======================================
| [   17.651895][  T297] softirqs last disabled at (22679): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   17.651897][  T297] Preemption disabled at:
| [   17.651898][  T297] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.651907][  T297] Tainted: [W]=WARN
[   17.651908][  T297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.651910][  T297] Call Trace:
[   17.651911][  T297]  <TASK>
[   17.651913][  T297]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.651919][  T297]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.651921][  T297]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.651926][  T297]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.651930][  T297]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.651935][  T297]  __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))
[   17.651937][  T297]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.651943][  T297]  ? 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)
[   17.651946][  T297]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.651949][  T297]  put_chars (drivers/char/virtio_console.c:1176)
[   17.651951][  T297]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   17.651954][  T297]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.651956][  T297]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.651960][  T297]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.651964][  T297]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.651967][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.651968][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.651973][  T297]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.651974][  T297]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   17.651977][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.651980][  T297]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.651984][  T297]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.651988][  T297]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.651990][  T297]  ? 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))
[   17.651993][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.651995][  T297]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.651999][  T297]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.652003][  T297]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.652005][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.652014][  T297]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.652016][  T297]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.652021][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.652023][  T297]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.652026][  T297]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.652028][  T297]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.652031][  T297]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.652035][  T297]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.652040][  T297]  ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact
[   17.652043][  T297]  _printk (kernel/printk/printk.c:2504)
[   17.652047][  T297]  ? snapshot_read.cold (user.c:?)
[   17.652053][  T297]  ? 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)
[   17.652056][  T297] gact_init_module (net/sched/act_gact.c:180) act_gact
[   17.652058][  T297]  do_one_initcall (init/main.c:1357)
[   17.652061][  T297]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   17.652065][  T297]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   17.652068][  T297]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   17.652073][  T297]  do_init_module (kernel/module/main.c:3117)
[   17.652077][  T297]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.652081][  T297]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   17.652084][  T297]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   17.652088][  T297]  load_module (kernel/module/main.c:3593)
[   17.652095][  T297]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   17.652099][  T297]  ? __ia32_sys_fsconfig (??:?)
[   17.652102][  T297]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   17.652106][  T297]  ? backing_file_read_iter (fs/backing-file.c:211)
[   17.652109][  T297]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.652112][  T297]  init_module_from_file (kernel/module/main.c:3790)
[   17.652115][  T297]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   17.652123][  T297]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   17.652127][  T297]  ? 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)
[   17.652130][  T297]  idempotent_init_module (kernel/module/main.c:3802)
[   17.652133][  T297]  ? init_module_from_file (kernel/module/main.c:3791)
[   17.652139][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.652141][  T297]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   17.652147][  T297]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   17.652149][  T297]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.652153][  T297]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.652155][  T297]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.652157][  T297]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.652160][  T297] RIP: 0033:0x7f78f529f37d
[   17.652163][  T297] 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
[   17.652164][  T297] RSP: 002b:00007ffe59d39708 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   17.652167][  T297] RAX: ffffffffffffffda RBX: 0000561207da3810 RCX: 00007f78f529f37d
[   17.652169][  T297] RDX: 0000000000000000 RSI: 00005611d84cbffd RDI: 0000000000000000
[   17.652169][  T297] RBP: 00007ffe59d397a0 R08: 0000000000000000 R09: 0000000000000000
[   17.652170][  T297] R10: 0000000000000000 R11: 0000000000000246 R12: 00005611d84cbffd
[   17.652171][  T297] R13: 0000561207da3960 R14: 0000000000040000 R15: 0000000000000000
| [   59.968615][  T523] softirqs last disabled at (24719): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   59.968618][  T523] Preemption disabled at:
| [   59.968618][  T523] vprintk_emit (kernel/printk/printk.c:2471)
| [   59.968628][  T523] Tainted: [W]=WARN
[   59.968629][  T523] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.968631][  T523] Call Trace:
[   59.968633][  T523]  <TASK>
[   59.968634][  T523]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   59.968640][  T523]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   59.968642][  T523]  __might_resched.cold (kernel/sched/core.c:9234)
[   59.968646][  T523]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   59.968650][  T523]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   59.968655][  T523]  __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))
[   59.968658][  T523]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.968664][  T523]  ? 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)
[   59.968667][  T523]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.968670][  T523]  put_chars (drivers/char/virtio_console.c:1176)
[   59.968673][  T523]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   59.968674][  T523]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.968679][  T523]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.968681][  T523]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.968685][  T523]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   59.968688][  T523]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.968693][  T523]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   59.968695][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.968700][  T523]  console_emit_next_record (kernel/printk/printk.c:3183)
[   59.968703][  T523]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   59.968705][  T523]  ? 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))
[   59.968708][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.968710][  T523]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.968714][  T523]  console_flush_one_record (kernel/printk/printk.c:3268)
[   59.968718][  T523]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   59.968720][  T523]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.968725][  T523]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   59.968728][  T523]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   59.968730][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.968732][  T523]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   59.968735][  T523]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   59.968737][  T523]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   59.968740][  T523]  vprintk_emit (kernel/printk/printk.c:2479)
[   59.968744][  T523]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   59.968747][  T523]  ? netdev_run_todo (net/core/dev.c:11776)
[   59.968751][  T523]  ? mirred_device_event (net/sched/act_mirred.c:559 (discriminator 1)) act_mirred
[   59.968754][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.968758][  T523]  ? mirred_cleanup_module (./include/net/netlink.h:1107 (discriminator 1) net/sched/act_mirred.c:549 (discriminator 1)) act_mirred
[   59.968760][  T523]  _printk (kernel/printk/printk.c:2504)
[   59.968764][  T523]  ? snapshot_read.cold (user.c:?)
[   59.968766][  T523]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.968768][  T523]  ? mirred_cleanup_module (./include/net/netlink.h:1107 (discriminator 1) net/sched/act_mirred.c:549 (discriminator 1)) act_mirred
[   59.968770][  T523]  ? __up_write (kernel/locking/rwsem.c:1415)
[   59.968772][  T523]  ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1))
[   59.968775][  T523]  ? __up_write (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:3390 kernel/locking/rwsem.c:1417)
[   59.968778][  T523] mirred_init_module (net/sched/act_mirred.c:508) act_mirred
[   59.968780][  T523]  do_one_initcall (init/main.c:1357)
[   59.968784][  T523]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   59.968788][  T523]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   59.968791][  T523]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   59.968795][  T523]  do_init_module (kernel/module/main.c:3117)
[   59.968799][  T523]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   59.968803][  T523]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   59.968806][  T523]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   59.968810][  T523]  load_module (kernel/module/main.c:3593)
[   59.968817][  T523]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   59.968821][  T523]  ? __ia32_sys_fsconfig (??:?)
[   59.968824][  T523]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   59.968828][  T523]  ? backing_file_read_iter (fs/backing-file.c:211)
[   59.968831][  T523]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.968835][  T523]  init_module_from_file (kernel/module/main.c:3790)
[   59.968838][  T523]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   59.968845][  T523]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   59.968849][  T523]  ? 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)
[   59.968852][  T523]  idempotent_init_module (kernel/module/main.c:3802)
[   59.968855][  T523]  ? init_module_from_file (kernel/module/main.c:3791)
[   59.968861][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.968863][  T523]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   59.968869][  T523]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   59.968871][  T523]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.968874][  T523]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.968876][  T523]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   59.968879][  T523]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.968881][  T523] RIP: 0033:0x7ff75f9f137d
[   59.968884][  T523] 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
[   59.968886][  T523] RSP: 002b:00007fff7ee58d98 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   59.968889][  T523] RAX: ffffffffffffffda RBX: 0000563e4d714810 RCX: 00007ff75f9f137d
[   59.968890][  T523] RDX: 0000000000000000 RSI: 0000563e1c501ffd RDI: 0000000000000000
[   59.968891][  T523] RBP: 00007fff7ee58e30 R08: 0000000000000000 R09: 0000000000000000
[   59.968892][  T523] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563e1c501ffd


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