======================================
| [   20.877269][    C3] 1 lock held by ksft_runner.sh/259:
| [ 20.877497][ C3] #0: ffffffff9dd749c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:331 kernel/rcu/tree.c:2562) 
| [   20.877897][    C3]
| [   20.877897][    C3] stack backtrace:
[   20.878174][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.878176][    C3] Call Trace:
[   20.878178][    C3]  <IRQ>
[ 20.878181][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 20.878187][ C3] print_usage_bug.part.0 (kernel/locking/lockdep.c:4046) 
[ 20.878194][ C3] mark_lock_irq (kernel/locking/lockdep.c:4011 kernel/locking/lockdep.c:4057 kernel/locking/lockdep.c:4268) 
[ 20.878199][ C3] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 20.878204][ C3] ? save_trace (kernel/locking/lockdep.c:594) 
[ 20.878209][ C3] mark_lock (kernel/locking/lockdep.c:4754) 
[ 20.878213][ C3] mark_usage (kernel/locking/lockdep.c:4643) 
[ 20.878217][ C3] __lock_acquire (kernel/locking/lockdep.c:5189) 
[ 20.878222][ C3] lock_acquire.part.0 (kernel/locking/lockdep.c:472 kernel/locking/lockdep.c:5868) 
[ 20.878225][ C3] ? simple_pin_fs (fs/libfs.c:1066) 
[ 20.878229][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 20.878235][ C3] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5829) 
[ 20.878237][ C3] ? simple_pin_fs (fs/libfs.c:1066) 
[ 20.878240][ C3] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[ 20.878244][ C3] ? simple_pin_fs (fs/libfs.c:1066) 
[ 20.878246][ C3] simple_pin_fs (fs/libfs.c:1066) 
[ 20.878249][ C3] debugfs_remove (fs/debugfs/inode.c:805 fs/debugfs/inode.c:799) 
[ 20.878254][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 20.878258][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 20.878261][ 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:2366) 
[ 20.878266][ C3] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2570) 
[ 20.878269][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 20.878272][ C3] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 20.878275][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[ 20.878280][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 20.878284][ C3] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 20.878287][ C3] ? __create_object (mm/kmemleak.c:776) 
[ 20.878293][ C3] ? __kmalloc_cache_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4353) 
[ 20.878298][ C3] ? ovl_open (fs/overlayfs/file.c:101 fs/overlayfs/file.c:226) 
[ 20.878301][ C3] ? do_dentry_open (fs/open.c:956) 
[ 20.878304][ C3] ? vfs_open (fs/open.c:1086) 
[ 20.878308][ C3] ? do_open (fs/namei.c:3881) 
[ 20.878312][ C3] ? path_openat (fs/namei.c:4039) 
[ 20.878321][ C3] __put_net (net/core/net_namespace.c:732) 
[ 20.878326][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2366) 
[ 20.878333][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 20.878337][ C3] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2570) 
[ 20.878341][ C3] ? find_held_lock (kernel/locking/lockdep.c:5348) 
[ 20.878344][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 20.878348][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 20.878352][ C3] ? note_gp_changes (kernel/rcu/tree.c:1324 (discriminator 1)) 
[ 20.878355][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4473) 
[ 20.878360][ C3] rcu_core (kernel/rcu/tree.c:2826) 
[ 20.878363][ C3] handle_softirqs (kernel/softirq.c:579) 
[ 20.878368][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 20.878371][ C3] irq_exit_rcu (kernel/softirq.c:698) 
[ 20.878373][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[   20.878377][    C3]  </IRQ>
[   20.878378][    C3]  <TASK>
[ 20.878379][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 20.878382][ C3] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 20.878386][ C3] Code: 74 24 10 e8 21 f4 85 fd 48 89 ef e8 99 46 86 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> ba 4e 7a fd 65 8b 05 63 e8 98 02 85 c0 74 0e 5b 5d e9 c8 34 00
All code
========
   0:	74 24                	je     0x26
   2:	10 e8                	adc    %ch,%al
   4:	21 f4                	and    %esi,%esp
   6:	85 fd                	test   %edi,%ebp
   8:	48 89 ef             	mov    %rbp,%rdi
   b:	e8 99 46 86 fd       	call   0xfffffffffd8646a9
  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 ba 4e 7a fd       	call   0xfffffffffd7a4ee9		<-- trapping instruction
  2f:	65 8b 05 63 e8 98 02 	mov    %gs:0x298e863(%rip),%eax        # 0x298e899
  36:	85 c0                	test   %eax,%eax
  38:	74 0e                	je     0x48
  3a:	5b                   	pop    %rbx
  3b:	5d                   	pop    %rbp
  3c:	e9                   	.byte 0xe9
  3d:	c8                   	.byte 0xc8
  3e:	34 00                	xor    $0x0,%al

Code starting with the faulting instruction
===========================================
   0:	e8 ba 4e 7a fd       	call   0xfffffffffd7a4ebf
   5:	65 8b 05 63 e8 98 02 	mov    %gs:0x298e863(%rip),%eax        # 0x298e86f
   c:	85 c0                	test   %eax,%eax
   e:	74 0e                	je     0x1e
  10:	5b                   	pop    %rbx
  11:	5d                   	pop    %rbp
  12:	e9                   	.byte 0xe9
  13:	c8                   	.byte 0xc8
  14:	34 00                	xor    $0x0,%al
[   20.878389][    C3] RSP: 0018:ffffc90000aa78e0 EFLAGS: 00000206
[   20.878392][    C3] RAX: 0000000000000006 RBX: 0000000000000200 RCX: ffffffff9a8369df
[   20.878394][    C3] RDX: 0000000000000000 RSI: ffffffff9d887785 RDI: 0000000000000001
[   20.878396][    C3] RBP: ffffffff9df83500 R08: 0000000000000001 R09: 0000000000000001
[   20.878398][    C3] R10: ffffffff9e7da697 R11: 0000000000000000 R12: ffff888004f4f8d0
[   20.878400][    C3] R13: 0000000000000010 R14: 0000000000000001 R15: 0000000000000286
[ 20.878404][ C3] ? trace_irq_enable.constprop.0 (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 ./include/linux/cpumask.h:587 ./include/linux/cpumask.h:1143 ./include/trace/events/preemptirq.h:40) 
[ 20.878410][ C3] __create_object (mm/kmemleak.c:776) 
[ 20.878415][ C3] __kmalloc_cache_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4353) 
[ 20.878418][ C3] ? ovl_open_realfile (./arch/x86/include/asm/jump_label.h:36 fs/overlayfs/file.c:56) 
[ 20.878422][ C3] ovl_open (fs/overlayfs/file.c:101 fs/overlayfs/file.c:226) 
[ 20.878425][ C3] ? __pfx_ovl_open (fs/overlayfs/file.c:199) 
[ 20.878428][ C3] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 20.878432][ C3] do_dentry_open (fs/open.c:956) 
[ 20.878435][ C3] ? __pfx_ovl_open (fs/overlayfs/file.c:199) 
[ 20.878439][ C3] vfs_open (fs/open.c:1086) 
[ 20.878444][ C3] do_open (fs/namei.c:3881) 
[ 20.878448][ C3] path_openat (fs/namei.c:4039) 
[ 20.878452][ C3] ? __pfx_path_openat (fs/namei.c:4021) 
[ 20.878455][ C3] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 20.878459][ C3] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 20.878464][ C3] do_filp_open (fs/namei.c:4066) 
[ 20.878467][ C3] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 20.878472][ C3] ? __pfx_do_filp_open (fs/namei.c:4060) 
[ 20.878475][ C3] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 20.878478][ C3] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 20.878486][ C3] ? __pfx_page_put_link (fs/namei.c:5447) 
[ 20.878492][ C3] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 20.878499][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5235) 
[ 20.878505][ C3] do_open_execat (fs/exec.c:893) 
[ 20.878510][ C3] ? __pfx_do_open_execat (fs/exec.c:875) 
[ 20.878514][ C3] ? __might_fault (mm/memory.c:7151 mm/memory.c:7145) 
[ 20.878519][ C3] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 20.878523][ C3] alloc_bprm (fs/exec.c:1518) 
[ 20.878526][ C3] do_execveat_common.isra.0 (fs/exec.c:1919) 
[ 20.878529][ C3] ? getname_flags (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 fs/namei.c:132 fs/namei.c:213) 
[ 20.878533][ C3] __x64_sys_execve (fs/exec.c:2113) 
[ 20.878536][ C3] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 20.878539][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   20.878542][    C3] RIP: 0033:0x7facf19c740b
[ 20.878547][ C3] 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
[   20.878549][    C3] RSP: 002b:00007fff05b6dfa8 EFLAGS: 00000246 ORIG_RAX: 000000000000003b
[   20.878552][    C3] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007facf19c740b
[   20.878554][    C3] RDX: 00005628cb29e5c0 RSI: 00005628cb291d00 RDI: 00005628cb2a5960
[   20.878556][    C3] RBP: 00005628cb2a5960 R08: 00005628cb29de70 R09: 0000000000000020
[   20.878558][    C3] R10: 00000000000001b6 R11: 0000000000000246 R12: 00000000ffffffff
[   20.878559][    C3] R13: 00005628cb291d00 R14: 00005628cb29e5c0 R15: 00005628cb28d620
| [   20.905243][    C3] RCU nest depth: 0, expected: 0
| [   20.905474][    C3] INFO: lockdep is turned off.
| [   20.905701][    C3] Preemption disabled at:
| [ 20.905703][ C3] 0x0 
[   20.906130][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.906132][    C3] Call Trace:
[   20.906134][    C3]  <IRQ>
[ 20.906136][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 20.906144][ C3] __might_resched (kernel/sched/core.c:8819) 
[ 20.906151][ C3] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 20.906155][ C3] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 20.906158][ C3] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 20.906163][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 20.906171][ 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) 
[ 20.906177][ C3] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 20.906182][ C3] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 20.906187][ 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) 
[ 20.906191][ C3] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 20.906194][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 20.906199][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 20.906202][ 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:2366) 
[ 20.906207][ C3] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2570) 
[ 20.906212][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 20.906216][ C3] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 20.906222][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[ 20.906227][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 20.906231][ C3] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 20.906235][ C3] ? __create_object (mm/kmemleak.c:776) 
[ 20.906240][ C3] ? __kmalloc_cache_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4353) 
[ 20.906245][ C3] ? ovl_open (fs/overlayfs/file.c:101 fs/overlayfs/file.c:226) 
[ 20.906249][ C3] ? do_dentry_open (fs/open.c:956) 
[ 20.906253][ C3] ? vfs_open (fs/open.c:1086) 
[ 20.906258][ C3] ? do_open (fs/namei.c:3881) 
[ 20.906261][ C3] ? path_openat (fs/namei.c:4039) 
[ 20.906268][ C3] __put_net (net/core/net_namespace.c:732) 
[ 20.906272][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2366) 
[ 20.906275][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 20.906279][ C3] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2570) 
[ 20.906282][ C3] ? find_held_lock (kernel/locking/lockdep.c:5348) 
[ 20.906287][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 20.906291][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 20.906294][ C3] ? note_gp_changes (kernel/rcu/tree.c:1324 (discriminator 1)) 
[ 20.906297][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4473) 
[ 20.906302][ C3] rcu_core (kernel/rcu/tree.c:2826) 
[ 20.906305][ C3] handle_softirqs (kernel/softirq.c:579) 
[ 20.906310][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 20.906313][ C3] irq_exit_rcu (kernel/softirq.c:698) 
[ 20.906315][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[   20.906319][    C3]  </IRQ>
[   20.906320][    C3]  <TASK>
[ 20.906323][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 20.906327][ C3] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 20.906333][ C3] Code: 74 24 10 e8 21 f4 85 fd 48 89 ef e8 99 46 86 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> ba 4e 7a fd 65 8b 05 63 e8 98 02 85 c0 74 0e 5b 5d e9 c8 34 00
All code
========
   0:	74 24                	je     0x26
   2:	10 e8                	adc    %ch,%al
   4:	21 f4                	and    %esi,%esp
   6:	85 fd                	test   %edi,%ebp
   8:	48 89 ef             	mov    %rbp,%rdi
   b:	e8 99 46 86 fd       	call   0xfffffffffd8646a9
  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 ba 4e 7a fd       	call   0xfffffffffd7a4ee9		<-- trapping instruction
  2f:	65 8b 05 63 e8 98 02 	mov    %gs:0x298e863(%rip),%eax        # 0x298e899
  36:	85 c0                	test   %eax,%eax
  38:	74 0e                	je     0x48
  3a:	5b                   	pop    %rbx
  3b:	5d                   	pop    %rbp
  3c:	e9                   	.byte 0xe9
  3d:	c8                   	.byte 0xc8
  3e:	34 00                	xor    $0x0,%al

Code starting with the faulting instruction
===========================================
   0:	e8 ba 4e 7a fd       	call   0xfffffffffd7a4ebf
   5:	65 8b 05 63 e8 98 02 	mov    %gs:0x298e863(%rip),%eax        # 0x298e86f
   c:	85 c0                	test   %eax,%eax
   e:	74 0e                	je     0x1e
  10:	5b                   	pop    %rbx
  11:	5d                   	pop    %rbp
  12:	e9                   	.byte 0xe9
  13:	c8                   	.byte 0xc8
  14:	34 00                	xor    $0x0,%al
[   20.906336][    C3] RSP: 0018:ffffc90000aa78e0 EFLAGS: 00000206
[   20.906340][    C3] RAX: 0000000000000006 RBX: 0000000000000200 RCX: ffffffff9a8369df
[   20.906342][    C3] RDX: 0000000000000000 RSI: ffffffff9d887785 RDI: 0000000000000001
[   20.906343][    C3] RBP: ffffffff9df83500 R08: 0000000000000001 R09: 0000000000000001
[   20.906345][    C3] R10: ffffffff9e7da697 R11: 0000000000000000 R12: ffff888004f4f8d0
[   20.906347][    C3] R13: 0000000000000010 R14: 0000000000000001 R15: 0000000000000286
[ 20.906351][ C3] ? trace_irq_enable.constprop.0 (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 ./include/linux/cpumask.h:587 ./include/linux/cpumask.h:1143 ./include/trace/events/preemptirq.h:40) 
[ 20.906358][ C3] __create_object (mm/kmemleak.c:776) 
[ 20.906362][ C3] __kmalloc_cache_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4353) 
[ 20.906366][ C3] ? ovl_open_realfile (./arch/x86/include/asm/jump_label.h:36 fs/overlayfs/file.c:56) 
[ 20.906370][ C3] ovl_open (fs/overlayfs/file.c:101 fs/overlayfs/file.c:226) 
[ 20.906373][ C3] ? __pfx_ovl_open (fs/overlayfs/file.c:199) 
[ 20.906376][ C3] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 20.906384][ C3] do_dentry_open (fs/open.c:956) 
[ 20.906389][ C3] ? __pfx_ovl_open (fs/overlayfs/file.c:199) 
[ 20.906398][ C3] vfs_open (fs/open.c:1086) 
[ 20.906407][ C3] do_open (fs/namei.c:3881) 
[ 20.906412][ C3] path_openat (fs/namei.c:4039) 
[ 20.906416][ C3] ? __pfx_path_openat (fs/namei.c:4021) 
[ 20.906419][ C3] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 20.906423][ C3] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 20.906428][ C3] do_filp_open (fs/namei.c:4066) 
[ 20.906430][ C3] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 20.906436][ C3] ? __pfx_do_filp_open (fs/namei.c:4060) 
[ 20.906439][ C3] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 20.906444][ C3] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 20.906453][ C3] ? __pfx_page_put_link (fs/namei.c:5447) 
[ 20.906461][ C3] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 20.906469][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5235) 
[ 20.906475][ C3] do_open_execat (fs/exec.c:893) 
[ 20.906479][ C3] ? __pfx_do_open_execat (fs/exec.c:875) 
[ 20.906484][ C3] ? __might_fault (mm/memory.c:7151 mm/memory.c:7145) 
[ 20.906488][ C3] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 20.906492][ C3] alloc_bprm (fs/exec.c:1518) 
[ 20.906495][ C3] do_execveat_common.isra.0 (fs/exec.c:1919) 
[ 20.906500][ C3] ? getname_flags (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 fs/namei.c:132 fs/namei.c:213) 
[ 20.906507][ C3] __x64_sys_execve (fs/exec.c:2113) 
[ 20.906515][ C3] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 20.906520][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   20.906525][    C3] RIP: 0033:0x7facf19c740b
[ 20.906531][ C3] 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
[   20.906535][    C3] RSP: 002b:00007fff05b6dfa8 EFLAGS: 00000246 ORIG_RAX: 000000000000003b
[   20.906539][    C3] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007facf19c740b
[   20.906542][    C3] RDX: 00005628cb29e5c0 RSI: 00005628cb291d00 RDI: 00005628cb2a5960
[   20.906545][    C3] RBP: 00005628cb2a5960 R08: 00005628cb29de70 R09: 0000000000000020
[   20.906547][    C3] R10: 00000000000001b6 R11: 0000000000000246 R12: 00000000ffffffff
[   20.906550][    C3] R13: 00005628cb291d00 R14: 00005628cb29e5c0 R15: 00005628cb28d620
| [   26.284576][    C0] INFO: lockdep is turned off.
| [   26.284892][    C0] Preemption disabled at:
| [ 26.284895][ C0] schedule_preempt_disabled (kernel/sched/core.c:6919) 
| [   26.285669][    C0] Tainted: [W]=WARN
[   26.285671][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.285675][    C0] Call Trace:
[   26.285678][    C0]  <IRQ>
[ 26.285681][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 26.285692][ C0] __might_resched (kernel/sched/core.c:8819) 
[ 26.285703][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 26.285710][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 26.285715][ C0] ? simple_recursive_removal (./include/linux/dcache.h:345 fs/libfs.c:610) 
[ 26.285723][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 26.285734][ C0] ? 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) 
[ 26.285742][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:616) 
[ 26.285747][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 26.285756][ C0] ? 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) 
[ 26.285764][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 26.285770][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:423 lib/ref_tracker.c:195) 
[ 26.285779][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 26.285784][ C0] ? __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:2366) 
[ 26.285792][ C0] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2570) 
[ 26.285800][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 26.285805][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 26.285812][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[ 26.285820][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 26.285827][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 26.285832][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 26.285836][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 26.285841][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 26.285849][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 26.285854][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 26.285859][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 26.285863][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 26.285872][ C0] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 26.285878][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:736) 
[ 26.285887][ C0] __put_net (net/core/net_namespace.c:732) 
[ 26.285893][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2366) 
[ 26.285900][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 26.285905][ C0] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2570) 
[ 26.285914][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 26.285922][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 26.285930][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.285941][ C0] rcu_core (kernel/rcu/tree.c:2826) 
[ 26.285948][ C0] handle_softirqs (kernel/softirq.c:579) 
[ 26.285957][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 26.285962][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 26.285966][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) 
[   26.285972][    C0]  </IRQ>
[   26.285974][    C0]  <TASK>
[ 26.285977][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 26.285982][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:81) 
[ 26.285988][ C0] Code: 60 b8 00 e9 c3 57 02 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d c3 75 13 00 fb f4 <c3> cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	60                   	(bad)
   1:	b8 00 e9 c3 57       	mov    $0x57c3e900,%eax
   6:	02 00                	add    (%rax),%al
   8:	0f 1f 00             	nopl   (%rax)
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	f3 0f 1e fa          	endbr64
  1f:	66 90                	xchg   %ax,%ax
  21:	0f 00 2d c3 75 13 00 	verw   0x1375c3(%rip)        # 0x1375eb
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  2f:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 
  39:	66 90                	xchg   %ax,%ax
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   5:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 
   f:	66 90                	xchg   %ax,%ax
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[   26.285993][    C0] RSP: 0000:ffffffff9da07df8 EFLAGS: 00000246
[   26.286000][    C0] RAX: 0000000000000000 RBX: 1ffffffff3b40fc3 RCX: ffffffff9cd5ba19
[   26.286004][    C0] RDX: ffffed1006c0667b RSI: ffffffff9d0511e0 RDI: ffffffff9a58633f
[   26.286008][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1006c0667a
[   26.286011][    C0] R10: ffff8880360333d3 R11: ffff888001becb58 R12: 0000000000000000
[   26.286014][    C0] R13: ffffffff9da1f240 R14: dffffc0000000000 R15: 0000000000014770
[ 26.286023][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 26.286028][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 26.286036][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:748) 
[ 26.286041][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 26.286046][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 26.286052][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 26.286060][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:59) 
[ 26.286072][ C0] do_idle (kernel/sched/idle.c:325) 
[ 26.286078][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 26.286084][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 26.286091][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 26.286098][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:501) 
[ 26.286105][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:443 (discriminator 17)) 


Finger prints:
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
schedule_preempt_disabled:dump_stack_lvl:__might_resched:down_write:simple_recursive_removal