======================================
| [   11.428554][  T244] softirqs last disabled at (26579): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.428556][  T244] Preemption disabled at:
| [   11.428557][  T244] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.428566][  T244] Tainted: [W]=WARN
[   11.428567][  T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.428569][  T244] Call Trace:
[   11.428570][  T244]  <TASK>
[   11.428572][  T244]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.428577][  T244]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.428579][  T244]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.428584][  T244]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.428588][  T244]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.428593][  T244]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.428595][  T244]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.428601][  T244]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.428604][  T244]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.428607][  T244]  put_chars (drivers/char/virtio_console.c:1176)
[   11.428610][  T244]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.428611][  T244]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.428616][  T244]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.428618][  T244]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.428623][  T244]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.428625][  T244]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.428630][  T244]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.428633][  T244]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.428638][  T244]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.428641][  T244]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.428643][  T244]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.428646][  T244]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.428648][  T244]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.428652][  T244]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.428657][  T244]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.428658][  T244]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.428664][  T244]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.428666][  T244]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.428668][  T244]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.428670][  T244]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.428674][  T244]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.428676][  T244]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.428679][  T244]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.428683][  T244]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.428689][  T244]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   11.428693][  T244]  _printk (kernel/printk/printk.c:2504)
[   11.428696][  T244]  ? snapshot_read.cold (user.c:?)
[   11.428703][  T244]  ? 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)
[   11.428706][  T244] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q
[   11.428709][  T244]  do_one_initcall (init/main.c:1357)
[   11.428711][  T244]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.428716][  T244]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.428719][  T244]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.428724][  T244]  do_init_module (kernel/module/main.c:3117)
[   11.428727][  T244]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.428732][  T244]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.428735][  T244]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.428739][  T244]  load_module (kernel/module/main.c:3593)
[   11.428746][  T244]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.428750][  T244]  ? __ia32_sys_fsconfig (??:?)
[   11.428753][  T244]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   11.428757][  T244]  ? backing_file_read_iter (fs/backing-file.c:211)
[   11.428760][  T244]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.428764][  T244]  init_module_from_file (kernel/module/main.c:3790)
[   11.428767][  T244]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   11.428775][  T244]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.428779][  T244]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.428782][  T244]  idempotent_init_module (kernel/module/main.c:3802)
[   11.428785][  T244]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.428792][  T244]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.428794][  T244]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.428800][  T244]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.428802][  T244]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.428805][  T244]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.428807][  T244]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.428810][  T244]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.428812][  T244] RIP: 0033:0x7f64830f437d
[   11.428816][  T244] 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
[   11.428818][  T244] RSP: 002b:00007ffd7c900348 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.428821][  T244] RAX: ffffffffffffffda RBX: 0000564caeb4b810 RCX: 00007f64830f437d
[   11.428822][  T244] RDX: 0000000000000000 RSI: 0000564c8a689ffd RDI: 0000000000000000
[   11.428823][  T244] RBP: 00007ffd7c9003e0 R08: 0000000000000000 R09: 0000000000000000
[   11.428824][  T244] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564c8a689ffd
[   11.428825][  T244] R13: 0000564caeb4b960 R14: 0000000000040000 R15: 0000000000000000
| [   13.216851][  T303] softirqs last disabled at (22337): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.216853][  T303] Preemption disabled at:
| [   13.216854][  T303] 0x0
| [   13.216864][  T303] Tainted: [W]=WARN
[   13.216865][  T303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.216867][  T303] Call Trace:
[   13.216869][  T303]  <TASK>
[   13.216870][  T303]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.216876][  T303]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.216881][  T303]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.216885][  T303]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.216890][  T303]  __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))
[   13.216892][  T303]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.216898][  T303]  ? 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)
[   13.216901][  T303]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.216904][  T303]  put_chars (drivers/char/virtio_console.c:1176)
[   13.216907][  T303]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.216908][  T303]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.216913][  T303]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.216918][  T303]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.216925][  T303]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.216927][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.216929][  T303]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.216933][  T303]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.216937][  T303]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.216939][  T303]  ? 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))
[   13.216942][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.216944][  T303]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.216948][  T303]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.216953][  T303]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.216954][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.216960][  T303]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.216962][  T303]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.216964][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.216967][  T303]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.216970][  T303]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.216972][  T303]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.216975][  T303]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.216979][  T303]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.216983][  T303]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.216986][  T303]  _printk (kernel/printk/printk.c:2504)
[   13.216990][  T303]  ? snapshot_read.cold (user.c:?)
[   13.216993][  T303]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   13.216995][  T303]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.216999][  T303]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   13.217002][  T303]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   13.217006][  T303]  ? exit_notify (kernel/exit.c:780)
[   13.217008][  T303]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.217010][  T303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.217015][  T303]  do_group_exit (kernel/exit.c:1151)
[   13.217017][  T303]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   13.217019][  T303]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   13.217021][  T303]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.217024][  T303]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.217027][  T303]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.217030][  T303] RIP: 0033:0x7f015c0e41b8
[   13.217032][  T303] Code: Unable to access opcode bytes at 0x7f015c0e418e.

Code starting with the faulting instruction
===========================================
[   13.217033][  T303] RSP: 002b:00007ffcacf659f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   13.217036][  T303] RAX: ffffffffffffffda RBX: 00007f015c214f88 RCX: 00007f015c0e41b8
[   13.217037][  T303] RDX: 00007f015be2efc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   13.217038][  T303] RBP: 00007ffcacf65a50 R08: 0000000000000000 R09: 0000000000000050
[   13.217039][  T303] R10: 00007ffcacf65810 R11: 0000000000000246 R12: 0000000000000001


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