44
  34:	65 48 83 3d af ab 63 	cmpq   $0x0,%gs:0x263abaf(%rip)        # 0x263abec
  3b:	02 00 
  3d:	74 12                	je     0x51
  3f:	5b                   	pop    %rbx

Code starting with the faulting instruction
===========================================
   0:	bf 01 00 00 00       	mov    $0x1,%edi
   5:	e8 10 8b 95 fd       	call   0xfffffffffd958b1a
   a:	65 48 83 3d af ab 63 	cmpq   $0x0,%gs:0x263abaf(%rip)        # 0x263abc2
  11:	02 00 
  13:	74 12                	je     0x27
  15:	5b                   	pop    %rbx
[   11.928293][    C0] RSP: 0018:ffa00000007f7cf8 EFLAGS: 00000246
[   11.928294][    C0] RAX: 0000000000000096 RBX: ff11000001950180 RCX: ffffffff85322483
[   11.928295][    C0] RDX: ff1100000cc00040 RSI: ffffffff85cad54f RDI: ffffffff856913e0
[   11.928296][    C0] RBP: 0000000000000246 R08: 0000000000000000 R09: 0000000000000000
[   11.928297][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: ff11000001950180
[   11.928297][    C0] R13: ffd4000000250c90 R14: ffd4000000250c80 R15: ff11000009433cc0
[   11.928299][    C0]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   11.928302][    C0]  get_from_partial_node (./include/linux/spinlock.h:425 (discriminator 3) mm/slub.c:3943 (discriminator 3))
[   11.928304][    C0]  ___slab_alloc (mm/slub.c:4034 (discriminator 1) mm/slub.c:4564 (discriminator 1))
[   11.928306][    C0]  ? __pcs_replace_empty_main (mm/slub.c:4737 (discriminator 20))
[   11.928309][    C0]  kmem_cache_alloc_noprof (mm/slub.c:4987 mm/slub.c:5010)
[   11.928311][    C0]  ? do_getname.isra.0 (fs/namei.c:147 (discriminator 11) fs/namei.c:187 (discriminator 11))
[   11.928313][    C0]  do_getname.isra.0 (fs/namei.c:147 (discriminator 11) fs/namei.c:187 (discriminator 11))
[   11.928315][    C0]  __x64_sys_chdir (./include/linux/fs.h:2557 ./include/linux/fs.h:2584 fs/open.c:555 fs/open.c:550 fs/open.c:550)
[   11.928317][    C0]  ? finish_open (fs/open.c:1057)
[   11.928319][    C0]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   11.928320][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.928322][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.928324][    C0]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.928326][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.928327][    C0] RIP: 0033:0x7f8eda53b43b
[   11.928328][    C0] Code: 77 05 c3 0f 1f 40 00 48 8b 15 b9 a9 10 00 f7 d8 64 89 02 b8 ff ff ff ff c3 66 0f 1f 44 00 00 f3 0f 1e fa b8 50 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 8d a9 10 00 f7 d8 64 89 01 48
All code
========
   0:	77 05                	ja     0x7
   2:	c3                   	ret
   3:	0f 1f 40 00          	nopl   0x0(%rax)
   7:	48 8b 15 b9 a9 10 00 	mov    0x10a9b9(%rip),%rdx        # 0x10a9c7
   e:	f7 d8                	neg    %eax
  10:	64 89 02             	mov    %eax,%fs:(%rdx)
  13:	b8 ff ff ff ff       	mov    $0xffffffff,%eax
  18:	c3                   	ret
  19:	66 0f 1f 44 00 00    	nopw   0x0(%rax,%rax,1)
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 50 00 00 00       	mov    $0x50,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 8d a9 10 00 	mov    0x10a98d(%rip),%rcx        # 0x10a9c7
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 8d a9 10 00 	mov    0x10a98d(%rip),%rcx        # 0x10a99d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.928329][    C0] RSP: 002b:00007ffcaaf3a218 EFLAGS: 00000206 ORIG_RAX: 0000000000000050
[   11.928330][    C0] RAX: ffffffffffffffda RBX: 00005625b07e1410 RCX: 00007f8eda53b43b
[   11.928331][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00005625b07d3590
[   11.928332][    C0] RBP: 00007ffcaaf3a230 R08: 0000000000000000 R09: 0000000000000000
[   11.928332][    C0] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[   11.928333][    C0] R13: 00007ffcaaf3bd58 R14: 0000000000000000 R15: 0000000000000001
| [   13.040496][   T86] softirqs last disabled at (394958): unix_release_sock (./include/net/sock.h:2138 net/unix/af_unix.c:678)
| [   13.040498][   T86] Preemption disabled at:
| [   13.040499][   T86] 0x0
| [   13.040512][   T86] Tainted: [W]=WARN
[   13.040513][   T86] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.040515][   T86] Call Trace:
[   13.040516][   T86]  <TASK>
[   13.040518][   T86]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.040524][   T86]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.040528][   T86]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.040533][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.040537][   T86]  __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))
[   13.040541][   T86]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.040544][   T86]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.040549][   T86]  ? 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)
[   13.040551][   T86]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.040554][   T86]  put_chars (drivers/char/virtio_console.c:1176)
[   13.040556][   T86]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.040558][   T86]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   13.040562][   T86]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   13.040564][   T86]  ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552)
[   13.040566][   T86]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.040571][   T86]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.040573][   T86]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.040575][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.040576][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.040578][   T86]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.040581][   T86]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.040583][   T86]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.040585][   T86]  ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996)
[   13.040587][   T86]  ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1))
[   13.040590][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.040592][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.040593][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.040595][   T86]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.040597][   T86]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   13.040599][   T86]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.040602][   T86]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.040605][   T86]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.040606][   T86]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.040608][   T86]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.040610][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.040612][   T86]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   13.040613][   T86]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18))
[   13.040615][   T86]  ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:96)
[   13.040618][   T86]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.040619][   T86]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.040622][   T86]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.040625][   T86]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.040627][   T86]  ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180)
[   13.040629][   T86]  ? forget_original_parent (kernel/exit.c:635 kernel/exit.c:740)
[   13.040632][   T86]  _printk (kernel/printk/printk.c:2504)
[   13.040635][   T86]  ? snapshot_read.cold (user.c:?)
[   13.040637][   T86]  ? 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)
[   13.040638][   T86]  ? 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)
[   13.040640][   T86]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.040643][   T86]  ? 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)
[   13.040645][   T86]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   13.040648][   T86]  ? exit_notify (kernel/exit.c:780)
[   13.040649][   T86]  ? posixtimer_sig_unignore.isra.0 (kernel/signal.c:1971 (discriminator 3))
[   13.040652][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.040655][   T86]  do_group_exit (kernel/exit.c:1151)
[   13.040656][   T86]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   13.040658][   T86]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   13.040660][   T86]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.040663][   T86]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.040665][   T86]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.040667][   T86] RIP: 0033:0x7fe5182e71b8
[   13.040669][   T86] Code: Unable to access opcode bytes at 0x7fe5182e718e.

Code starting with the faulting instruction
===========================================
[   13.040671][   T86] RSP: 002b:00007ffef84cc828 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7
[   13.040674][   T86] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe5182e71b8
[   13.040676][   T86] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000
[   13.040677][   T86] RBP: 00007ffef84cc9b0 R08: 000055828e19e048 R09: 0000000000000000
[   13.040678][   T86] R10: 0000000000000000 R11: 0000000000000256 R12: 0000000000000000


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