======================================
| [   17.368460][  T292] softirqs last disabled at (19211): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   17.368462][  T292] Preemption disabled at:
| [   17.368463][  T292] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.368472][  T292] Tainted: [W]=WARN
[   17.368473][  T292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.368475][  T292] Call Trace:
[   17.368477][  T292]  <TASK>
[   17.368478][  T292]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.368484][  T292]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.368486][  T292]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.368491][  T292]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.368495][  T292]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.368501][  T292]  __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))
[   17.368503][  T292]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.368509][  T292]  ? 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)
[   17.368512][  T292]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.368515][  T292]  put_chars (drivers/char/virtio_console.c:1176)
[   17.368517][  T292]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   17.368519][  T292]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.368522][  T292]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.368526][  T292]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.368535][  T292]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.368538][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.368539][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.368544][  T292]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.368545][  T292]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   17.368548][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.368551][  T292]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.368555][  T292]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.368559][  T292]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.368561][  T292]  ? 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))
[   17.368564][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.368567][  T292]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.368571][  T292]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.368575][  T292]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.368577][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.368582][  T292]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.368584][  T292]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.368586][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.368588][  T292]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.368592][  T292]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.368594][  T292]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.368597][  T292]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.368601][  T292]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.368607][  T292]  ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact
[   17.368610][  T292]  _printk (kernel/printk/printk.c:2504)
[   17.368616][  T292]  ? snapshot_read.cold (user.c:?)
[   17.368622][  T292]  ? 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)
[   17.368625][  T292] gact_init_module (net/sched/act_gact.c:180) act_gact
[   17.368627][  T292]  do_one_initcall (init/main.c:1357)
[   17.368630][  T292]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   17.368635][  T292]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   17.368638][  T292]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   17.368642][  T292]  do_init_module (kernel/module/main.c:3117)
[   17.368646][  T292]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.368650][  T292]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   17.368654][  T292]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   17.368658][  T292]  load_module (kernel/module/main.c:3593)
[   17.368665][  T292]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   17.368668][  T292]  ? __ia32_sys_fsconfig (??:?)
[   17.368672][  T292]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.368674][  T292]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.368678][  T292]  init_module_from_file (kernel/module/main.c:3790)
[   17.368682][  T292]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   17.368690][  T292]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   17.368693][  T292]  ? 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)
[   17.368696][  T292]  idempotent_init_module (kernel/module/main.c:3802)
[   17.368700][  T292]  ? init_module_from_file (kernel/module/main.c:3791)
[   17.368706][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.368708][  T292]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   17.368715][  T292]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   17.368717][  T292]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.368720][  T292]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.368722][  T292]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.368725][  T292]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.368727][  T292] RIP: 0033:0x7f2297ef937d
[   17.368731][  T292] 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
[   17.368732][  T292] RSP: 002b:00007ffc31d6c428 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   17.368735][  T292] RAX: ffffffffffffffda RBX: 000055f14ce2e810 RCX: 00007f2297ef937d
[   17.368737][  T292] RDX: 0000000000000000 RSI: 000055f11061cffd RDI: 0000000000000000
[   17.368738][  T292] RBP: 00007ffc31d6c4c0 R08: 0000000000000000 R09: 0000000000000000
[   17.368738][  T292] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f11061cffd
[   17.368739][  T292] R13: 000055f14ce2e960 R14: 0000000000040000 R15: 0000000000000000
| [   20.111861][  T521] softirqs last disabled at (17041): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   20.111863][  T521] Preemption disabled at:
| [   20.111863][  T521] vprintk_emit (kernel/printk/printk.c:2471)
| [   20.111873][  T521] Tainted: [W]=WARN
[   20.111874][  T521] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.111876][  T521] Call Trace:
[   20.111877][  T521]  <TASK>
[   20.111878][  T521]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   20.111884][  T521]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   20.111886][  T521]  __might_resched.cold (kernel/sched/core.c:9234)
[   20.111891][  T521]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   20.111895][  T521]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   20.111900][  T521]  __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))
[   20.111902][  T521]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.111909][  T521]  ? 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)
[   20.111911][  T521]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.111914][  T521]  put_chars (drivers/char/virtio_console.c:1176)
[   20.111917][  T521]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   20.111919][  T521]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.111923][  T521]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.111926][  T521]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.111930][  T521]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   20.111933][  T521]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.111938][  T521]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   20.111940][  T521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.111945][  T521]  console_emit_next_record (kernel/printk/printk.c:3183)
[   20.111949][  T521]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   20.111951][  T521]  ? 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))
[   20.111954][  T521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.111956][  T521]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.111960][  T521]  console_flush_one_record (kernel/printk/printk.c:3268)
[   20.111964][  T521]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   20.111965][  T521]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.111970][  T521]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   20.111973][  T521]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   20.111975][  T521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.111977][  T521]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   20.111980][  T521]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   20.111982][  T521]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   20.111985][  T521]  vprintk_emit (kernel/printk/printk.c:2479)
[   20.111989][  T521]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   20.111992][  T521]  ? netdev_run_todo (net/core/dev.c:11776)
[   20.111996][  T521]  ? mirred_device_event (net/sched/act_mirred.c:559 (discriminator 1)) act_mirred
[   20.112000][  T521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.112003][  T521]  ? mirred_cleanup_module (./include/net/netlink.h:1107 (discriminator 1) net/sched/act_mirred.c:549 (discriminator 1)) act_mirred
[   20.112006][  T521]  _printk (kernel/printk/printk.c:2504)
[   20.112010][  T521]  ? snapshot_read.cold (user.c:?)
[   20.112011][  T521]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.112014][  T521]  ? mirred_cleanup_module (./include/net/netlink.h:1107 (discriminator 1) net/sched/act_mirred.c:549 (discriminator 1)) act_mirred
[   20.112016][  T521]  ? __up_write (kernel/locking/rwsem.c:1415)
[   20.112018][  T521]  ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1))
[   20.112021][  T521]  ? __up_write (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:3390 kernel/locking/rwsem.c:1417)
[   20.112023][  T521] mirred_init_module (net/sched/act_mirred.c:508) act_mirred
[   20.112026][  T521]  do_one_initcall (init/main.c:1357)
[   20.112029][  T521]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   20.112033][  T521]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   20.112036][  T521]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   20.112041][  T521]  do_init_module (kernel/module/main.c:3117)
[   20.112045][  T521]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   20.112049][  T521]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   20.112052][  T521]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   20.112056][  T521]  load_module (kernel/module/main.c:3593)
[   20.112063][  T521]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   20.112066][  T521]  ? __ia32_sys_fsconfig (??:?)
[   20.112069][  T521]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   20.112073][  T521]  ? backing_file_read_iter (fs/backing-file.c:211)
[   20.112076][  T521]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.112080][  T521]  init_module_from_file (kernel/module/main.c:3790)
[   20.112083][  T521]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   20.112091][  T521]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   20.112094][  T521]  ? 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)
[   20.112097][  T521]  idempotent_init_module (kernel/module/main.c:3802)
[   20.112100][  T521]  ? init_module_from_file (kernel/module/main.c:3791)
[   20.112107][  T521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.112109][  T521]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   20.112115][  T521]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   20.112117][  T521]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   20.112120][  T521]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   20.112122][  T521]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   20.112124][  T521]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.112127][  T521] RIP: 0033:0x7f2b0815637d
[   20.112130][  T521] 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
[   20.112132][  T521] RSP: 002b:00007fffaa077ac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   20.112135][  T521] RAX: ffffffffffffffda RBX: 000055b288f24810 RCX: 00007f2b0815637d
[   20.112136][  T521] RDX: 0000000000000000 RSI: 000055b25b509ffd RDI: 0000000000000000
[   20.112137][  T521] RBP: 00007fffaa077b60 R08: 0000000000000000 R09: 0000000000000000
[   20.112138][  T521] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b25b509ffd


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