======================================
| [    9.636631][  T176] softirqs last disabled at (35313): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.636634][  T176] Preemption disabled at:
| [    9.636634][  T176] vprintk_emit (kernel/printk/printk.c:2471)
| [    9.636644][  T176] Tainted: [W]=WARN
[    9.636644][  T176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.636646][  T176] Call Trace:
[    9.636648][  T176]  <TASK>
[    9.636650][  T176]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.636656][  T176]  ? vprintk_emit (kernel/printk/printk.c:2471)
[    9.636658][  T176]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.636662][  T176]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.636667][  T176]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.636672][  T176]  __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))
[    9.636675][  T176]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.636681][  T176]  ? 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)
[    9.636684][  T176]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.636687][  T176]  put_chars (drivers/char/virtio_console.c:1176)
[    9.636690][  T176]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.636694][  T176]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.636699][  T176]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.636706][  T176]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.636709][  T176]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.636712][  T176]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.636716][  T176]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.636720][  T176]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.636724][  T176]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.636726][  T176]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.636730][  T176]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.636735][  T176]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.636737][  T176]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.636742][  T176]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.636745][  T176]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.636747][  T176]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.636749][  T176]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.636753][  T176]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.636754][  T176]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.636757][  T176]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.636760][  T176]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.636762][  T176]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.636765][  T176]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.636767][  T176]  ? fast_dput (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) fs/dcache.c:948 (discriminator 2))
[    9.636771][  T176]  ? cleanup_netconsole (./include/linux/list.h:99 (discriminator 2) ./include/linux/list.h:169 (discriminator 2) ./include/linux/list.h:206 (discriminator 2) ./include/linux/configfs.h:112 (discriminator 2) drivers/net/netconsole.c:1718 (discriminator 2)) netconsole
[    9.636775][  T176]  _printk (kernel/printk/printk.c:2504)
[    9.636779][  T176]  ? snapshot_read.cold (user.c:?)
[    9.636782][  T176]  ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1))
[    9.636785][  T176]  ? cleanup_netconsole (./include/linux/list.h:99 (discriminator 2) ./include/linux/list.h:169 (discriminator 2) ./include/linux/list.h:206 (discriminator 2) ./include/linux/configfs.h:112 (discriminator 2) drivers/net/netconsole.c:1718 (discriminator 2)) netconsole
[    9.636788][  T176]  ? configfs_register_subsystem (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 fs/configfs/dir.c:173 fs/configfs/dir.c:171 fs/configfs/dir.c:1929)
[    9.636793][  T176] init_netconsole (drivers/net/netconsole.c:1286) netconsole
[    9.636796][  T176]  ? cleanup_netconsole (./include/linux/list.h:99 (discriminator 2) ./include/linux/list.h:169 (discriminator 2) ./include/linux/list.h:206 (discriminator 2) ./include/linux/configfs.h:112 (discriminator 2) drivers/net/netconsole.c:1718 (discriminator 2)) netconsole
[    9.636803][  T176]  ? cleanup_netconsole (./include/linux/list.h:99 (discriminator 2) ./include/linux/list.h:169 (discriminator 2) ./include/linux/list.h:206 (discriminator 2) ./include/linux/configfs.h:112 (discriminator 2) drivers/net/netconsole.c:1718 (discriminator 2)) netconsole
[    9.636805][  T176]  do_one_initcall (init/main.c:1357)
[    9.636809][  T176]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[    9.636813][  T176]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[    9.636815][  T176]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[    9.636821][  T176]  do_init_module (kernel/module/main.c:3117)
[    9.636824][  T176]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    9.636828][  T176]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[    9.636830][  T176]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[    9.636835][  T176]  load_module (kernel/module/main.c:3593)
[    9.636841][  T176]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[    9.636845][  T176]  ? __ia32_sys_fsconfig (??:?)
[    9.636848][  T176]  ? add_chain_cache (kernel/locking/lockdep.c:3782)
[    9.636853][  T176]  init_module_from_file (kernel/module/main.c:3790)
[    9.636856][  T176]  ? __do_sys_init_module (kernel/module/main.c:3664)
[    9.636863][  T176]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.636867][  T176]  ? 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)
[    9.636870][  T176]  idempotent_init_module (kernel/module/main.c:3802)
[    9.636873][  T176]  ? init_module_from_file (kernel/module/main.c:3791)
[    9.636879][  T176]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.636881][  T176]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[    9.636886][  T176]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[    9.636888][  T176]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.636892][  T176]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.636895][  T176]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.636897][  T176]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.636900][  T176] RIP: 0033:0x7fbda3ab837d
[    9.636903][  T176] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  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 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  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 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.636905][  T176] RSP: 002b:00007ffc14673228 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[    9.636908][  T176] RAX: ffffffffffffffda RBX: 000055f191fae700 RCX: 00007fbda3ab837d
[    9.636909][  T176] RDX: 0000000000000000 RSI: 000055f187e73ffd RDI: 0000000000000005
[    9.636910][  T176] RBP: 00007ffc146732c0 R08: 0000000000000000 R09: 0000000000000000
[    9.636911][  T176] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f187e73ffd
[    9.636912][  T176] R13: 000055f191fae810 R14: 0000000000040000 R15: 0000000000000000
| [    9.917859][    C0]
| [    9.917859][    C0]
| [    9.917859][    C0] stack backtrace:
| [    9.917865][    C0] Tainted: [W]=WARN
[    9.917866][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.917868][    C0] Call Trace:
[    9.917869][    C0]  <IRQ>
[    9.917870][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.917874][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[    9.917877][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[    9.917879][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[    9.917882][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[    9.917884][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[    9.917886][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[    9.917888][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.917890][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[    9.917893][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.917895][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.917897][    C0]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[    9.917899][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[    9.917901][    C0]  console_emit_next_record (kernel/printk/printk.c:3177)
[    9.917903][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.917906][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.917907][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.917909][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.917912][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.917914][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.917916][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.917919][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.917920][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.917922][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.917924][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.917926][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.917927][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.917929][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.917931][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664)
[    9.917933][    C0]  _printk (kernel/printk/printk.c:2504)
[    9.917935][    C0]  ? snapshot_read.cold (user.c:?)
[    9.917937][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664)
[    9.917939][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.917941][    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))
[    9.917943][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[    9.917945][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[    9.917946][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[    9.917949][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[    9.917951][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[    9.917954][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.917956][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.917958][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.917960][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[    9.917961][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[    9.917964][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[    9.917966][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.917969][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.917972][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[    9.917974][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[    9.917976][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.917979][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.917980][    C0]  handle_softirqs (kernel/softirq.c:645)
[    9.917982][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.917984][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[    9.917986][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[    9.917988][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[    9.917990][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[    9.917991][    C0]  </IRQ>
[    9.917992][    C0]  <TASK>
[    9.917992][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[    9.917994][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[    9.917996][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[    9.917998][    C0] Code: 48 8b 3d 94 a2 72 02 e8 1f 00 00 00 48 2b 05 58 b3 b3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 66 2a 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 a2 72 02 	mov    0x272a294(%rip),%rdi        # 0x272a29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 b3 b3 00 	sub    0xb3b358(%rip),%rax        # 0xb3b36b
  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 66 2a 00 	verw   0x2a6613(%rip)        # 0x2a663b
  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
[    9.918000][    C0] RSP: 0018:ffffffff8a807cf8 EFLAGS: 00000296
[    9.918002][    C0] RAX: 0000000000037d15 RBX: ffffffff8a81c600 RCX: ffffffff870ef307
[    9.918003][    C0] RDX: ffffffff8a81c600 RSI: ffffffff8a08b9a9 RDI: ffffffff89a90860
[    9.918004][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[    9.918005][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1500fa2
[    9.918006][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[    9.918007][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[    9.918010][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    9.918011][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[    9.918013][    C0]  default_idle_call (kernel/sched/idle.c:122)
[    9.918014][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[    9.918016][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[    9.918018][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[    9.918021][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.918022][    C0]  do_idle (kernel/sched/idle.c:355)
[    9.918024][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[    9.918026][    C0]  rest_init (init/main.c:727)
[    9.918027][    C0]  ? __cpuidle_text_end (??:?)
[    9.918030][    C0]  ? rest_init (init/main.c:727)
[    9.918032][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[    9.918035][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[    9.918038][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[    9.918040][    C0]  start_kernel (init/main.c:1185)
[    9.918042][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[    9.918044][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[    9.918046][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   10.924042][  T175] softirqs last disabled at (351110): fpu_clone (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:710 (discriminator 2))
| [   10.924044][  T175] Preemption disabled at:
| [   10.924045][  T175] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.924056][  T175] Tainted: [W]=WARN
[   10.924056][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.924058][  T175] Call Trace:
[   10.924060][  T175]  <TASK>
[   10.924061][  T175]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.924067][  T175]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.924068][  T175]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.924072][  T175]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.924075][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.924078][  T175]  __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))
[   10.924082][  T175]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.924085][  T175]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.924089][  T175]  ? 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)
[   10.924091][  T175]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.924094][  T175]  put_chars (drivers/char/virtio_console.c:1176)
[   10.924096][  T175]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.924098][  T175]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   10.924100][  T175]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   10.924102][  T175]  ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552)
[   10.924105][  T175]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.924108][  T175]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.924110][  T175]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.924112][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.924113][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.924115][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.924117][  T175]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.924120][  T175]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.924121][  T175]  ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996)
[   10.924123][  T175]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.924126][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.924127][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.924129][  T175]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   10.924131][  T175]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.924134][  T175]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.924136][  T175]  ? __irq_work_queue_local (./include/linux/instrumented.h:55 ./include/linux/llist.h:242 ./include/linux/llist.h:265 kernel/irq_work.c:107)
[   10.924139][  T175]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.924141][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.924143][  T175]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.924145][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.924146][  T175]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   10.924148][  T175]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.924149][  T175]  ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98)
[   10.924151][  T175]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.924153][  T175]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.924154][  T175]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.924156][  T175]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.924158][  T175]  _printk (kernel/printk/printk.c:2504)
[   10.924161][  T175]  ? snapshot_read.cold (user.c:?)
[   10.924163][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.924165][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.924166][  T175]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.924168][  T175]  ? 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)
[   10.924170][  T175]  register_console (kernel/printk/printk.c:4212 (discriminator 7))
[   10.924172][  T175]  ? get_init_console_seq.constprop.0.isra.0 (kernel/printk/printk.c:4018)
[   10.924174][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.924175][  T175] enabled_store (drivers/net/netconsole.c:1039) netconsole
[   10.924180][  T175]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.924184][  T175]  ? netconsole_write_ext (drivers/net/netconsole.c:2504) netconsole
[   10.924185][  T175]  ? down_write_killable_nested (./arch/x86/include/asm/atomic64_64.h:20)
[   10.924188][  T175]  ? __kmalloc_cache_noprof (mm/slub.c:4986 (discriminator 1) mm/slub.c:5559 (discriminator 1))
[   10.924190][  T175]  ? _copy_to_user (./include/linux/instrumented.h:129 ./include/linux/uaccess.h:201 lib/usercopy.c:24)
[   10.924193][  T175]  ? configfs_write_iter (./include/linux/slab.h:991 (discriminator 1) fs/configfs/file.c:187 (discriminator 1) fs/configfs/file.c:227 (discriminator 1))
[   10.924196][  T175]  ? netconsole_write_ext (drivers/net/netconsole.c:2504) netconsole
[   10.924198][  T175]  configfs_write_iter (fs/configfs/file.c:207 fs/configfs/file.c:229)
[   10.924200][  T175]  ? configfs_bin_write_iter (fs/configfs/file.c:287 (discriminator 1))
[   10.924201][  T175]  new_sync_write (fs/read_write.c:595)
[   10.924205][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.924207][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.924209][  T175]  ? new_sync_read (./include/linux/ioprio.h:41)
[   10.924212][  T175]  ? __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)
[   10.924215][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.924217][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.924219][  T175]  vfs_write (fs/read_write.c:687)
[   10.924221][  T175]  ksys_write (fs/read_write.c:739)
[   10.924223][  T175]  ? __ia32_sys_read (fs/read_write.c:723)
[   10.924224][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.924226][  T175]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.924229][  T175]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.924230][  T175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.924233][  T175] RIP: 0033:0x7fb665244312
[   10.924235][  T175] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   10.924237][  T175] RSP: 002b:00007ffd63763c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   10.924241][  T175] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fb665244312
[   10.924242][  T175] RDX: 0000000000000001 RSI: 000055b8f9fdef10 RDI: 0000000000000010
[   10.924243][  T175] RBP: 00007ffd63763cc0 R08: 0000000000000000 R09: 0000000000000000
[   10.924244][  T175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb6650b1390
[   10.924245][  T175] R13: 000055b8f9fdef10 R14: 0000000000000010 R15: 00007fb66503d0d0
| [   12.327029][  T175] softirqs last disabled at (351110): fpu_clone (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:710 (discriminator 2))
| [   12.327032][  T175] Preemption disabled at:
| [   12.327032][  T175] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.327043][  T175] Tainted: [W]=WARN
[   12.327044][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.327046][  T175] Call Trace:
[   12.327047][  T175]  <TASK>
[   12.327049][  T175]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.327053][  T175]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.327055][  T175]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.327059][  T175]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.327063][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.327066][  T175]  __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))
[   12.327070][  T175]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.327073][  T175]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.327078][  T175]  ? 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)
[   12.327080][  T175]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.327083][  T175]  put_chars (drivers/char/virtio_console.c:1176)
[   12.327085][  T175]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.327087][  T175]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   12.327089][  T175]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   12.327091][  T175]  ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552)
[   12.327094][  T175]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.327098][  T175]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.327100][  T175]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.327101][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.327102][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.327104][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.327106][  T175]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.327109][  T175]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.327111][  T175]  ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996)
[   12.327113][  T175]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.327115][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.327116][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.327118][  T175]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   12.327120][  T175]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.327123][  T175]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.327125][  T175]  ? __irq_work_queue_local (./include/linux/instrumented.h:55 ./include/linux/llist.h:242 ./include/linux/llist.h:265 kernel/irq_work.c:107)
[   12.327129][  T175]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.327131][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.327132][  T175]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.327134][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.327135][  T175]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   12.327137][  T175]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.327138][  T175]  ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98)
[   12.327140][  T175]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.327142][  T175]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.327144][  T175]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.327145][  T175]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.327147][  T175]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   12.327148][  T175]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   12.327152][  T175]  devkmsg_emit.constprop.0 (kernel/printk/printk.c:733)
[   12.327156][  T175]  ? vprintk_emit.cold (kernel/printk/printk.c:2449)
[   12.327158][  T175]  ? __kmalloc_noprof (mm/slub.c:5415 mm/slub.c:5439)
[   12.327160][  T175]  ? idr_get_free (??:?)
[   12.327162][  T175]  ? devkmsg_write (./include/linux/slab.h:995 kernel/printk/printk.c:762)
[   12.327164][  T175]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   12.327165][  T175]  devkmsg_write.cold (kernel/printk/printk.c:796)
[   12.327168][  T175]  ? vprintk_default (kernel/printk/printk.c:2494)
[   12.327169][  T175]  ? cp_old_stat (fs/stat.c:406 (discriminator 3))
[   12.327172][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.327173][  T175]  ? vprintk_default (kernel/printk/printk.c:2494)
[   12.327175][  T175]  new_sync_write (fs/read_write.c:595)
[   12.327178][  T175]  ? new_sync_read (./include/linux/ioprio.h:41)
[   12.327180][  T175]  ? vfs_getattr_nosec (fs/stat.c:213)
[   12.327182][  T175]  ? fput (./include/linux/preempt.h:500 (discriminator 1) ./include/linux/file_ref.h:150 (discriminator 1) fs/file_table.c:588 (discriminator 1))
[   12.327184][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.327185][  T175]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   12.327187][  T175]  ? __fget_files (./include/linux/rcupdate.h:850 fs/file.c:1098)
[   12.327190][  T175]  ? __fget_files (./include/linux/rcupdate.h:882 fs/file.c:1100)
[   12.327191][  T175]  vfs_write (fs/read_write.c:687)
[   12.327193][  T175]  ksys_write (fs/read_write.c:739)
[   12.327195][  T175]  ? __ia32_sys_read (fs/read_write.c:723)
[   12.327196][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.327198][  T175]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.327200][  T175]  ? irq_exit_rcu (kernel/softirq.c:786)
[   12.327203][  T175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.327205][  T175] RIP: 0033:0x7fb665244312
[   12.327209][  T175] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   12.327210][  T175] RSP: 002b:00007ffd63763c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   12.327214][  T175] RAX: ffffffffffffffda RBX: 00000000000002ee RCX: 00007fb665244312
[   12.327215][  T175] RDX: 00000000000002ee RSI: 000055b8f9fdef10 RDI: 000000000000000b
[   12.327216][  T175] RBP: 00007ffd63763cc0 R08: 0000000000000000 R09: 0000000000000000
[   12.327217][  T175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb6650b1390
[   12.327218][  T175] R13: 000055b8f9fdef10 R14: 000000000000000b R15: 00007fb66503d0d0
| [   13.697840][  T175] softirqs last disabled at (351110): fpu_clone (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:710 (discriminator 2))
| [   13.697842][  T175] Preemption disabled at:
| [   13.697843][  T175] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.697854][  T175] Tainted: [W]=WARN
[   13.697855][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.697857][  T175] Call Trace:
[   13.697859][  T175]  <TASK>
[   13.697860][  T175]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.697866][  T175]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.697867][  T175]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.697871][  T175]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.697874][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.697877][  T175]  __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))
[   13.697882][  T175]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.697884][  T175]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.697889][  T175]  ? 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)
[   13.697891][  T175]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.697893][  T175]  put_chars (drivers/char/virtio_console.c:1176)
[   13.697896][  T175]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.697898][  T175]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   13.697900][  T175]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   13.697902][  T175]  ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552)
[   13.697905][  T175]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.697909][  T175]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.697911][  T175]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.697913][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.697914][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.697915][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.697918][  T175]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.697921][  T175]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.697923][  T175]  ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996)
[   13.697925][  T175]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.697927][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.697928][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.697931][  T175]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   13.697933][  T175]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.697935][  T175]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.697937][  T175]  ? __irq_work_queue_local (./include/linux/instrumented.h:55 ./include/linux/llist.h:242 ./include/linux/llist.h:265 kernel/irq_work.c:107)
[   13.697941][  T175]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.697943][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.697944][  T175]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.697946][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.697947][  T175]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   13.697949][  T175]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.697951][  T175]  ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98)
[   13.697952][  T175]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.697954][  T175]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.697956][  T175]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.697957][  T175]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.697959][  T175]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   13.697960][  T175]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   13.697964][  T175]  devkmsg_emit.constprop.0 (kernel/printk/printk.c:733)
[   13.697967][  T175]  ? vprintk_emit.cold (kernel/printk/printk.c:2449)
[   13.697969][  T175]  ? __kmalloc_noprof (mm/slub.c:5415 mm/slub.c:5439)
[   13.697971][  T175]  ? idr_get_free (??:?)
[   13.697974][  T175]  ? devkmsg_write (./include/linux/slab.h:995 kernel/printk/printk.c:762)
[   13.697976][  T175]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   13.697977][  T175]  devkmsg_write.cold (kernel/printk/printk.c:796)
[   13.697979][  T175]  ? vprintk_default (kernel/printk/printk.c:2494)
[   13.697981][  T175]  ? cp_old_stat (fs/stat.c:406 (discriminator 3))
[   13.697984][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.697985][  T175]  ? vprintk_default (kernel/printk/printk.c:2494)
[   13.697987][  T175]  new_sync_write (fs/read_write.c:595)
[   13.697990][  T175]  ? new_sync_read (./include/linux/ioprio.h:41)
[   13.697991][  T175]  ? vfs_getattr_nosec (fs/stat.c:213)
[   13.697994][  T175]  ? fput (./include/linux/preempt.h:500 (discriminator 1) ./include/linux/file_ref.h:150 (discriminator 1) fs/file_table.c:588 (discriminator 1))
[   13.697995][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.697997][  T175]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   13.697998][  T175]  ? __fget_files (./include/linux/rcupdate.h:850 fs/file.c:1098)
[   13.698001][  T175]  ? __fget_files (./include/linux/rcupdate.h:882 fs/file.c:1100)
[   13.698003][  T175]  vfs_write (fs/read_write.c:687)
[   13.698005][  T175]  ksys_write (fs/read_write.c:739)
[   13.698006][  T175]  ? __ia32_sys_read (fs/read_write.c:723)
[   13.698008][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.698009][  T175]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.698012][  T175]  ? irq_exit_rcu (kernel/softirq.c:786)
[   13.698015][  T175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.698017][  T175] RIP: 0033:0x7fb665244312
[   13.698021][  T175] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   13.698022][  T175] RSP: 002b:00007ffd63763c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   13.698026][  T175] RAX: ffffffffffffffda RBX: 00000000000002ee RCX: 00007fb665244312
[   13.698027][  T175] RDX: 00000000000002ee RSI: 000055b8f9fdef10 RDI: 000000000000000b
[   13.698028][  T175] RBP: 00007ffd63763cc0 R08: 0000000000000000 R09: 0000000000000000
[   13.698029][  T175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb6650b1390
[   13.698030][  T175] R13: 000055b8f9fdef10 R14: 000000000000000b R15: 00007fb66503d0d0
| [   15.116749][  T175] softirqs last disabled at (351110): fpu_clone (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:710 (discriminator 2))
| [   15.116752][  T175] Preemption disabled at:
| [   15.116753][  T175] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.116767][  T175] Tainted: [W]=WARN
[   15.116768][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.116770][  T175] Call Trace:
[   15.116772][  T175]  <TASK>
[   15.116774][  T175]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.116780][  T175]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.116782][  T175]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.116787][  T175]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.116792][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.116796][  T175]  __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))
[   15.116801][  T175]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.116804][  T175]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.116810][  T175]  ? 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)
[   15.116812][  T175]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.116816][  T175]  put_chars (drivers/char/virtio_console.c:1176)
[   15.116819][  T175]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.116822][  T175]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   15.116825][  T175]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   15.116828][  T175]  ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552)
[   15.116832][  T175]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.116837][  T175]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.116840][  T175]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.116842][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.116844][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.116846][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.116850][  T175]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.116853][  T175]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.116856][  T175]  ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996)
[   15.116859][  T175]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.116862][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.116864][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.116867][  T175]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   15.116870][  T175]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.116874][  T175]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.116876][  T175]  ? __irq_work_queue_local (./include/linux/instrumented.h:55 ./include/linux/llist.h:242 ./include/linux/llist.h:265 kernel/irq_work.c:107)
[   15.116881][  T175]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.116884][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.116887][  T175]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.116889][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.116891][  T175]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.116893][  T175]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.116896][  T175]  ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98)
[   15.116898][  T175]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.116901][  T175]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.116904][  T175]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.116907][  T175]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.116908][  T175]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.116911][  T175]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   15.116916][  T175]  devkmsg_emit.constprop.0 (kernel/printk/printk.c:733)
[   15.116920][  T175]  ? vprintk_emit.cold (kernel/printk/printk.c:2449)
[   15.116923][  T175]  ? __kmalloc_noprof (mm/slub.c:5415 mm/slub.c:5439)
[   15.116926][  T175]  ? idr_get_free (??:?)
[   15.116930][  T175]  ? devkmsg_write (./include/linux/slab.h:995 kernel/printk/printk.c:762)
[   15.116932][  T175]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   15.116934][  T175]  devkmsg_write.cold (kernel/printk/printk.c:796)
[   15.116937][  T175]  ? vprintk_default (kernel/printk/printk.c:2494)
[   15.116940][  T175]  ? cp_old_stat (fs/stat.c:406 (discriminator 3))
[   15.116943][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.116946][  T175]  ? vprintk_default (kernel/printk/printk.c:2494)
[   15.116948][  T175]  new_sync_write (fs/read_write.c:595)
[   15.116952][  T175]  ? new_sync_read (./include/linux/ioprio.h:41)
[   15.116955][  T175]  ? vfs_getattr_nosec (fs/stat.c:213)
[   15.116958][  T175]  ? fput (./include/linux/preempt.h:500 (discriminator 1) ./include/linux/file_ref.h:150 (discriminator 1) fs/file_table.c:588 (discriminator 1))
[   15.116960][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.116963][  T175]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.116965][  T175]  ? __fget_files (./include/linux/rcupdate.h:850 fs/file.c:1098)
[   15.116969][  T175]  ? __fget_files (./include/linux/rcupdate.h:882 fs/file.c:1100)
[   15.116971][  T175]  vfs_write (fs/read_write.c:687)
[   15.116974][  T175]  ksys_write (fs/read_write.c:739)
[   15.116977][  T175]  ? __ia32_sys_read (fs/read_write.c:723)
[   15.116979][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.116982][  T175]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.116985][  T175]  ? irq_exit_rcu (kernel/softirq.c:786)
[   15.116988][  T175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.116992][  T175] RIP: 0033:0x7fb665244312
[   15.116996][  T175] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   15.116999][  T175] RSP: 002b:00007ffd63763c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   15.117003][  T175] RAX: ffffffffffffffda RBX: 00000000000002ee RCX: 00007fb665244312
[   15.117006][  T175] RDX: 00000000000002ee RSI: 000055b8f9fdef10 RDI: 000000000000000b
[   15.117007][  T175] RBP: 00007ffd63763cc0 R08: 0000000000000000 R09: 0000000000000000
[   15.117008][  T175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb6650b1390
[   15.117010][  T175] R13: 000055b8f9fdef10 R14: 000000000000000b R15: 00007fb66503d0d0
| [   16.504467][  T175] softirqs last disabled at (351110): fpu_clone (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:710 (discriminator 2))
| [   16.504469][  T175] Preemption disabled at:
| [   16.504470][  T175] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.504482][  T175] Tainted: [W]=WARN
[   16.504483][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.504486][  T175] Call Trace:
[   16.504487][  T175]  <TASK>
[   16.504488][  T175]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.504494][  T175]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.504495][  T175]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.504499][  T175]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.504503][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504506][  T175]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   16.504510][  T175]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   16.504513][  T175]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.504517][  T175]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.504519][  T175]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.504522][  T175]  put_chars (drivers/char/virtio_console.c:1176)
[   16.504524][  T175]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.504526][  T175]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   16.504528][  T175]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   16.504530][  T175]  ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552)
[   16.504533][  T175]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.504537][  T175]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.504540][  T175]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   16.504543][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504545][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504546][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.504548][  T175]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.504551][  T175]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.504553][  T175]  ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996)
[   16.504555][  T175]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.504557][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504559][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.504561][  T175]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   16.504562][  T175]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.504565][  T175]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.504567][  T175]  ? __irq_work_queue_local (./include/linux/instrumented.h:55 ./include/linux/llist.h:242 ./include/linux/llist.h:265 kernel/irq_work.c:107)
[   16.504570][  T175]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.504572][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.504574][  T175]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.504576][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504577][  T175]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   16.504578][  T175]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.504580][  T175]  ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98)
[   16.504582][  T175]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.504584][  T175]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.504585][  T175]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.504587][  T175]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.504588][  T175]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   16.504590][  T175]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   16.504593][  T175]  devkmsg_emit.constprop.0 (kernel/printk/printk.c:733)
[   16.504597][  T175]  ? vprintk_emit.cold (kernel/printk/printk.c:2449)
[   16.504599][  T175]  ? __kmalloc_noprof (mm/slub.c:5415 mm/slub.c:5439)
[   16.504601][  T175]  ? idr_get_free (??:?)
[   16.504604][  T175]  ? devkmsg_write (./include/linux/slab.h:995 kernel/printk/printk.c:762)
[   16.504605][  T175]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   16.504607][  T175]  devkmsg_write.cold (kernel/printk/printk.c:796)
[   16.504609][  T175]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   16.504612][  T175]  ? vprintk_default (kernel/printk/printk.c:2494)
[   16.504614][  T175]  ? update_process_times (kernel/time/timer.c:2482)
[   16.504617][  T175]  ? debug_object_free (lib/debugobjects.c:1033)
[   16.504620][  T175]  ? vprintk_default (kernel/printk/printk.c:2494)
[   16.504621][  T175]  new_sync_write (fs/read_write.c:595)
[   16.504624][  T175]  ? 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)
[   16.504626][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504627][  T175]  ? new_sync_read (./include/linux/ioprio.h:41)
[   16.504629][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504630][  T175]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   16.504632][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504634][  T175]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   16.504635][  T175]  ? __fget_files (./include/linux/rcupdate.h:850 fs/file.c:1098)
[   16.504638][  T175]  ? __fget_files (./include/linux/rcupdate.h:882 fs/file.c:1100)
[   16.504639][  T175]  vfs_write (fs/read_write.c:687)
[   16.504641][  T175]  ksys_write (fs/read_write.c:739)
[   16.504643][  T175]  ? __ia32_sys_read (fs/read_write.c:723)
[   16.504644][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504646][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504647][  T175]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.504653][  T175]  ? irq_exit_rcu (kernel/softirq.c:786)
[   16.504656][  T175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.504659][  T175] RIP: 0033:0x7fb665244312
[   16.504662][  T175] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   16.504664][  T175] RSP: 002b:00007ffd63763c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   16.504667][  T175] RAX: ffffffffffffffda RBX: 0000000000000316 RCX: 00007fb665244312
[   16.504669][  T175] RDX: 0000000000000316 RSI: 000055b8f9fdef10 RDI: 000000000000000b
[   16.504670][  T175] RBP: 00007ffd63763cc0 R08: 0000000000000000 R09: 0000000000000000
[   16.504671][  T175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb6650b1390
[   16.504672][  T175] R13: 000055b8f9fdef10 R14: 000000000000000b R15: 00007fb66503d0d0
| [   17.549559][  T175] softirqs last disabled at (351110): fpu_clone (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:710 (discriminator 2))
| [   17.549561][  T175] Preemption disabled at:
| [   17.549562][  T175] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.549573][  T175] Tainted: [W]=WARN
[   17.549573][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.549576][  T175] Call Trace:
[   17.549577][  T175]  <TASK>
[   17.549579][  T175]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.549584][  T175]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.549586][  T175]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.549590][  T175]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.549593][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.549596][  T175]  __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))
[   17.549601][  T175]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   17.549604][  T175]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.549609][  T175]  ? 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)
[   17.549611][  T175]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.549613][  T175]  put_chars (drivers/char/virtio_console.c:1176)
[   17.549615][  T175]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.549617][  T175]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   17.549620][  T175]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   17.549622][  T175]  ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552)
[   17.549625][  T175]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.549629][  T175]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.549631][  T175]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   17.549633][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.549634][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.549635][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.549638][  T175]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.549640][  T175]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.549642][  T175]  ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996)
[   17.549644][  T175]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.549647][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.549648][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.549650][  T175]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   17.549652][  T175]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.549655][  T175]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.549663][  T175]  ? __irq_work_queue_local (./include/linux/instrumented.h:55 ./include/linux/llist.h:242 ./include/linux/llist.h:265 kernel/irq_work.c:107)
[   17.549666][  T175]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.549668][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.549670][  T175]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.549672][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.549673][  T175]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   17.549675][  T175]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.549676][  T175]  ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98)
[   17.549678][  T175]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.549680][  T175]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.549682][  T175]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.549683][  T175]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.549684][  T175]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   17.549686][  T175]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   17.549690][  T175]  devkmsg_emit.constprop.0 (kernel/printk/printk.c:733)
[   17.549693][  T175]  ? vprintk_emit.cold (kernel/printk/printk.c:2449)
[   17.549695][  T175]  ? __kmalloc_noprof (mm/slub.c:5415 mm/slub.c:5439)
[   17.549697][  T175]  ? idr_get_free (??:?)
[   17.549700][  T175]  ? devkmsg_write (./include/linux/slab.h:995 kernel/printk/printk.c:762)
[   17.549702][  T175]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   17.549703][  T175]  devkmsg_write.cold (kernel/printk/printk.c:796)
[   17.549705][  T175]  ? vprintk_default (kernel/printk/printk.c:2494)
[   17.549707][  T175]  ? cp_old_stat (fs/stat.c:406 (discriminator 3))
[   17.549710][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.549711][  T175]  ? vprintk_default (kernel/printk/printk.c:2494)
[   17.549713][  T175]  new_sync_write (fs/read_write.c:595)
[   17.549716][  T175]  ? new_sync_read (./include/linux/ioprio.h:41)
[   17.549717][  T175]  ? vfs_getattr_nosec (fs/stat.c:213)
[   17.549720][  T175]  ? fput (./include/linux/preempt.h:500 (discriminator 1) ./include/linux/file_ref.h:150 (discriminator 1) fs/file_table.c:588 (discriminator 1))
[   17.549721][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.549723][  T175]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   17.549724][  T175]  ? __fget_files (./include/linux/rcupdate.h:850 fs/file.c:1098)
[   17.549727][  T175]  ? __fget_files (./include/linux/rcupdate.h:882 fs/file.c:1100)
[   17.549729][  T175]  vfs_write (fs/read_write.c:687)
[   17.549730][  T175]  ksys_write (fs/read_write.c:739)
[   17.549732][  T175]  ? __ia32_sys_read (fs/read_write.c:723)
[   17.549734][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.549735][  T175]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.549738][  T175]  ? irq_exit_rcu (kernel/softirq.c:786)
[   17.549740][  T175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.549743][  T175] RIP: 0033:0x7fb665244312
[   17.549746][  T175] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   17.549749][  T175] RSP: 002b:00007ffd63763c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   17.549753][  T175] RAX: ffffffffffffffda RBX: 0000000000000316 RCX: 00007fb665244312
[   17.549754][  T175] RDX: 0000000000000316 RSI: 000055b8f9fdef10 RDI: 000000000000000b
[   17.549755][  T175] RBP: 00007ffd63763cc0 R08: 0000000000000000 R09: 0000000000000000
[   17.549756][  T175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb6650b1390
[   17.549757][  T175] R13: 000055b8f9fdef10 R14: 000000000000000b R15: 00007fb66503d0d0
| [   18.550040][  T175] softirqs last disabled at (351110): fpu_clone (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:710 (discriminator 2))
| [   18.550043][  T175] Preemption disabled at:
| [   18.550043][  T175] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.550054][  T175] Tainted: [W]=WARN
[   18.550055][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.550057][  T175] Call Trace:
[   18.550059][  T175]  <TASK>
[   18.550060][  T175]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.550066][  T175]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.550067][  T175]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.550071][  T175]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.550074][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.550077][  T175]  kmem_cache_alloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5010 (discriminator 2))
[   18.550082][  T175]  ? 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)
[   18.550085][  T175]  ? __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   18.550089][  T175]  __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   18.550091][  T175]  ? kasan_quarantine_reduce (./include/linux/srcu.h:498 mm/kasan/quarantine.c:287)
[   18.550093][  T175]  __create_object (mm/kmemleak.c:801)
[   18.550095][  T175]  __kmalloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5413 mm/slub.c:5439)
[   18.550097][  T175]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   18.550099][  T175]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.550104][  T175]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.550106][  T175]  put_chars (drivers/char/virtio_console.c:1176)
[   18.550108][  T175]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.550110][  T175]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   18.550113][  T175]  ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552)
[   18.550115][  T175]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.550119][  T175]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.550121][  T175]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   18.550123][  T175]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   18.550125][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.550126][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.550128][  T175]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.550130][  T175]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.550132][  T175]  ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996)
[   18.550134][  T175]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.550137][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.550138][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.550141][  T175]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   18.550143][  T175]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.550145][  T175]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.550147][  T175]  ? __irq_work_queue_local (./include/linux/instrumented.h:55 ./include/linux/llist.h:242 ./include/linux/llist.h:265 kernel/irq_work.c:107)
[   18.550151][  T175]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.550153][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.550155][  T175]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.550157][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.550158][  T175]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   18.550159][  T175]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.550161][  T175]  ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98)
[   18.550163][  T175]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.550165][  T175]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.550167][  T175]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.550168][  T175]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.550170][  T175]  ? rcu_gp_is_expedited (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 kernel/rcu/update.c:196)
[   18.550172][  T175]  ? synchronize_rcu (kernel/rcu/tree.c:3410)
[   18.550175][  T175]  _printk (kernel/printk/printk.c:2504)
[   18.550178][  T175]  ? snapshot_read.cold (user.c:?)
[   18.550180][  T175]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.550182][  T175]  ? 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)
[   18.550184][  T175]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   18.550185][  T175]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40)
[   18.550187][  T175] enabled_store.cold (drivers/net/netconsole.c:1071 (discriminator 1)) netconsole
[   18.550192][  T175]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   18.550195][  T175]  ? netconsole_write_ext (drivers/net/netconsole.c:2504) netconsole
[   18.550197][  T175]  ? down_write_killable_nested (./arch/x86/include/asm/atomic64_64.h:20)
[   18.550199][  T175]  ? __kmalloc_cache_noprof (mm/slub.c:4986 (discriminator 1) mm/slub.c:5559 (discriminator 1))
[   18.550201][  T175]  ? _copy_to_user (./include/linux/instrumented.h:129 ./include/linux/uaccess.h:201 lib/usercopy.c:24)
[   18.550205][  T175]  ? configfs_write_iter (./include/linux/slab.h:991 (discriminator 1) fs/configfs/file.c:187 (discriminator 1) fs/configfs/file.c:227 (discriminator 1))
[   18.550208][  T175]  ? netconsole_write_ext (drivers/net/netconsole.c:2504) netconsole
[   18.550210][  T175]  configfs_write_iter (fs/configfs/file.c:207 fs/configfs/file.c:229)
[   18.550212][  T175]  ? configfs_bin_write_iter (fs/configfs/file.c:287 (discriminator 1))
[   18.550213][  T175]  new_sync_write (fs/read_write.c:595)
[   18.550216][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.550217][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.550219][  T175]  ? new_sync_read (./include/linux/ioprio.h:41)
[   18.550221][  T175]  ? __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)
[   18.550223][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.550225][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.550227][  T175]  vfs_write (fs/read_write.c:687)
[   18.550229][  T175]  ksys_write (fs/read_write.c:739)
[   18.550231][  T175]  ? __ia32_sys_read (fs/read_write.c:723)
[   18.550232][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.550234][  T175]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.550237][  T175]  ? irq_exit_rcu (kernel/softirq.c:786)
[   18.550240][  T175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.550242][  T175] RIP: 0033:0x7fb665244312
[   18.550246][  T175] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   18.550248][  T175] RSP: 002b:00007ffd63763c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   18.550252][  T175] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fb665244312
[   18.550253][  T175] RDX: 0000000000000001 RSI: 000055b8f9fdef10 RDI: 000000000000000b
[   18.550254][  T175] RBP: 00007ffd63763cc0 R08: 0000000000000000 R09: 0000000000000000
[   18.550255][  T175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb6650b1390
[   18.550256][  T175] R13: 000055b8f9fdef10 R14: 000000000000000b R15: 00007fb66503d0d0
| [   19.585905][  T175] softirqs last disabled at (351110): fpu_clone (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:710 (discriminator 2))
| [   19.585907][  T175] Preemption disabled at:
| [   19.585908][  T175] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.585919][  T175] Tainted: [W]=WARN
[   19.585920][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.585922][  T175] Call Trace:
[   19.585924][  T175]  <TASK>
[   19.585926][  T175]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.585931][  T175]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.585933][  T175]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.585936][  T175]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.585940][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.585943][  T175]  __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))
[   19.585947][  T175]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   19.585950][  T175]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.585955][  T175]  ? 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)
[   19.585956][  T175]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.585959][  T175]  put_chars (drivers/char/virtio_console.c:1176)
[   19.585962][  T175]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.585963][  T175]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   19.585966][  T175]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   19.585968][  T175]  ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552)
[   19.585971][  T175]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.585974][  T175]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.585977][  T175]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   19.585978][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.585979][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.585981][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.585983][  T175]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.585986][  T175]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.585988][  T175]  ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996)
[   19.585990][  T175]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.585992][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.585994][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.585996][  T175]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   19.585998][  T175]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.586000][  T175]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.586002][  T175]  ? __irq_work_queue_local (./include/linux/instrumented.h:55 ./include/linux/llist.h:242 ./include/linux/llist.h:265 kernel/irq_work.c:107)
[   19.586006][  T175]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.586008][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.586009][  T175]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.586011][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.586012][  T175]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   19.586014][  T175]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.586015][  T175]  ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98)
[   19.586017][  T175]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.586019][  T175]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.586021][  T175]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.586022][  T175]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.586023][  T175]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   19.586025][  T175]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   19.586029][  T175]  devkmsg_emit.constprop.0 (kernel/printk/printk.c:733)
[   19.586032][  T175]  ? vprintk_emit.cold (kernel/printk/printk.c:2449)
[   19.586034][  T175]  ? __kmalloc_noprof (mm/slub.c:5415 mm/slub.c:5439)
[   19.586036][  T175]  ? idr_get_free (??:?)
[   19.586039][  T175]  ? devkmsg_write (./include/linux/slab.h:995 kernel/printk/printk.c:762)
[   19.586040][  T175]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   19.586042][  T175]  devkmsg_write.cold (kernel/printk/printk.c:796)
[   19.586044][  T175]  ? vprintk_default (kernel/printk/printk.c:2494)
[   19.586045][  T175]  ? cp_old_stat (fs/stat.c:406 (discriminator 3))
[   19.586048][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.586050][  T175]  ? vprintk_default (kernel/printk/printk.c:2494)
[   19.586051][  T175]  new_sync_write (fs/read_write.c:595)
[   19.586054][  T175]  ? new_sync_read (./include/linux/ioprio.h:41)
[   19.586056][  T175]  ? vfs_getattr_nosec (fs/stat.c:213)
[   19.586058][  T175]  ? fput (./include/linux/preempt.h:500 (discriminator 1) ./include/linux/file_ref.h:150 (discriminator 1) fs/file_table.c:588 (discriminator 1))
[   19.586060][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.586061][  T175]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   19.586063][  T175]  ? __fget_files (./include/linux/rcupdate.h:850 fs/file.c:1098)
[   19.586066][  T175]  ? __fget_files (./include/linux/rcupdate.h:882 fs/file.c:1100)
[   19.586067][  T175]  vfs_write (fs/read_write.c:687)
[   19.586069][  T175]  ksys_write (fs/read_write.c:739)
[   19.586071][  T175]  ? __ia32_sys_read (fs/read_write.c:723)
[   19.586072][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.586074][  T175]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.586076][  T175]  ? irq_exit_rcu (kernel/softirq.c:786)
[   19.586079][  T175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.586081][  T175] RIP: 0033:0x7fb665244312
[   19.586085][  T175] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[   19.586086][  T175] RSP: 002b:00007ffd63763c98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   19.586090][  T175] RAX: ffffffffffffffda RBX: 0000000000000316 RCX: 00007fb665244312
[   19.586092][  T175] RDX: 0000000000000316 RSI: 000055b8f9fdef10 RDI: 000000000000000b
[   19.586093][  T175] RBP: 00007ffd63763cc0 R08: 0000000000000000 R09: 0000000000000000
[   19.586094][  T175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb6650b1390


Finger prints:
fpu_clone:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
fpu_clone:vprintk_emit:dump_stack_lvl:kmem_cache_alloc_noprof:__alloc_object