======================================
| [   10.214681][  T171] softirqs last disabled at (22255): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.214684][  T171] Preemption disabled at:
| [   10.214684][  T171] 0x0
| [   10.214694][  T171] Tainted: [W]=WARN
[   10.214695][  T171] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.214696][  T171] Call Trace:
[   10.214698][  T171]  <TASK>
[   10.214699][  T171]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.214706][  T171]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.214710][  T171]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.214715][  T171]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.214719][  T171]  __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))
[   10.214721][  T171]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.214727][  T171]  ? 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)
[   10.214730][  T171]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.214733][  T171]  put_chars (drivers/char/virtio_console.c:1176)
[   10.214736][  T171]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.214738][  T171]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.214743][  T171]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.214748][  T171]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.214755][  T171]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.214757][  T171]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.214759][  T171]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.214763][  T171]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.214767][  T171]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.214769][  T171]  ? 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))
[   10.214772][  T171]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.214774][  T171]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.214778][  T171]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.214782][  T171]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.214783][  T171]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.214788][  T171]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.214791][  T171]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.214793][  T171]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.214795][  T171]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.214799][  T171]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.214800][  T171]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.214804][  T171]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.214807][  T171]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.214811][  T171]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.214814][  T171]  _printk (kernel/printk/printk.c:2504)
[   10.214818][  T171]  ? snapshot_read.cold (user.c:?)
[   10.214820][  T171]  ? 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)
[   10.214823][  T171]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.214826][  T171]  ? 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)
[   10.214829][  T171]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.214833][  T171]  ? exit_notify (kernel/exit.c:780)
[   10.214834][  T171]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.214837][  T171]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.214841][  T171]  do_group_exit (kernel/exit.c:1151)
[   10.214844][  T171]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.214845][  T171]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.214848][  T171]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.214852][  T171]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.214855][  T171]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.214857][  T171] RIP: 0033:0x7f94f4e211b8
[   10.214859][  T171] Code: Unable to access opcode bytes at 0x7f94f4e2118e.

Code starting with the faulting instruction
===========================================
[   10.214860][  T171] RSP: 002b:00007ffef6e8cf38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.214862][  T171] RAX: ffffffffffffffda RBX: 00007f94f4f51f88 RCX: 00007f94f4e211b8
[   10.214864][  T171] RDX: 00007f94f4b6bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.214865][  T171] RBP: 00007ffef6e8cf90 R08: 0000000000000000 R09: 0000000000000050
[   10.214865][  T171] R10: 00007ffef6e8cd50 R11: 0000000000000246 R12: 0000000000000001
[   10.214866][  T171] R13: 0000000000000000 R14: 00007f94f4f50680 R15: 00007f94f4f51fa0
| [   14.033338][  T197] softirqs last disabled at (17461): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   14.033341][  T197] Preemption disabled at:
| [   14.033342][  T197] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.033351][  T197] Tainted: [W]=WARN
[   14.033352][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.033353][  T197] Call Trace:
[   14.033355][  T197]  <TASK>
[   14.033357][  T197]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.033362][  T197]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.033365][  T197]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.033369][  T197]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.033373][  T197]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.033378][  T197]  __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))
[   14.033380][  T197]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.033386][  T197]  ? 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)
[   14.033388][  T197]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.033392][  T197]  put_chars (drivers/char/virtio_console.c:1176)
[   14.033394][  T197]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.033396][  T197]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.033401][  T197]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.033403][  T197]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.033407][  T197]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.033410][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.033415][  T197]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.033417][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.033422][  T197]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.033426][  T197]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.033428][  T197]  ? 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))
[   14.033431][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.033433][  T197]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.033437][  T197]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.033441][  T197]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.033442][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.033447][  T197]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.033450][  T197]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.033452][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.033454][  T197]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.033457][  T197]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.033459][  T197]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.033462][  T197]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.033466][  T197]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.033471][  T197]  ? ppp_cleanup (drivers/net/ppp/ppp_generic.c:1603) ppp_generic
[   14.033475][  T197]  _printk (kernel/printk/printk.c:2504)
[   14.033478][  T197]  ? snapshot_read.cold (user.c:?)
[   14.033483][  T197]  ? ppp_cleanup (drivers/net/ppp/ppp_generic.c:1603) ppp_generic
[   14.033485][  T197]  ? 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)
[   14.033487][  T197]  ? ppp_cleanup (drivers/net/ppp/ppp_generic.c:1603) ppp_generic
[   14.033490][  T197]  ? 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)
[   14.033492][  T197] bsdcomp_init (drivers/net/ppp/bsd_comp.c:297) bsd_comp
[   14.033495][  T197]  do_one_initcall (init/main.c:1357)
[   14.033498][  T197]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   14.033503][  T197]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   14.033506][  T197]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   14.033510][  T197]  do_init_module (kernel/module/main.c:3117)
[   14.033514][  T197]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   14.033518][  T197]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   14.033525][  T197]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   14.033528][  T197]  load_module (kernel/module/main.c:3593)
[   14.033535][  T197]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   14.033539][  T197]  ? __ia32_sys_fsconfig (??:?)
[   14.033542][  T197]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   14.033546][  T197]  ? backing_file_read_iter (fs/backing-file.c:211)
[   14.033549][  T197]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.033553][  T197]  init_module_from_file (kernel/module/main.c:3790)
[   14.033556][  T197]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   14.033563][  T197]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.033567][  T197]  ? 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)
[   14.033570][  T197]  idempotent_init_module (kernel/module/main.c:3802)
[   14.033573][  T197]  ? init_module_from_file (kernel/module/main.c:3791)
[   14.033579][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.033581][  T197]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   14.033587][  T197]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   14.033589][  T197]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.033592][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.033595][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.033597][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.033600][  T197] RIP: 0033:0x7fef7936437d
[   14.033603][  T197] 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
[   14.033604][  T197] RSP: 002b:00007fffa1a0eee8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   14.033607][  T197] RAX: ffffffffffffffda RBX: 000055ba1a50d810 RCX: 00007fef7936437d
[   14.033609][  T197] RDX: 0000000000000000 RSI: 000055ba0ae36ffd RDI: 0000000000000000
[   14.033609][  T197] RBP: 00007fffa1a0ef80 R08: 0000000000000000 R09: 0000000000000000
[   14.033610][  T197] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ba0ae36ffd
[   14.033611][  T197] R13: 000055ba1a50d9e0 R14: 0000000000040000 R15: 0000000000000000
| [   18.582083][  T225] softirqs last disabled at (824268): fpu__clear_user_states (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:835 (discriminator 2))
| [   18.582086][  T225] Preemption disabled at:
| [   18.582086][  T225] 0x0
| [   18.582096][  T225] Tainted: [W]=WARN
[   18.582097][  T225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.582099][  T225] Call Trace:
[   18.582101][  T225]  <TASK>
[   18.582102][  T225]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.582108][  T225]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.582113][  T225]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.582117][  T225]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.582122][  T225]  __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))
[   18.582124][  T225]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.582130][  T225]  ? 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)
[   18.582132][  T225]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.582136][  T225]  put_chars (drivers/char/virtio_console.c:1176)
[   18.582138][  T225]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   18.582140][  T225]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.582143][  T225]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.582147][  T225]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.582150][  T225]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.582153][  T225]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.582157][  T225]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.582159][  T225]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.582160][  T225]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.582164][  T225]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.582166][  T225]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   18.582169][  T225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.582171][  T225]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.582175][  T225]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.582179][  T225]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.582181][  T225]  ? 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))
[   18.582184][  T225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.582186][  T225]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.582190][  T225]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.582194][  T225]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.582196][  T225]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.582201][  T225]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.582203][  T225]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.582205][  T225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.582208][  T225]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.582211][  T225]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.582213][  T225]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.582216][  T225]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.582220][  T225]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.582223][  T225]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.582227][  T225]  _printk (kernel/printk/printk.c:2504)
[   18.582230][  T225]  ? snapshot_read.cold (user.c:?)
[   18.582233][  T225]  ? 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)
[   18.582235][  T225]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   18.582239][  T225]  ? 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)
[   18.582241][  T225]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   18.582245][  T225]  ? exit_notify (kernel/exit.c:780)
[   18.582250][  T225]  __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116)
[   18.582252][  T225]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61)
[   18.582254][  T225]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.582258][  T225]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.582261][  T225]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.582264][  T225] RIP: 0033:0x7fd821a9fc49
[   18.582266][  T225] Code: Unable to access opcode bytes at 0x7fd821a9fc1f.

Code starting with the faulting instruction
===========================================
[   18.582267][  T225] RSP: 002b:00007fd82125ee60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c
[   18.582270][  T225] RAX: ffffffffffffffda RBX: 00007fd82125f6c0 RCX: 00007fd821a9fc49
[   18.582271][  T225] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000
[   18.582272][  T225] RBP: 00007fd82125ef70 R08: 0000000000000001 R09: 00007fd82125f6c0
[   18.582273][  T225] R10: 0000000000000008 R11: 0000000000000246 R12: 00007fd820a5f000


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