======================================
| [   10.178183][  T217] softirqs last disabled at (20771): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.178186][  T217] Preemption disabled at:
| [   10.178186][  T217] 0x0
| [   10.178197][  T217] Tainted: [W]=WARN
[   10.178197][  T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.178199][  T217] Call Trace:
[   10.178200][  T217]  <TASK>
[   10.178202][  T217]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.178208][  T217]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.178212][  T217]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.178216][  T217]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.178221][  T217]  __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))
[   10.178223][  T217]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.178229][  T217]  ? 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)
[   10.178232][  T217]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.178236][  T217]  put_chars (drivers/char/virtio_console.c:1176)
[   10.178239][  T217]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.178240][  T217]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.178243][  T217]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.178249][  T217]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.178256][  T217]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.178259][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.178261][  T217]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.178265][  T217]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.178269][  T217]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.178270][  T217]  ? 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))
[   10.178274][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.178275][  T217]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.178279][  T217]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.178283][  T217]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.178285][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.178291][  T217]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.178293][  T217]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.178295][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.178297][  T217]  ? 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)
[   10.178301][  T217]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.178303][  T217]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.178305][  T217]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.178308][  T217]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.178311][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.178315][  T217]  _printk (kernel/printk/printk.c:2504)
[   10.178319][  T217]  ? snapshot_read.cold (user.c:?)
[   10.178322][  T217]  ? 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)
[   10.178324][  T217]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.178328][  T217]  ? 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)
[   10.178331][  T217]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.178335][  T217]  ? exit_notify (kernel/exit.c:780)
[   10.178336][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.178339][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.178342][  T217]  do_group_exit (kernel/exit.c:1151)
[   10.178345][  T217]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.178347][  T217]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.178349][  T217]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.178354][  T217]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.178357][  T217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.178359][  T217] RIP: 0033:0x7f757b0261b8
[   10.178361][  T217] Code: Unable to access opcode bytes at 0x7f757b02618e.

Code starting with the faulting instruction
===========================================
[   10.178362][  T217] RSP: 002b:00007fff37dae4b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.178365][  T217] RAX: ffffffffffffffda RBX: 00007f757b156f88 RCX: 00007f757b0261b8
[   10.178366][  T217] RDX: 00007f757ad70fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.178367][  T217] RBP: 00007fff37dae510 R08: 0000000000000000 R09: 0000000000000050
[   10.178368][  T217] R10: 00007fff37dae2d0 R11: 0000000000000246 R12: 0000000000000001
[   10.178369][  T217] R13: 0000000000000000 R14: 00007f757b155680 R15: 00007f757b156fa0
| [   12.180725][  T269] softirqs last disabled at (18691): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.180728][  T269] Preemption disabled at:
| [   12.180728][  T269] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.180737][  T269] Tainted: [W]=WARN
[   12.180738][  T269] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.180740][  T269] Call Trace:
[   12.180742][  T269]  <TASK>
[   12.180743][  T269]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.180749][  T269]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.180750][  T269]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.180761][  T269]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.180765][  T269]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.180769][  T269]  __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))
[   12.180771][  T269]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.180778][  T269]  ? 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)
[   12.180781][  T269]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.180785][  T269]  put_chars (drivers/char/virtio_console.c:1176)
[   12.180786][  T269]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   12.180789][  T269]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.180791][  T269]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.180795][  T269]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.180799][  T269]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.180803][  T269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.180805][  T269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.180809][  T269]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.180811][  T269]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.180814][  T269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.180816][  T269]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.180820][  T269]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.180824][  T269]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.180826][  T269]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   12.180829][  T269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.180831][  T269]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.180835][  T269]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.180839][  T269]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.180840][  T269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.180845][  T269]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.180848][  T269]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.180850][  T269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.180852][  T269]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   12.180855][  T269]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.180857][  T269]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.180860][  T269]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.180863][  T269]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.180868][  T269]  ? xfrm_user_exit (net/xfrm/xfrm_user.c:2223) xfrm_user
[   12.180873][  T269]  _printk (kernel/printk/printk.c:2504)
[   12.180876][  T269]  ? snapshot_read.cold (user.c:?)
[   12.180883][  T269]  ? 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)
[   12.180886][  T269] xfrm_user_init (xfrm_user.mod.c:?) xfrm_user
[   12.180889][  T269]  do_one_initcall (init/main.c:1357)
[   12.180892][  T269]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   12.180896][  T269]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   12.180899][  T269]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   12.180904][  T269]  do_init_module (kernel/module/main.c:3117)
[   12.180907][  T269]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.180911][  T269]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   12.180914][  T269]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   12.180917][  T269]  load_module (kernel/module/main.c:3593)
[   12.180922][  T269]  ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11))
[   12.180927][  T269]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   12.180931][  T269]  ? backing_file_read_iter (fs/backing-file.c:211)
[   12.180935][  T269]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.180938][  T269]  init_module_from_file (kernel/module/main.c:3790)
[   12.180941][  T269]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   12.180948][  T269]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.180952][  T269]  ? 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)
[   12.180955][  T269]  idempotent_init_module (kernel/module/main.c:3802)
[   12.180958][  T269]  ? init_module_from_file (kernel/module/main.c:3791)
[   12.180963][  T269]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.180965][  T269]  ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769)
[   12.180970][  T269]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   12.180972][  T269]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.180976][  T269]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.180978][  T269]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.180981][  T269]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.180983][  T269] RIP: 0033:0x7f31dd8df37d
[   12.180987][  T269] 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
[   12.180989][  T269] RSP: 002b:00007ffc117ce378 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   12.180991][  T269] RAX: ffffffffffffffda RBX: 000055e28ceb7810 RCX: 00007f31dd8df37d
[   12.180992][  T269] RDX: 0000000000000000 RSI: 000055e271494ffd RDI: 0000000000000000
[   12.180993][  T269] RBP: 00007ffc117ce410 R08: 0000000000000000 R09: 0000000000000000
[   12.180994][  T269] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e271494ffd


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