======================================
| [   17.418253][  T294] softirqs last disabled at (22975): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   17.418255][  T294] Preemption disabled at:
| [   17.418256][  T294] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.418265][  T294] Tainted: [W]=WARN
[   17.418266][  T294] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.418268][  T294] Call Trace:
[   17.418269][  T294]  <TASK>
[   17.418271][  T294]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.418276][  T294]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.418278][  T294]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.418283][  T294]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.418287][  T294]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.418292][  T294]  __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))
[   17.418294][  T294]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.418301][  T294]  ? 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)
[   17.418303][  T294]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.418306][  T294]  put_chars (drivers/char/virtio_console.c:1176)
[   17.418308][  T294]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   17.418311][  T294]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.418314][  T294]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.418317][  T294]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.418321][  T294]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.418324][  T294]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.418326][  T294]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.418330][  T294]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.418331][  T294]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   17.418334][  T294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.418337][  T294]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.418341][  T294]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.418345][  T294]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.418347][  T294]  ? 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))
[   17.418350][  T294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.418352][  T294]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.418356][  T294]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.418360][  T294]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.418362][  T294]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.418367][  T294]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.418369][  T294]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.418371][  T294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.418374][  T294]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.418377][  T294]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.418379][  T294]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.418382][  T294]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.418386][  T294]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.418391][  T294]  ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact
[   17.418394][  T294]  _printk (kernel/printk/printk.c:2504)
[   17.418398][  T294]  ? snapshot_read.cold (user.c:?)
[   17.418404][  T294]  ? 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)
[   17.418407][  T294] gact_init_module (net/sched/act_gact.c:180) act_gact
[   17.418409][  T294]  do_one_initcall (init/main.c:1357)
[   17.418412][  T294]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   17.418416][  T294]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   17.418419][  T294]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   17.418424][  T294]  do_init_module (kernel/module/main.c:3117)
[   17.418427][  T294]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.418432][  T294]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   17.418435][  T294]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   17.418439][  T294]  load_module (kernel/module/main.c:3593)
[   17.418446][  T294]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   17.418449][  T294]  ? __ia32_sys_fsconfig (??:?)
[   17.418452][  T294]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   17.418456][  T294]  ? backing_file_read_iter (fs/backing-file.c:211)
[   17.418459][  T294]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.418463][  T294]  init_module_from_file (kernel/module/main.c:3790)
[   17.418466][  T294]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   17.418474][  T294]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   17.418477][  T294]  ? 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)
[   17.418480][  T294]  idempotent_init_module (kernel/module/main.c:3802)
[   17.418484][  T294]  ? init_module_from_file (kernel/module/main.c:3791)
[   17.418490][  T294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.418492][  T294]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   17.418498][  T294]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   17.418500][  T294]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.418504][  T294]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.418505][  T294]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.418508][  T294]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.418510][  T294] RIP: 0033:0x7fc5c798437d
[   17.418514][  T294] 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
[   17.418516][  T294] RSP: 002b:00007ffea4eb42d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   17.418518][  T294] RAX: ffffffffffffffda RBX: 000055da5a4c9810 RCX: 00007fc5c798437d
[   17.418520][  T294] RDX: 0000000000000000 RSI: 000055da5850affd RDI: 0000000000000000
[   17.418521][  T294] RBP: 00007ffea4eb4370 R08: 0000000000000000 R09: 0000000000000000
[   17.418522][  T294] R10: 0000000000000000 R11: 0000000000000246 R12: 000055da5850affd
[   17.418522][  T294] R13: 000055da5a4c9960 R14: 0000000000040000 R15: 0000000000000000
| [   20.076137][  T510] softirqs last disabled at (20429): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   20.076141][  T510] Preemption disabled at:
| [   20.076141][  T510] vprintk_emit (kernel/printk/printk.c:2471)
| [   20.076154][  T510] Tainted: [W]=WARN
[   20.076156][  T510] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.076158][  T510] Call Trace:
[   20.076160][  T510]  <TASK>
[   20.076162][  T510]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   20.076170][  T510]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   20.076173][  T510]  __might_resched.cold (kernel/sched/core.c:9234)
[   20.076180][  T510]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   20.076185][  T510]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   20.076193][  T510]  __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))
[   20.076197][  T510]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.076206][  T510]  ? 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)
[   20.076210][  T510]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.076216][  T510]  put_chars (drivers/char/virtio_console.c:1176)
[   20.076220][  T510]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   20.076222][  T510]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.076229][  T510]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.076233][  T510]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.076241][  T510]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   20.076244][  T510]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.076253][  T510]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   20.076257][  T510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.076267][  T510]  console_emit_next_record (kernel/printk/printk.c:3183)
[   20.076273][  T510]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   20.076276][  T510]  ? 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))
[   20.076280][  T510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.076284][  T510]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.076291][  T510]  console_flush_one_record (kernel/printk/printk.c:3268)
[   20.076298][  T510]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   20.076300][  T510]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.076310][  T510]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   20.076314][  T510]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   20.076317][  T510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.076320][  T510]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   20.076327][  T510]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   20.076329][  T510]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   20.076335][  T510]  vprintk_emit (kernel/printk/printk.c:2479)
[   20.076342][  T510]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   20.076346][  T510]  ? netdev_run_todo (net/core/dev.c:11776)
[   20.076351][  T510]  ? mirred_device_event (net/sched/act_mirred.c:559 (discriminator 1)) act_mirred
[   20.076355][  T510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.076362][  T510]  ? mirred_cleanup_module (./include/net/netlink.h:1107 (discriminator 1) net/sched/act_mirred.c:549 (discriminator 1)) act_mirred
[   20.076365][  T510]  _printk (kernel/printk/printk.c:2504)
[   20.076371][  T510]  ? snapshot_read.cold (user.c:?)
[   20.076374][  T510]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.076378][  T510]  ? mirred_cleanup_module (./include/net/netlink.h:1107 (discriminator 1) net/sched/act_mirred.c:549 (discriminator 1)) act_mirred
[   20.076381][  T510]  ? __up_write (kernel/locking/rwsem.c:1415)
[   20.076384][  T510]  ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1))
[   20.076390][  T510]  ? __up_write (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:3390 kernel/locking/rwsem.c:1417)
[   20.076394][  T510] mirred_init_module (net/sched/act_mirred.c:508) act_mirred
[   20.076398][  T510]  do_one_initcall (init/main.c:1357)
[   20.076403][  T510]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   20.076411][  T510]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   20.076415][  T510]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   20.076422][  T510]  do_init_module (kernel/module/main.c:3117)
[   20.076428][  T510]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   20.076434][  T510]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   20.076439][  T510]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   20.076446][  T510]  load_module (kernel/module/main.c:3593)
[   20.076458][  T510]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   20.076465][  T510]  ? __ia32_sys_fsconfig (??:?)
[   20.076470][  T510]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.076474][  T510]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.076480][  T510]  init_module_from_file (kernel/module/main.c:3790)
[   20.076485][  T510]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   20.076499][  T510]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   20.076505][  T510]  ? 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)
[   20.076510][  T510]  idempotent_init_module (kernel/module/main.c:3802)
[   20.076515][  T510]  ? init_module_from_file (kernel/module/main.c:3791)
[   20.076527][  T510]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.076530][  T510]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   20.076539][  T510]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   20.076542][  T510]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   20.076547][  T510]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   20.076550][  T510]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   20.076555][  T510]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.076558][  T510] RIP: 0033:0x7fb507f5937d
[   20.076562][  T510] 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
[   20.076565][  T510] RSP: 002b:00007ffefe4a9ac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   20.076569][  T510] RAX: ffffffffffffffda RBX: 00005631f0e9d810 RCX: 00007fb507f5937d
[   20.076571][  T510] RDX: 0000000000000000 RSI: 00005631ba12effd RDI: 0000000000000000
[   20.076573][  T510] RBP: 00007ffefe4a9b60 R08: 0000000000000000 R09: 0000000000000000
[   20.076574][  T510] R10: 0000000000000000 R11: 0000000000000246 R12: 00005631ba12effd


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