======================================
| [ 15.806979][ C2] #0: ffff88800a09bb78 (&sig->cred_guard_mutex){+.+.}-{4:4}, at: bprm_execve (fs/exec.c:1409 fs/exec.c:1782) 
| [ 15.807333][ C2] #1: ffffffff8e1774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:331 kernel/rcu/tree.c:2570) 
| [   15.807686][    C2]
| [   15.807686][    C2] stack backtrace:
[   15.807934][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.807936][    C2] Call Trace:
[   15.807938][    C2]  <IRQ>
[ 15.807939][ C2] dump_stack_lvl (lib/dump_stack.c:123) 
[ 15.807945][ C2] print_usage_bug.part.0 (kernel/locking/lockdep.c:4048) 
[ 15.807950][ C2] mark_lock_irq (kernel/locking/lockdep.c:4013 kernel/locking/lockdep.c:4059 kernel/locking/lockdep.c:4270) 
[ 15.807954][ C2] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 15.807959][ C2] ? save_trace (kernel/locking/lockdep.c:595) 
[ 15.807964][ C2] mark_lock (kernel/locking/lockdep.c:4756) 
[ 15.807968][ C2] mark_usage (kernel/locking/lockdep.c:4645) 
[ 15.807971][ C2] __lock_acquire (kernel/locking/lockdep.c:5194) 
[ 15.807974][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 15.807978][ C2] lock_acquire.part.0 (kernel/locking/lockdep.c:473 kernel/locking/lockdep.c:5873) 
[ 15.807981][ C2] ? simple_pin_fs (fs/libfs.c:1067) 
[ 15.807986][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 15.807990][ C2] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 15.807992][ C2] ? simple_pin_fs (fs/libfs.c:1067) 
[ 15.807997][ C2] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[ 15.808000][ C2] ? simple_pin_fs (fs/libfs.c:1067) 
[ 15.808003][ C2] simple_pin_fs (fs/libfs.c:1067) 
[ 15.808007][ C2] debugfs_remove (fs/debugfs/inode.c:805 fs/debugfs/inode.c:799) 
[ 15.808010][ C2] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 15.808016][ C2] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 15.808019][ C2] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 15.808025][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.808028][ C2] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 15.808031][ C2] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 15.808034][ C2] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 15.808039][ C2] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.808043][ C2] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 15.808046][ C2] ? get_partial_node.part.0 (mm/slub.c:2902) 
[ 15.808049][ C2] ? ___slab_alloc (mm/slub.c:2863 mm/slub.c:2980 mm/slub.c:3838) 
[ 15.808052][ C2] ? __slab_alloc.constprop.0 (mm/slub.c:3948) 
[ 15.808055][ C2] ? __kmalloc_cache_noprof (mm/slub.c:4023 mm/slub.c:4184 mm/slub.c:4353) 
[ 15.808058][ C2] ? load_elf_binary (./include/linux/slab.h:905 fs/binfmt_elf.c:904) 
[ 15.808062][ C2] ? exec_binprm (fs/exec.c:1718 fs/exec.c:1750) 
[ 15.808065][ C2] ? bprm_execve (fs/exec.c:1802 fs/exec.c:1778) 
[ 15.808071][ C2] __put_net (net/core/net_namespace.c:732) 
[ 15.808074][ C2] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 15.808078][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.808081][ C2] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.808084][ C2] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 15.808088][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 15.808091][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 15.808094][ C2] ? note_gp_changes (kernel/rcu/tree.c:1326 (discriminator 1)) 
[ 15.808097][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 15.808101][ C2] rcu_core (kernel/rcu/tree.c:2834) 
[ 15.808105][ C2] handle_softirqs (kernel/softirq.c:579) 
[ 15.808110][ C2] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 15.808113][ C2] irq_exit_rcu (kernel/softirq.c:698) 
[ 15.808116][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   15.808120][    C2]  </IRQ>
[   15.808121][    C2]  <TASK>
[ 15.808122][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.808125][ C2] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 15.808129][ C2] Code: 74 24 10 e8 c1 1e 83 fd 48 89 ef e8 79 71 83 fd 81 e3 00 02 00 00 75 29 9c 58 f6 c4 02 75 35 48 85 db 74 01 fb bf 01 00 00 00 <e8> fa 6e 77 fd 65 8b 05 13 6d 97 02 85 c0 74 0e 5b 5d c3 cc cc cc
All code
========
   0:	74 24                	je     0x26
   2:	10 e8                	adc    %ch,%al
   4:	c1 1e 83             	rcrl   $0x83,(%rsi)
   7:	fd                   	std
   8:	48 89 ef             	mov    %rbp,%rdi
   b:	e8 79 71 83 fd       	call   0xfffffffffd837189
  10:	81 e3 00 02 00 00    	and    $0x200,%ebx
  16:	75 29                	jne    0x41
  18:	9c                   	pushf
  19:	58                   	pop    %rax
  1a:	f6 c4 02             	test   $0x2,%ah
  1d:	75 35                	jne    0x54
  1f:	48 85 db             	test   %rbx,%rbx
  22:	74 01                	je     0x25
  24:	fb                   	sti
  25:	bf 01 00 00 00       	mov    $0x1,%edi
  2a:*	e8 fa 6e 77 fd       	call   0xfffffffffd776f29		<-- trapping instruction
  2f:	65 8b 05 13 6d 97 02 	mov    %gs:0x2976d13(%rip),%eax        # 0x2976d49
  36:	85 c0                	test   %eax,%eax
  38:	74 0e                	je     0x48
  3a:	5b                   	pop    %rbx
  3b:	5d                   	pop    %rbp
  3c:	c3                   	ret
  3d:	cc                   	int3
  3e:	cc                   	int3
  3f:	cc                   	int3

Code starting with the faulting instruction
===========================================
   0:	e8 fa 6e 77 fd       	call   0xfffffffffd776eff
   5:	65 8b 05 13 6d 97 02 	mov    %gs:0x2976d13(%rip),%eax        # 0x2976d1f
   c:	85 c0                	test   %eax,%eax
   e:	74 0e                	je     0x1e
  10:	5b                   	pop    %rbx
  11:	5d                   	pop    %rbp
  12:	c3                   	ret
  13:	cc                   	int3
  14:	cc                   	int3
  15:	cc                   	int3
[   15.808132][    C2] RSP: 0018:ffffc90000ac7a98 EFLAGS: 00000206
[   15.808135][    C2] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 0000000000000040
[   15.808137][    C2] RDX: 0000000000000000 RSI: ffffffff8dc8f4e4 RDI: 0000000000000001
[   15.808138][    C2] RBP: ffff888001040900 R08: 0000000000000001 R09: 0000000000000001
[   15.808140][    C2] R10: ffffffff8ebe68d7 R11: ffff888001040918 R12: ffff888001040900
[   15.808142][    C2] R13: ffffea00002f5f80 R14: ffff888001042ac0 R15: ffff88800bd7ed40
[ 15.808148][ C2] get_partial_node.part.0 (mm/slub.c:2902) 
[ 15.808153][ C2] ___slab_alloc (mm/slub.c:2863 mm/slub.c:2980 mm/slub.c:3838) 
[ 15.808157][ C2] ? load_elf_binary (./include/linux/slab.h:905 fs/binfmt_elf.c:904) 
[ 15.808162][ C2] ? load_elf_binary (./include/linux/slab.h:905 fs/binfmt_elf.c:904) 
[ 15.808165][ C2] __slab_alloc.constprop.0 (mm/slub.c:3948) 
[ 15.808169][ C2] ? load_elf_binary (./include/linux/slab.h:905 fs/binfmt_elf.c:904) 
[ 15.808172][ C2] __kmalloc_cache_noprof (mm/slub.c:4023 mm/slub.c:4184 mm/slub.c:4353) 
[ 15.808175][ C2] ? would_dump (fs/exec.c:1354) 
[ 15.808180][ C2] load_elf_binary (./include/linux/slab.h:905 fs/binfmt_elf.c:904) 
[ 15.808186][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 15.808191][ C2] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 15.808194][ C2] ? __pfx_load_elf_binary (fs/binfmt_elf.c:818) 
[ 15.808198][ C2] ? exec_binprm (fs/exec.c:1718 fs/exec.c:1750) 
[ 15.808204][ C2] exec_binprm (fs/exec.c:1718 fs/exec.c:1750) 
[ 15.808209][ C2] ? __pfx_exec_binprm (fs/exec.c:1734) 
[ 15.808212][ C2] ? bprm_execve (fs/exec.c:1792 fs/exec.c:1778) 
[ 15.808218][ C2] bprm_execve (fs/exec.c:1802 fs/exec.c:1778) 
[ 15.808222][ C2] do_execveat_common.isra.0 (fs/exec.c:1908) 
[ 15.808228][ C2] __x64_sys_execve (fs/exec.c:2053) 
[ 15.808232][ C2] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 15.808236][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   15.808238][    C2] RIP: 0033:0x7f806a4c040b
[ 15.808242][ C2] Code: c0 75 03 5f ff e7 c3 48 8b 0d f1 a9 1b 00 f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 80 00 00 00 00 f3 0f 1e fa b8 3b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c5 a9 1b 00 f7 d8 64 89 01 48
All code
========
   0:	c0 75 03 5f          	shlb   $0x5f,0x3(%rbp)
   4:	ff e7                	jmp    *%rdi
   6:	c3                   	ret
   7:	48 8b 0d f1 a9 1b 00 	mov    0x1ba9f1(%rip),%rcx        # 0x1ba9ff
   e:	f7 d8                	neg    %eax
  10:	64 89 01             	mov    %eax,%fs:(%rcx)
  13:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  17:	c3                   	ret
  18:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 3b 00 00 00       	mov    $0x3b,%eax
  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 c5 a9 1b 00 	mov    0x1ba9c5(%rip),%rcx        # 0x1ba9ff
  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 c5 a9 1b 00 	mov    0x1ba9c5(%rip),%rcx        # 0x1ba9d5
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   15.808245][    C2] RSP: 002b:00007ffc57f09e68 EFLAGS: 00000246 ORIG_RAX: 000000000000003b
[   15.808247][    C2] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f806a4c040b
[   15.808249][    C2] RDX: 0000557cc2490620 RSI: 0000557cc2483d70 RDI: 0000557cc2491140
[   15.808251][    C2] RBP: 0000557cc2491140 R08: 0000557cc248fed0 R09: 0000000000000020
[   15.808252][    C2] R10: 00000000000001b6 R11: 0000000000000246 R12: 00000000ffffffff
[   15.808254][    C2] R13: 0000557cc2483d70 R14: 0000557cc2490620 R15: 0000557cc247f650
| [   15.829572][    C2] RCU nest depth: 0, expected: 0
| [   15.829772][    C2] INFO: lockdep is turned off.
| [   15.829968][    C2] Preemption disabled at:
| [ 15.829970][ C2] __slab_alloc.constprop.0 (mm/slub.c:3945) 
[   15.830367][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.830369][    C2] Call Trace:
[   15.830371][    C2]  <IRQ>
[ 15.830372][ C2] dump_stack_lvl (lib/dump_stack.c:123) 
[ 15.830378][ C2] __might_resched (kernel/sched/core.c:8796) 
[ 15.830384][ C2] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 15.830388][ C2] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 15.830391][ C2] ? simple_recursive_removal (fs/libfs.c:614) 
[ 15.830395][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 15.830399][ C2] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 15.830405][ C2] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 15.830408][ C2] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 15.830413][ C2] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 15.830418][ C2] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 15.830421][ C2] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 15.830426][ C2] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 15.830429][ C2] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 15.830433][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.830436][ C2] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 15.830440][ C2] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 15.830444][ C2] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 15.830448][ C2] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.830452][ C2] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 15.830456][ C2] ? get_partial_node.part.0 (mm/slub.c:2902) 
[ 15.830459][ C2] ? ___slab_alloc (mm/slub.c:2863 mm/slub.c:2980 mm/slub.c:3838) 
[ 15.830461][ C2] ? __slab_alloc.constprop.0 (mm/slub.c:3948) 
[ 15.830464][ C2] ? __kmalloc_cache_noprof (mm/slub.c:4023 mm/slub.c:4184 mm/slub.c:4353) 
[ 15.830466][ C2] ? load_elf_binary (./include/linux/slab.h:905 fs/binfmt_elf.c:904) 
[ 15.830471][ C2] ? exec_binprm (fs/exec.c:1718 fs/exec.c:1750) 
[ 15.830475][ C2] ? bprm_execve (fs/exec.c:1802 fs/exec.c:1778) 
[ 15.830480][ C2] __put_net (net/core/net_namespace.c:732) 
[ 15.830483][ C2] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 15.830487][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.830490][ C2] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 15.830493][ C2] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 15.830498][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 15.830502][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 15.830505][ C2] ? note_gp_changes (kernel/rcu/tree.c:1326 (discriminator 1)) 
[ 15.830508][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 15.830512][ C2] rcu_core (kernel/rcu/tree.c:2834) 
[ 15.830515][ C2] handle_softirqs (kernel/softirq.c:579) 
[ 15.830521][ C2] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 15.830523][ C2] irq_exit_rcu (kernel/softirq.c:698) 
[ 15.830526][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   15.830530][    C2]  </IRQ>
[   15.830531][    C2]  <TASK>
[ 15.830532][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 15.830535][ C2] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 15.830539][ C2] Code: 74 24 10 e8 c1 1e 83 fd 48 89 ef e8 79 71 83 fd 81 e3 00 02 00 00 75 29 9c 58 f6 c4 02 75 35 48 85 db 74 01 fb bf 01 00 00 00 <e8> fa 6e 77 fd 65 8b 05 13 6d 97 02 85 c0 74 0e 5b 5d c3 cc cc cc
All code
========
   0:	74 24                	je     0x26
   2:	10 e8                	adc    %ch,%al
   4:	c1 1e 83             	rcrl   $0x83,(%rsi)
   7:	fd                   	std
   8:	48 89 ef             	mov    %rbp,%rdi
   b:	e8 79 71 83 fd       	call   0xfffffffffd837189
  10:	81 e3 00 02 00 00    	and    $0x200,%ebx
  16:	75 29                	jne    0x41
  18:	9c                   	pushf
  19:	58                   	pop    %rax
  1a:	f6 c4 02             	test   $0x2,%ah
  1d:	75 35                	jne    0x54
  1f:	48 85 db             	test   %rbx,%rbx
  22:	74 01                	je     0x25
  24:	fb                   	sti
  25:	bf 01 00 00 00       	mov    $0x1,%edi
  2a:*	e8 fa 6e 77 fd       	call   0xfffffffffd776f29		<-- trapping instruction
  2f:	65 8b 05 13 6d 97 02 	mov    %gs:0x2976d13(%rip),%eax        # 0x2976d49
  36:	85 c0                	test   %eax,%eax
  38:	74 0e                	je     0x48
  3a:	5b                   	pop    %rbx
  3b:	5d                   	pop    %rbp
  3c:	c3                   	ret
  3d:	cc                   	int3
  3e:	cc                   	int3
  3f:	cc                   	int3

Code starting with the faulting instruction
===========================================
   0:	e8 fa 6e 77 fd       	call   0xfffffffffd776eff
   5:	65 8b 05 13 6d 97 02 	mov    %gs:0x2976d13(%rip),%eax        # 0x2976d1f
   c:	85 c0                	test   %eax,%eax
   e:	74 0e                	je     0x1e
  10:	5b                   	pop    %rbx
  11:	5d                   	pop    %rbp
  12:	c3                   	ret
  13:	cc                   	int3
  14:	cc                   	int3
  15:	cc                   	int3
[   15.830541][    C2] RSP: 0018:ffffc90000ac7a98 EFLAGS: 00000206
[   15.830544][    C2] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 0000000000000040
[   15.830546][    C2] RDX: 0000000000000000 RSI: ffffffff8dc8f4e4 RDI: 0000000000000001
[   15.830547][    C2] RBP: ffff888001040900 R08: 0000000000000001 R09: 0000000000000001
[   15.830549][    C2] R10: ffffffff8ebe68d7 R11: ffff888001040918 R12: ffff888001040900
[   15.830551][    C2] R13: ffffea00002f5f80 R14: ffff888001042ac0 R15: ffff88800bd7ed40
[ 15.830557][ C2] get_partial_node.part.0 (mm/slub.c:2902) 
[ 15.830563][ C2] ___slab_alloc (mm/slub.c:2863 mm/slub.c:2980 mm/slub.c:3838) 
[ 15.830566][ C2] ? load_elf_binary (./include/linux/slab.h:905 fs/binfmt_elf.c:904) 
[ 15.830571][ C2] ? load_elf_binary (./include/linux/slab.h:905 fs/binfmt_elf.c:904) 
[ 15.830574][ C2] __slab_alloc.constprop.0 (mm/slub.c:3948) 
[ 15.830578][ C2] ? load_elf_binary (./include/linux/slab.h:905 fs/binfmt_elf.c:904) 
[ 15.830581][ C2] __kmalloc_cache_noprof (mm/slub.c:4023 mm/slub.c:4184 mm/slub.c:4353) 
[ 15.830585][ C2] ? would_dump (fs/exec.c:1354) 
[ 15.830589][ C2] load_elf_binary (./include/linux/slab.h:905 fs/binfmt_elf.c:904) 
[ 15.830594][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 15.830600][ C2] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 15.830603][ C2] ? __pfx_load_elf_binary (fs/binfmt_elf.c:818) 
[ 15.830606][ C2] ? exec_binprm (fs/exec.c:1718 fs/exec.c:1750) 
[ 15.830612][ C2] exec_binprm (fs/exec.c:1718 fs/exec.c:1750) 
[ 15.830618][ C2] ? __pfx_exec_binprm (fs/exec.c:1734) 
[ 15.830621][ C2] ? bprm_execve (fs/exec.c:1792 fs/exec.c:1778) 
[ 15.830626][ C2] bprm_execve (fs/exec.c:1802 fs/exec.c:1778) 
[ 15.830630][ C2] do_execveat_common.isra.0 (fs/exec.c:1908) 
[ 15.830636][ C2] __x64_sys_execve (fs/exec.c:2053) 
[ 15.830640][ C2] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 15.830644][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   15.830646][    C2] RIP: 0033:0x7f806a4c040b
[ 15.830649][ C2] Code: c0 75 03 5f ff e7 c3 48 8b 0d f1 a9 1b 00 f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 80 00 00 00 00 f3 0f 1e fa b8 3b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c5 a9 1b 00 f7 d8 64 89 01 48
All code
========
   0:	c0 75 03 5f          	shlb   $0x5f,0x3(%rbp)
   4:	ff e7                	jmp    *%rdi
   6:	c3                   	ret
   7:	48 8b 0d f1 a9 1b 00 	mov    0x1ba9f1(%rip),%rcx        # 0x1ba9ff
   e:	f7 d8                	neg    %eax
  10:	64 89 01             	mov    %eax,%fs:(%rcx)
  13:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  17:	c3                   	ret
  18:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 3b 00 00 00       	mov    $0x3b,%eax
  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 c5 a9 1b 00 	mov    0x1ba9c5(%rip),%rcx        # 0x1ba9ff
  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 c5 a9 1b 00 	mov    0x1ba9c5(%rip),%rcx        # 0x1ba9d5
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   15.830651][    C2] RSP: 002b:00007ffc57f09e68 EFLAGS: 00000246 ORIG_RAX: 000000000000003b
[   15.830653][    C2] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f806a4c040b
[   15.830655][    C2] RDX: 0000557cc2490620 RSI: 0000557cc2483d70 RDI: 0000557cc2491140
[   15.830657][    C2] RBP: 0000557cc2491140 R08: 0000557cc248fed0 R09: 0000000000000020
[   15.830658][    C2] R10: 00000000000001b6 R11: 0000000000000246 R12: 00000000ffffffff
[   15.830660][    C2] R13: 0000557cc2483d70 R14: 0000557cc2490620 R15: 0000557cc247f650
| [   18.074328][    C3] INFO: lockdep is turned off.
| [   18.074531][    C3] Preemption disabled at:
| [ 18.074533][ C3] handle_softirqs (kernel/softirq.c:553) 
| [   18.074943][    C3] Tainted: [W]=WARN
[   18.074944][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.074946][    C3] Call Trace:
[   18.074948][    C3]  <IRQ>
[ 18.074950][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 18.074956][ C3] __might_resched (kernel/sched/core.c:8796) 
[ 18.074964][ C3] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 18.074968][ C3] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 18.074971][ C3] ? simple_recursive_removal (fs/libfs.c:614) 
[ 18.074976][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.074981][ C3] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 18.074987][ C3] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 18.074990][ C3] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 18.074993][ C3] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 18.074998][ C3] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 18.075002][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 18.075008][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 18.075011][ C3] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 18.075017][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 18.075020][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 18.075024][ C3] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 18.075027][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 18.075031][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 18.075035][ C3] ? __rcu_read_unlock (kernel/rcu/tree_plugin.h:398 kernel/rcu/tree_plugin.h:435) 
[ 18.075038][ C3] ? unwind_next_frame (./include/linux/rcupdate.h:874 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 18.075042][ C3] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 18.075046][ C3] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 18.075050][ C3] ? kasan_save_stack (mm/kasan/common.c:48) 
[ 18.075054][ C3] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 18.075058][ C3] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3092) 
[ 18.075061][ C3] ? kmem_cache_free (./include/linux/kmemleak.h:49 mm/slub.c:2305 mm/slub.c:4642 mm/slub.c:4744) 
[ 18.075066][ C3] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 18.075070][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.075074][ C3] __put_net (net/core/net_namespace.c:732) 
[ 18.075078][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 18.075082][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 18.075084][ C3] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 18.075089][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 18.075092][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.075095][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 18.075103][ C3] rcu_core (kernel/rcu/tree.c:2834) 
[ 18.075107][ C3] handle_softirqs (kernel/softirq.c:579) 
[ 18.075112][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 18.075115][ C3] irq_exit_rcu (kernel/softirq.c:698) 
[ 18.075118][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   18.075121][    C3]  </IRQ>
[   18.075123][    C3]  <TASK>
[ 18.075124][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 18.075127][ C3] RIP: 0010:__rcu_read_unlock (kernel/rcu/tree_plugin.h:398 kernel/rcu/tree_plugin.h:435) 
[ 18.075130][ C3] Code: 7c 08 84 d2 0f 85 ec 00 00 00 65 4c 8b 25 6a f7 09 05 49 8d bc 24 04 04 00 00 8b 9d 04 04 00 00 48 b8 00 00 00 00 00 fc ff df <48> 89 fa 48 c1 ea 03 83 eb 01 0f b6 14 02 48 89 f8 83 e0 07 83 c0
All code
========
   0:	7c 08                	jl     0xa
   2:	84 d2                	test   %dl,%dl
   4:	0f 85 ec 00 00 00    	jne    0xf6
   a:	65 4c 8b 25 6a f7 09 	mov    %gs:0x509f76a(%rip),%r12        # 0x509f77c
  11:	05 
  12:	49 8d bc 24 04 04 00 	lea    0x404(%r12),%rdi
  19:	00 
  1a:	8b 9d 04 04 00 00    	mov    0x404(%rbp),%ebx
  20:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  27:	fc ff df 
  2a:*	48 89 fa             	mov    %rdi,%rdx		<-- trapping instruction
  2d:	48 c1 ea 03          	shr    $0x3,%rdx
  31:	83 eb 01             	sub    $0x1,%ebx
  34:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
  38:	48 89 f8             	mov    %rdi,%rax
  3b:	83 e0 07             	and    $0x7,%eax
  3e:	83                   	.byte 0x83
  3f:	c0                   	.byte 0xc0

Code starting with the faulting instruction
===========================================
   0:	48 89 fa             	mov    %rdi,%rdx
   3:	48 c1 ea 03          	shr    $0x3,%rdx
   7:	83 eb 01             	sub    $0x1,%ebx
   a:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   e:	48 89 f8             	mov    %rdi,%rax
  11:	83 e0 07             	and    $0x7,%eax
  14:	83                   	.byte 0x83
  15:	c0                   	.byte 0xc0
[   18.075133][    C3] RSP: 0018:ffffc900009e75c8 EFLAGS: 00000246
[   18.075136][    C3] RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffc900009e8001
[   18.075138][    C3] RDX: 0000000000000000 RSI: ffffffff8d453b60 RDI: ffff888009f42704
[   18.075140][    C3] RBP: ffff888009f42300 R08: 0000000000000000 R09: ffffc900009e7729
[   18.075142][    C3] R10: ffffffff8a812687 R11: ffffc900009e7728 R12: ffff888009f42300
[   18.075144][    C3] R13: ffffc900009e76e8 R14: ffffc900009e0000 R15: ffffc900009e7a88
[ 18.075147][ C3] ? unwind_next_frame (./include/linux/rcupdate.h:331 ./include/linux/rcupdate.h:841 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 18.075152][ C3] ? lock_release (kernel/locking/lockdep.c:118 kernel/locking/lockdep.c:5884) 
[ 18.075155][ C3] unwind_next_frame (./include/linux/rcupdate.h:874 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 18.075158][ C3] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3092) 
[ 18.075162][ C3] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 18.075166][ C3] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3092) 
[ 18.075169][ C3] ? kernel_text_address (kernel/extable.c:99) 
[ 18.075173][ C3] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 18.075176][ C3] arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 18.075181][ C3] ? kmem_cache_free (./include/linux/kmemleak.h:49 mm/slub.c:2305 mm/slub.c:4642 mm/slub.c:4744) 
[ 18.075186][ C3] stack_trace_save (kernel/stacktrace.c:123) 
[ 18.075188][ C3] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 18.075191][ C3] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 18.075193][ C3] ? stack_depot_save_flags (lib/stackdepot.c:552 lib/stackdepot.c:619) 
[ 18.075198][ C3] kasan_save_stack (mm/kasan/common.c:48) 
[ 18.075201][ C3] ? kasan_save_stack (mm/kasan/common.c:48) 
[ 18.075204][ C3] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 18.075206][ C3] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3092) 
[ 18.075209][ C3] ? kasan_save_stack (mm/kasan/common.c:49) 
[ 18.075211][ C3] ? kasan_save_stack (mm/kasan/common.c:48) 
[ 18.075214][ C3] ? kasan_save_track (./arch/x86/include/asm/current.h:25 mm/kasan/common.c:60 mm/kasan/common.c:69) 
[ 18.075217][ C3] ? kasan_save_free_info (mm/kasan/generic.c:579) 
[ 18.075219][ C3] ? __kasan_slab_free (mm/kasan/common.c:271) 
[ 18.075222][ C3] ? kmem_cache_free (mm/slub.c:4642 mm/slub.c:4744) 
[ 18.075225][ C3] ? unlink_anon_vmas (mm/rmap.c:405 (discriminator 2)) 
[ 18.075228][ C3] ? free_pgtables (mm/memory.c:392) 
[ 18.075233][ C3] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[ 18.075236][ C3] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 18.075240][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.075243][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.075246][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 18.075250][ C3] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 18.075254][ C3] ? debug_object_active_state (lib/debugobjects.c:1056) 
[ 18.075260][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.075263][ C3] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2126 arch/x86/mm/physaddr.c:65) 
[ 18.075266][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.075269][ C3] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 21)) 
[ 18.075274][ C3] ? lock_release (kernel/locking/lockdep.c:118 kernel/locking/lockdep.c:5884) 
[ 18.075277][ C3] ? __virt_addr_valid (./arch/x86/include/asm/preempt.h:104 ./include/linux/rcupdate.h:955 ./include/linux/mmzone.h:2126 arch/x86/mm/physaddr.c:65) 
[ 18.075279][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.075283][ C3] kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 18.075286][ C3] ? __pfx_free_object_rcu (mm/kmemleak.c:524) 
[ 18.075290][ C3] __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3092) 
[ 18.075294][ C3] kmem_cache_free (./include/linux/kmemleak.h:49 mm/slub.c:2305 mm/slub.c:4642 mm/slub.c:4744) 
[ 18.075298][ C3] ? unlink_anon_vmas (mm/rmap.c:405 (discriminator 2)) 
[ 18.075301][ C3] unlink_anon_vmas (mm/rmap.c:405 (discriminator 2)) 
[ 18.075304][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.075309][ C3] free_pgtables (mm/memory.c:392) 
[ 18.075314][ C3] ? __pfx_free_pgtables (mm/memory.c:349) 
[ 18.075316][ C3] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 18.075319][ C3] ? exit_mmap (./include/linux/seqlock.h:431 ./include/linux/mmap_lock.h:83 ./include/linux/mmap_lock.h:130 mm/mmap.c:1292) 
[ 18.075324][ C3] ? down_write (./arch/x86/include/asm/preempt.h:104 kernel/locking/rwsem.c:1307 kernel/locking/rwsem.c:1313 kernel/locking/rwsem.c:1578) 
[ 18.075327][ C3] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 18.075330][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.075333][ C3] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 21)) 
[ 18.075338][ C3] exit_mmap (mm/mmap.c:1297) 
[ 18.075342][ C3] ? __pfx_exit_mmap (mm/mmap.c:1259) 
[ 18.075346][ C3] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:727 kernel/locking/mutex.c:746) 
[ 18.075350][ C3] ? lock_release (kernel/locking/lockdep.c:118 kernel/locking/lockdep.c:5884) 
[ 18.075353][ C3] ? __mutex_unlock_slowpath (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4329 ./include/linux/atomic/atomic-long.h:1506 ./include/linux/atomic/atomic-instrumented.h:4481 kernel/locking/mutex.c:924) 
[ 18.075361][ C3] mmput (kernel/fork.c:1449 kernel/fork.c:1383 kernel/fork.c:1404) 
[ 18.075365][ C3] exit_mm (kernel/exit.c:596) 
[ 18.075369][ C3] do_exit (kernel/exit.c:950) 
[ 18.075374][ C3] do_group_exit (kernel/exit.c:1089) 
[ 18.075378][ C3] __x64_sys_exit_group (kernel/exit.c:1117) 
[ 18.075381][ C3] x64_sys_call (arch/x86/entry/syscall_64.c:37) 
[ 18.075385][ C3] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 18.075389][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   18.075392][    C3] RIP: 0033:0x7fdb88493abd
[ 18.075394][ C3] Code: Unable to access opcode bytes at 0x7fdb88493a93.

Code starting with the faulting instruction
===========================================
[   18.075396][    C3] RSP: 002b:00007ffe3ffb4f28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   18.075399][    C3] RAX: ffffffffffffffda RBX: 00007fdb885709c0 RCX: 00007fdb88493abd
[   18.075400][    C3] RDX: 00000000000000e7 RSI: ffffffffffffff80 RDI: 0000000000000000
[   18.075402][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000030
[   18.075404][    C3] R10: 00007ffe3ffb4db0 R11: 0000000000000246 R12: 00007fdb885709c0


Finger prints:
handle_softirqs:dump_stack_lvl:__might_resched:down_write:simple_recursive_removal
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__might_resched:down_write:simple_recursive_removal:debugfs_remove:ref_tracker_dir_exit