======================================
| [   13.774706][  T223] softirqs last disabled at (26997): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.774710][  T223] Preemption disabled at:
| [   13.774710][  T223] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.774722][  T223] Tainted: [W]=WARN
[   13.774723][  T223] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.774725][  T223] Call Trace:
[   13.774727][  T223]  <TASK>
[   13.774730][  T223]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.774737][  T223]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.774739][  T223]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.774746][  T223]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.774752][  T223]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.774759][  T223]  __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))
[   13.774762][  T223]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.774771][  T223]  ? 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)
[   13.774775][  T223]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.774781][  T223]  put_chars (drivers/char/virtio_console.c:1176)
[   13.774785][  T223]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.774787][  T223]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.774792][  T223]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.774797][  T223]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.774805][  T223]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.774810][  T223]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.774818][  T223]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.774823][  T223]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.774831][  T223]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.774838][  T223]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.774840][  T223]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   13.774845][  T223]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.774848][  T223]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.774855][  T223]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.774867][  T223]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.774870][  T223]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.774879][  T223]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.774883][  T223]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.774886][  T223]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.774889][  T223]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   13.774895][  T223]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.774898][  T223]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.774903][  T223]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.774909][  T223]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.774912][  T223]  ? macsec_exit (drivers/net/macsec.c:4354 (discriminator 1)) macsec
[   13.774918][  T223]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4989 (discriminator 2))
[   13.774924][  T223]  ? macsec_exit (drivers/net/macsec.c:4354 (discriminator 1)) macsec
[   13.774929][  T223]  _printk (kernel/printk/printk.c:2504)
[   13.774934][  T223]  ? snapshot_read.cold (user.c:?)
[   13.774936][  T223]  ? alloc_workqueue_lockdep_map (kernel/workqueue.c:6092)
[   13.774949][  T223] macsec_init (drivers/net/macsec.c:358 (discriminator 1)) macsec
[   13.774954][  T223]  do_one_initcall (init/main.c:1357)
[   13.774959][  T223]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   13.774966][  T223]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   13.774970][  T223]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   13.774978][  T223]  do_init_module (kernel/module/main.c:3117)
[   13.774984][  T223]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   13.774989][  T223]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   13.774993][  T223]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   13.775000][  T223]  load_module (kernel/module/main.c:3593)
[   13.775010][  T223]  ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11))
[   13.775016][  T223]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   13.775024][  T223]  ? backing_file_read_iter (fs/backing-file.c:211)
[   13.775029][  T223]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.775035][  T223]  init_module_from_file (kernel/module/main.c:3790)
[   13.775040][  T223]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   13.775054][  T223]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.775060][  T223]  ? 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)
[   13.775065][  T223]  idempotent_init_module (kernel/module/main.c:3802)
[   13.775070][  T223]  ? init_module_from_file (kernel/module/main.c:3791)
[   13.775080][  T223]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   13.775084][  T223]  ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769)
[   13.775092][  T223]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   13.775095][  T223]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.775101][  T223]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.775105][  T223]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.775109][  T223]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.775113][  T223] RIP: 0033:0x7f610029537d
[   13.775117][  T223] 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
[   13.775120][  T223] RSP: 002b:00007ffc33a80ed8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   13.775124][  T223] RAX: ffffffffffffffda RBX: 0000555e86f2f810 RCX: 00007f610029537d
[   13.775126][  T223] RDX: 0000000000000000 RSI: 0000555e71853ffd RDI: 0000000000000000
[   13.775127][  T223] RBP: 00007ffc33a80f70 R08: 0000000000000000 R09: 0000000000000000
[   13.775129][  T223] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555e71853ffd
[   13.775130][  T223] R13: 0000555e86f2f960 R14: 0000000000040000 R15: 0000000000000000
| [   14.909473][  T252] softirqs last disabled at (21457): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   14.909476][  T252] Preemption disabled at:
| [   14.909477][  T252] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.909488][  T252] Tainted: [W]=WARN
[   14.909489][  T252] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.909491][  T252] Call Trace:
[   14.909493][  T252]  <TASK>
[   14.909495][  T252]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.909502][  T252]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.909505][  T252]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.909511][  T252]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.909517][  T252]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.909523][  T252]  __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))
[   14.909526][  T252]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.909536][  T252]  ? 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)
[   14.909539][  T252]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.909545][  T252]  put_chars (drivers/char/virtio_console.c:1176)
[   14.909549][  T252]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.909551][  T252]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.909556][  T252]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.909560][  T252]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.909568][  T252]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.909572][  T252]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.909581][  T252]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.909585][  T252]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.909593][  T252]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.909599][  T252]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.909602][  T252]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   14.909607][  T252]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.909610][  T252]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.909616][  T252]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.909623][  T252]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.909625][  T252]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.909634][  T252]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.909638][  T252]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.909641][  T252]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.909644][  T252]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   14.909650][  T252]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.909652][  T252]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.909657][  T252]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.909663][  T252]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.909671][  T252]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   14.909675][  T252]  _printk (kernel/printk/printk.c:2504)
[   14.909680][  T252]  ? snapshot_read.cold (user.c:?)
[   14.909690][  T252]  ? do_one_initcall (./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/initcall.h:27 init/main.c:1356)
[   14.909695][  T252] ip6gre_init (net/ipv6/ip6_gre.c:223) ip6_gre
[   14.909700][  T252]  do_one_initcall (init/main.c:1357)
[   14.909704][  T252]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   14.909712][  T252]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   14.909715][  T252]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   14.909724][  T252]  do_init_module (kernel/module/main.c:3117)
[   14.909729][  T252]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   14.909734][  T252]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   14.909738][  T252]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   14.909744][  T252]  load_module (kernel/module/main.c:3593)
[   14.909753][  T252]  ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11))
[   14.909759][  T252]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   14.909765][  T252]  ? __ia32_sys_fsconfig (??:?)
[   14.909770][  T252]  ? backing_file_read_iter (fs/backing-file.c:211)
[   14.909775][  T252]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.909780][  T252]  init_module_from_file (kernel/module/main.c:3790)
[   14.909784][  T252]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   14.909798][  T252]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.909803][  T252]  ? 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)
[   14.909808][  T252]  idempotent_init_module (kernel/module/main.c:3802)
[   14.909813][  T252]  ? init_module_from_file (kernel/module/main.c:3791)
[   14.909822][  T252]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   14.909826][  T252]  ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769)
[   14.909834][  T252]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   14.909836][  T252]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.909842][  T252]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.909846][  T252]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.909850][  T252]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.909853][  T252] RIP: 0033:0x7f6bdb9b137d
[   14.909857][  T252] 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
[   14.909862][  T252] RSP: 002b:00007fff97ee2708 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   14.909866][  T252] RAX: ffffffffffffffda RBX: 000055edfbb1f810 RCX: 00007f6bdb9b137d
[   14.909867][  T252] RDX: 0000000000000000 RSI: 000055edef128ffd RDI: 0000000000000000
[   14.909869][  T252] RBP: 00007fff97ee27a0 R08: 0000000000000000 R09: 0000000000000000
[   14.909870][  T252] R10: 0000000000000000 R11: 0000000000000246 R12: 000055edef128ffd
[   14.909872][  T252] R13: 000055edfbb1f9a0 R14: 0000000000040000 R15: 0000000000000000
| [   18.010107][    C0]
| [   18.010107][    C0]
| [   18.010107][    C0] stack backtrace:
| [   18.010113][    C0] Tainted: [W]=WARN
[   18.010114][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.010116][    C0] Call Trace:
[   18.010117][    C0]  <IRQ>
[   18.010119][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.010123][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   18.010125][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   18.010127][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[   18.010130][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   18.010132][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   18.010134][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   18.010136][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.010138][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   18.010140][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.010143][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.010145][    C0]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   18.010146][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   18.010148][    C0]  console_emit_next_record (kernel/printk/printk.c:3177)
[   18.010150][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.010152][    C0]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   18.010154][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.010156][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.010158][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.010160][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.010162][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.010164][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.010166][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.010168][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.010169][    C0]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   18.010171][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.010173][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.010174][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.010176][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.010178][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   18.010179][    C0]  _printk (kernel/printk/printk.c:2504)
[   18.010181][    C0]  ? snapshot_read.cold (user.c:?)
[   18.010183][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   18.010185][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.010187][    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))
[   18.010189][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   18.010190][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   18.010192][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   18.010194][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   18.010196][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   18.010199][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.010201][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.010203][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.010204][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   18.010206][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   18.010208][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   18.010210][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.010213][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   18.010216][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   18.010218][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   18.010220][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.010223][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.010224][    C0]  handle_softirqs (kernel/softirq.c:645)
[   18.010226][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.010227][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   18.010229][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   18.010231][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   18.010233][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   18.010234][    C0]  </IRQ>
[   18.010235][    C0]  <TASK>
[   18.010235][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   18.010237][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   18.010239][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   18.010241][    C0] Code: 48 8b 3d 94 92 68 02 e8 1f 00 00 00 48 2b 05 58 e3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 16 0e 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 92 68 02 	mov    0x2689294(%rip),%rdi        # 0x268929b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 e3 a0 00 	sub    0xa0e358(%rip),%rax        # 0xa0e36b
  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 16 0e 00 	verw   0xe1613(%rip)        # 0xe163b
  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
[   18.010243][    C0] RSP: 0018:ffffffff9a207cf8 EFLAGS: 00000296
[   18.010246][    C0] RAX: 00000000000c00f9 RBX: ffffffff9a230600 RCX: ffffffff96906247
[   18.010247][    C0] RDX: ffffffff9a230600 RSI: ffffffff99b11042 RDI: ffffffff994949e0
[   18.010248][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   18.010249][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3440fa2
[   18.010249][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   18.010251][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   18.010253][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   18.010255][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   18.010256][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   18.010258][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   18.010259][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   18.010261][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   18.010264][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.010265][    C0]  do_idle (kernel/sched/idle.c:355)
[   18.010267][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   18.010269][    C0]  rest_init (init/main.c:727)
[   18.010270][    C0]  ? __cpuidle_text_end (??:?)
[   18.010273][    C0]  ? rest_init (init/main.c:727)
[   18.010275][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   18.010278][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   18.010280][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   18.010282][    C0]  start_kernel (init/main.c:1185)
[   18.010284][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   18.010285][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   18.010287][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   18.010306][    C0] softirqs last disabled at (786683): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   18.010307][    C0] Preemption disabled at:
| [   18.010308][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   18.010313][    C0] Tainted: [W]=WARN
[   18.010313][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.010314][    C0] Call Trace:
[   18.010314][    C0]  <IRQ>
[   18.010315][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.010317][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   18.010319][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.010322][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.010325][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.010327][    C0]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   18.010328][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   18.010330][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.010332][    C0]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   18.010334][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.010336][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   18.010338][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.010340][    C0]  ? mark_lock (kernel/locking/lockdep.c:4769)
[   18.010342][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.010345][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.010347][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.010348][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.010350][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.010352][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.010354][    C0]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   18.010356][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.010357][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.010359][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.010362][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.010363][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.010366][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.010368][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.010370][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.010371][    C0]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   18.010373][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.010374][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.010376][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.010377][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.010379][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   18.010381][    C0]  _printk (kernel/printk/printk.c:2504)
[   18.010383][    C0]  ? snapshot_read.cold (user.c:?)
[   18.010384][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   18.010386][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.010388][    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))
[   18.010390][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   18.010392][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   18.010393][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   18.010395][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   18.010397][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   18.010399][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.010400][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.010402][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.010404][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   18.010405][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   18.010408][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   18.010409][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.010412][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   18.010415][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   18.010417][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   18.010418][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.010420][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.010421][    C0]  handle_softirqs (kernel/softirq.c:645)
[   18.010423][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.010425][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   18.010427][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   18.010428][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   18.010430][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   18.010431][    C0]  </IRQ>
[   18.010432][    C0]  <TASK>
[   18.010432][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   18.010434][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   18.010435][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   18.010437][    C0] Code: 48 8b 3d 94 92 68 02 e8 1f 00 00 00 48 2b 05 58 e3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 16 0e 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 92 68 02 	mov    0x2689294(%rip),%rdi        # 0x268929b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 e3 a0 00 	sub    0xa0e358(%rip),%rax        # 0xa0e36b
  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 16 0e 00 	verw   0xe1613(%rip)        # 0xe163b
  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
[   18.010438][    C0] RSP: 0018:ffffffff9a207cf8 EFLAGS: 00000296
[   18.010439][    C0] RAX: 00000000000c00f9 RBX: ffffffff9a230600 RCX: ffffffff96906247
[   18.010440][    C0] RDX: ffffffff9a230600 RSI: ffffffff99b11042 RDI: ffffffff994949e0
[   18.010441][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   18.010441][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3440fa2
[   18.010442][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   18.010444][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   18.010446][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   18.010447][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   18.010449][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   18.010450][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   18.010452][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   18.010453][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   18.010459][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.010460][    C0]  do_idle (kernel/sched/idle.c:355)
[   18.010462][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   18.010463][    C0]  rest_init (init/main.c:727)
[   18.010465][    C0]  ? __cpuidle_text_end (??:?)
[   18.010467][    C0]  ? rest_init (init/main.c:727)
[   18.010469][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   18.010471][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   18.010472][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   18.010474][    C0]  start_kernel (init/main.c:1185)
[   18.010476][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   18.010477][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   18.010479][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   19.939920][  T395] softirqs last disabled at (0): 0x0
| [   19.939922][  T395] Preemption disabled at:
| [   19.939923][  T395] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.939933][  T395] Tainted: [W]=WARN
[   19.939934][  T395] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.939936][  T395] Call Trace:
[   19.939937][  T395]  <TASK>
[   19.939938][  T395]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.939943][  T395]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.939945][  T395]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.939948][  T395]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   19.939950][  T395]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.939953][  T395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.939956][  T395]  __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))
[   19.939959][  T395]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   19.939962][  T395]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.939967][  T395]  ? 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)
[   19.939968][  T395]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.939971][  T395]  put_chars (drivers/char/virtio_console.c:1176)
[   19.939973][  T395]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.939974][  T395]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   19.939977][  T395]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.939982][  T395]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.939983][  T395]  ? vsnprintf (lib/vsprintf.c:2900)
[   19.939987][  T395]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   19.939988][  T395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.939989][  T395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.939991][  T395]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.939994][  T395]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.939996][  T395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.939997][  T395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.939997][  T395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.939998][  T395]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.940001][  T395]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   19.940003][  T395]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.940005][  T395]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.940008][  T395]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.940010][  T395]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.940011][  T395]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.940013][  T395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.940014][  T395]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   19.940015][  T395]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   19.940017][  T395]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6))
[   19.940018][  T395]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.940020][  T395]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.940021][  T395]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.940023][  T395]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.940025][  T395]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   19.940027][  T395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.940028][  T395]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   19.940030][  T395]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   19.940032][  T395]  _printk (kernel/printk/printk.c:2504)
[   19.940035][  T395]  ? snapshot_read.cold (user.c:?)
[   19.940038][  T395]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   19.940040][  T395]  ? __mutex_unlock_slowpath (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:4480 kernel/locking/mutex.c:1021)
[   19.940041][  T395] can_dev_init (can-dev.mod.c:?) can_dev
[   19.940045][  T395]  do_one_initcall (init/main.c:1357)
[   19.940047][  T395]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   19.940050][  T395]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   19.940052][  T395]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   19.940055][  T395]  do_init_module (kernel/module/main.c:3117)
[   19.940057][  T395]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   19.940058][  T395]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   19.940060][  T395]  load_module (kernel/module/main.c:3593)
[   19.940062][  T395]  ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11))
[   19.940066][  T395]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   19.940069][  T395]  ? backing_file_read_iter (fs/backing-file.c:211)
[   19.940073][  T395]  init_module_from_file (kernel/module/main.c:3790)
[   19.940074][  T395]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   19.940076][  T395]  ? ovl_mmap (fs/overlayfs/file.c:477)
[   19.940079][  T395]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   19.940081][  T395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.940082][  T395]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   19.940084][  T395]  ? 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)
[   19.940086][  T395]  idempotent_init_module (kernel/module/main.c:3802)
[   19.940087][  T395]  ? init_module_from_file (kernel/module/main.c:3791)
[   19.940089][  T395]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   19.940091][  T395]  ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769)
[   19.940094][  T395]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   19.940095][  T395]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.940099][  T395]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.940101][  T395]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.940103][  T395]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.940105][  T395] RIP: 0033:0x7f3c9d1bd37d
[   19.940107][  T395] 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
[   19.940108][  T395] RSP: 002b:00007ffea92ff738 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   19.940112][  T395] RAX: ffffffffffffffda RBX: 0000556950a78a50 RCX: 00007f3c9d1bd37d
[   19.940113][  T395] RDX: 0000000000000000 RSI: 000055693976cffd RDI: 0000000000000000
[   19.940114][  T395] RBP: 00007ffea92ff7d0 R08: 0000000000000000 R09: 0000000000000000
[   19.940115][  T395] R10: 0000000000000000 R11: 0000000000000246 R12: 000055693976cffd


Finger prints:
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
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
__irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars