======================================
| [   15.625783][  T434] softirqs last disabled at (18823): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   15.625786][  T434] Preemption disabled at:
| [   15.625786][  T434] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.625794][  T434] Tainted: [W]=WARN
[   15.625795][  T434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.625797][  T434] Call Trace:
[   15.625799][  T434]  <TASK>
[   15.625800][  T434]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.625806][  T434]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.625807][  T434]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.625812][  T434]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.625816][  T434]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.625820][  T434]  __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))
[   15.625822][  T434]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.625829][  T434]  ? 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)
[   15.625831][  T434]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.625835][  T434]  put_chars (drivers/char/virtio_console.c:1176)
[   15.625837][  T434]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.625840][  T434]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.625843][  T434]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.625847][  T434]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.625851][  T434]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.625853][  T434]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.625858][  T434]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.625859][  T434]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   15.625862][  T434]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.625871][  T434]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.625875][  T434]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.625879][  T434]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.625881][  T434]  ? 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))
[   15.625884][  T434]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.625886][  T434]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.625890][  T434]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.625894][  T434]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.625896][  T434]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.625901][  T434]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.625903][  T434]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.625905][  T434]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.625907][  T434]  ? 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)
[   15.625910][  T434]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.625912][  T434]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.625915][  T434]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.625918][  T434]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.625923][  T434]  ? xfrm_user_exit (net/xfrm/xfrm_user.c:2223) xfrm_user
[   15.625926][  T434]  _printk (kernel/printk/printk.c:2504)
[   15.625929][  T434]  ? snapshot_read.cold (user.c:?)
[   15.625935][  T434]  ? 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)
[   15.625939][  T434] xfrm_user_init (xfrm_user.mod.c:?) xfrm_user
[   15.625941][  T434]  do_one_initcall (init/main.c:1357)
[   15.625944][  T434]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   15.625948][  T434]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   15.625951][  T434]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   15.625956][  T434]  do_init_module (kernel/module/main.c:3117)
[   15.625959][  T434]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   15.625963][  T434]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   15.625965][  T434]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   15.625969][  T434]  load_module (kernel/module/main.c:3593)
[   15.625974][  T434]  ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11))
[   15.625979][  T434]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   15.625983][  T434]  ? backing_file_read_iter (fs/backing-file.c:211)
[   15.625987][  T434]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.625990][  T434]  init_module_from_file (kernel/module/main.c:3790)
[   15.625993][  T434]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   15.626000][  T434]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.626004][  T434]  ? 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)
[   15.626006][  T434]  idempotent_init_module (kernel/module/main.c:3802)
[   15.626009][  T434]  ? init_module_from_file (kernel/module/main.c:3791)
[   15.626014][  T434]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   15.626017][  T434]  ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769)
[   15.626022][  T434]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   15.626023][  T434]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.626027][  T434]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.626030][  T434]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.626033][  T434]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.626035][  T434] RIP: 0033:0x7f4edd67e37d
[   15.626038][  T434] 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
[   15.626040][  T434] RSP: 002b:00007ffcd9145878 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   15.626042][  T434] RAX: ffffffffffffffda RBX: 0000562d62453810 RCX: 00007f4edd67e37d
[   15.626043][  T434] RDX: 0000000000000000 RSI: 0000562d3efd7ffd RDI: 0000000000000000
[   15.626044][  T434] RBP: 00007ffcd9145910 R08: 0000000000000000 R09: 0000000000000000
[   15.626045][  T434] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562d3efd7ffd
[   15.626046][  T434] R13: 0000562d62453960 R14: 0000000000040000 R15: 0000000000000000
| [   52.203732][ T1414] softirqs last disabled at (49135): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   52.203735][ T1414] Preemption disabled at:
| [   52.203735][ T1414] 0x0
| [   52.203746][ T1414] Tainted: [W]=WARN
[   52.203747][ T1414] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.203749][ T1414] Call Trace:
[   52.203751][ T1414]  <TASK>
[   52.203752][ T1414]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   52.203759][ T1414]  __might_resched.cold (kernel/sched/core.c:9234)
[   52.203763][ T1414]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   52.203768][ T1414]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   52.203772][ T1414]  __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))
[   52.203774][ T1414]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.203781][ T1414]  ? 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)
[   52.203784][ T1414]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.203788][ T1414]  put_chars (drivers/char/virtio_console.c:1176)
[   52.203790][ T1414]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   52.203791][ T1414]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   52.203795][ T1414]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   52.203801][ T1414]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   52.203808][ T1414]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   52.203811][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.203813][ T1414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.203817][ T1414]  console_emit_next_record (kernel/printk/printk.c:3183)
[   52.203821][ T1414]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   52.203823][ T1414]  ? 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))
[   52.203827][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.203828][ T1414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.203833][ T1414]  console_flush_one_record (kernel/printk/printk.c:3268)
[   52.203837][ T1414]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   52.203839][ T1414]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.203845][ T1414]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   52.203848][ T1414]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   52.203850][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.203851][ T1414]  ? 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)
[   52.203855][ T1414]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   52.203857][ T1414]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   52.203860][ T1414]  vprintk_emit (kernel/printk/printk.c:2479)
[   52.203863][ T1414]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   52.203866][ T1414]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.203870][ T1414]  _printk (kernel/printk/printk.c:2504)
[   52.203873][ T1414]  ? snapshot_read.cold (user.c:?)
[   52.203876][ T1414]  ? 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)
[   52.203878][ T1414]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   52.203882][ T1414]  ? 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)
[   52.203885][ T1414]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   52.203889][ T1414]  ? exit_notify (kernel/exit.c:780)
[   52.203891][ T1414]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.203893][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.203897][ T1414]  do_group_exit (kernel/exit.c:1151)
[   52.203900][ T1414]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   52.203902][ T1414]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   52.203904][ T1414]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   52.203908][ T1414]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   52.203911][ T1414]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.203914][ T1414] RIP: 0033:0x7f18ba4451b8
[   52.203916][ T1414] Code: Unable to access opcode bytes at 0x7f18ba44518e.

Code starting with the faulting instruction
===========================================
[   52.203917][ T1414] RSP: 002b:00007ffe3a427378 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   52.203919][ T1414] RAX: ffffffffffffffda RBX: 00007f18ba575f88 RCX: 00007f18ba4451b8
[   52.203921][ T1414] RDX: 00007f18ba18ffc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   52.203922][ T1414] RBP: 00007ffe3a4273d0 R08: 0000000000000000 R09: 0000000000008010
[   52.203923][ T1414] R10: 00007ffe3a427190 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