======================================
| [ 20.528442][ C3] #0: ffffffff889775e0 (rcu_read_lock){....}-{1:3}, at: 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) 
| [ 20.528853][ C3] #1: ffffffff889774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:331 kernel/rcu/tree.c:2570) 
| [   20.529256][    C3]
| [   20.529256][    C3] stack backtrace:
[   20.529547][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.529549][    C3] Call Trace:
[   20.529551][    C3]  <IRQ>
[ 20.529554][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 20.529561][ C3] print_usage_bug.part.0 (kernel/locking/lockdep.c:4048) 
[ 20.529566][ C3] mark_lock_irq (kernel/locking/lockdep.c:4013 kernel/locking/lockdep.c:4059 kernel/locking/lockdep.c:4270) 
[ 20.529570][ C3] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 20.529574][ C3] ? save_trace (kernel/locking/lockdep.c:595) 
[ 20.529580][ C3] mark_lock (kernel/locking/lockdep.c:4756) 
[ 20.529584][ C3] mark_usage (kernel/locking/lockdep.c:4645) 
[ 20.529587][ C3] __lock_acquire (kernel/locking/lockdep.c:5194) 
[ 20.529590][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.529594][ C3] lock_acquire.part.0 (kernel/locking/lockdep.c:473 kernel/locking/lockdep.c:5873) 
[ 20.529597][ C3] ? simple_pin_fs (fs/libfs.c:1067) 
[ 20.529601][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.529606][ C3] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 20.529609][ C3] ? simple_pin_fs (fs/libfs.c:1067) 
[ 20.529613][ C3] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[ 20.529617][ C3] ? simple_pin_fs (fs/libfs.c:1067) 
[ 20.529620][ C3] simple_pin_fs (fs/libfs.c:1067) 
[ 20.529624][ C3] debugfs_remove (fs/debugfs/inode.c:805 fs/debugfs/inode.c:799) 
[ 20.529627][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 20.529635][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 20.529638][ 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) 
[ 20.529646][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 20.529648][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 20.529652][ C3] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 20.529654][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 20.529659][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 20.529663][ C3] ? ftrace_graph_ret_addr (kernel/trace/fgraph.c:956) 
[ 20.529670][ C3] ? unwind_next_frame (./arch/x86/include/asm/unwind.h:111 ./arch/x86/include/asm/unwind.h:127 arch/x86/kernel/unwind_orc.c:588) 
[ 20.529672][ C3] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 20.529677][ C3] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 20.529681][ C3] ? set_track_prepare (mm/slub.c:936) 
[ 20.529687][ C3] ? __alloc_object (mm/kmemleak.c:697) 
[ 20.529690][ C3] ? __create_object (mm/kmemleak.c:770) 
[ 20.529694][ C3] ? __kmalloc_cache_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4353) 
[ 20.529702][ C3] __put_net (net/core/net_namespace.c:732) 
[ 20.529706][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 20.529711][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 20.529713][ C3] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 20.529716][ C3] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.529721][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 20.529725][ C3] ? note_gp_changes (kernel/rcu/tree.c:1326 (discriminator 1)) 
[ 20.529728][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 20.529732][ C3] rcu_core (kernel/rcu/tree.c:2834) 
[ 20.529736][ C3] handle_softirqs (kernel/softirq.c:579) 
[ 20.529741][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 20.529745][ C3] irq_exit_rcu (kernel/softirq.c:698) 
[ 20.529747][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   20.529751][    C3]  </IRQ>
[   20.529752][    C3]  <TASK>
[ 20.529754][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 20.529756][ C3] RIP: 0010:ftrace_graph_ret_addr (kernel/trace/fgraph.c:956) 
[ 20.529761][ C3] Code: 48 89 14 24 e8 6b 08 4c 00 48 8b 14 24 e9 31 ff ff ff 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 <49> 89 d7 41 56 41 55 41 54 55 53 48 83 ec 08 48 81 fa d0 a7 ff 84
All code
========
   0:	48 89 14 24          	mov    %rdx,(%rsp)
   4:	e8 6b 08 4c 00       	call   0x4c0874
   9:	48 8b 14 24          	mov    (%rsp),%rdx
   d:	e9 31 ff ff ff       	jmp    0xffffffffffffff43
  12:	66 90                	xchg   %ax,%ax
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	90                   	nop
  1c:	90                   	nop
  1d:	90                   	nop
  1e:	90                   	nop
  1f:	90                   	nop
  20:	90                   	nop
  21:	90                   	nop
  22:	90                   	nop
  23:	90                   	nop
  24:	66 0f 1f 00          	nopw   (%rax)
  28:	41 57                	push   %r15
  2a:*	49 89 d7             	mov    %rdx,%r15		<-- trapping instruction
  2d:	41 56                	push   %r14
  2f:	41 55                	push   %r13
  31:	41 54                	push   %r12
  33:	55                   	push   %rbp
  34:	53                   	push   %rbx
  35:	48 83 ec 08          	sub    $0x8,%rsp
  39:	48 81 fa d0 a7 ff 84 	cmp    $0xffffffff84ffa7d0,%rdx

Code starting with the faulting instruction
===========================================
   0:	49 89 d7             	mov    %rdx,%r15
   3:	41 56                	push   %r14
   5:	41 55                	push   %r13
   7:	41 54                	push   %r12
   9:	55                   	push   %rbp
   a:	53                   	push   %rbx
   b:	48 83 ec 08          	sub    $0x8,%rsp
   f:	48 81 fa d0 a7 ff 84 	cmp    $0xffffffff84ffa7d0,%rdx
[   20.529763][    C3] RSP: 0018:ffffc90000a57620 EFLAGS: 00000246
[   20.529767][    C3] RAX: dffffc0000000000 RBX: 1ffff9200014aecf RCX: ffffc90000a57948
[   20.529769][    C3] RDX: ffffffff858a752b RSI: ffffc90000a57760 RDI: ffff88800aae8040
[   20.529771][    C3] RBP: 0000000000000001 R08: 0000000000000000 R09: ffffc90000a57771
[   20.529772][    C3] R10: 0000000000000000 R11: ffffc90000a57770 R12: ffffc90000a57788
[   20.529774][    C3] R13: ffffc90000a57730 R14: ffffffff898991ea R15: ffffc90000a57948
[ 20.529778][ C3] ? __kmalloc_cache_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4353) 
[ 20.529783][ C3] unwind_next_frame (./arch/x86/include/asm/unwind.h:111 ./arch/x86/include/asm/unwind.h:127 arch/x86/kernel/unwind_orc.c:588) 
[ 20.529786][ C3] ? __create_object (mm/kmemleak.c:770) 
[ 20.529790][ C3] ? kmem_cache_alloc_noprof (./include/linux/kasan.h:250 mm/slub.c:4147 mm/slub.c:4196 mm/slub.c:4203) 
[ 20.529794][ C3] ? __alloc_object (mm/kmemleak.c:481 mm/kmemleak.c:661) 
[ 20.529797][ C3] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 20.529801][ C3] ? __create_object (mm/kmemleak.c:770) 
[ 20.529804][ C3] ? kernel_text_address (kernel/extable.c:99) 
[ 20.529809][ C3] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 20.529812][ C3] arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 20.529818][ C3] ? __kmalloc_cache_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4353) 
[ 20.529822][ C3] stack_trace_save (kernel/stacktrace.c:123) 
[ 20.529825][ C3] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 20.529830][ C3] set_track_prepare (mm/slub.c:936) 
[ 20.529833][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.529836][ C3] ? trace_kmem_cache_alloc (./include/trace/events/kmem.h:12 (discriminator 21)) 
[ 20.529839][ C3] ? lockdep_init_map_type (kernel/locking/lockdep.c:4976) 
[ 20.529843][ C3] __alloc_object (mm/kmemleak.c:697) 
[ 20.529847][ C3] __create_object (mm/kmemleak.c:770) 
[ 20.529851][ C3] __kmalloc_cache_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4353) 
[ 20.529854][ C3] ? ovl_open_realfile (./arch/x86/include/asm/jump_label.h:36 fs/overlayfs/file.c:56) 
[ 20.529860][ C3] ovl_open (fs/overlayfs/file.c:101 fs/overlayfs/file.c:226) 
[ 20.529863][ C3] ? __pfx_ovl_open (fs/overlayfs/file.c:199) 
[ 20.529865][ C3] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.529870][ C3] do_dentry_open (fs/open.c:964) 
[ 20.529874][ C3] ? __pfx_ovl_open (fs/overlayfs/file.c:199) 
[ 20.529878][ C3] vfs_open (fs/open.c:1094) 
[ 20.529884][ C3] do_open (fs/namei.c:3888) 
[ 20.529891][ C3] path_openat (fs/namei.c:4046) 
[ 20.529894][ C3] ? __pfx_path_openat (fs/namei.c:4028) 
[ 20.529896][ C3] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 20.529902][ C3] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.529907][ C3] do_filp_open (fs/namei.c:4073) 
[ 20.529910][ C3] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 20.529912][ C3] ? __pfx_do_filp_open (fs/namei.c:4067) 
[ 20.529915][ C3] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 20.529918][ C3] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 20.529923][ C3] ? __pfx_page_put_link (fs/namei.c:5478) 
[ 20.529927][ C3] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 20.529934][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.529939][ C3] do_open_execat (fs/exec.c:833) 
[ 20.529943][ C3] ? __pfx_do_open_execat (fs/exec.c:815) 
[ 20.529948][ C3] ? __might_fault (mm/memory.c:7151 mm/memory.c:7145) 
[ 20.529952][ C3] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.529956][ C3] alloc_bprm (fs/exec.c:1458) 
[ 20.529960][ C3] do_execveat_common.isra.0 (fs/exec.c:1859) 
[ 20.529965][ 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) 
[ 20.529968][ C3] __x64_sys_execve (fs/exec.c:2053) 
[ 20.529973][ C3] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 20.529977][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   20.529980][    C3] RIP: 0033:0x7f0acb23740b
[ 20.529984][ 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
[   20.529986][    C3] RSP: 002b:00007ffd61be72b8 EFLAGS: 00000246 ORIG_RAX: 000000000000003b
[   20.529989][    C3] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0acb23740b
[   20.529991][    C3] RDX: 0000559e40807640 RSI: 0000559e407fad90 RDI: 0000559e40808110
[   20.529993][    C3] RBP: 0000559e40808110 R08: 0000559e40807230 R09: 0000000000000020
[   20.529994][    C3] R10: 00000000000001b6 R11: 0000000000000246 R12: 00000000ffffffff
[   20.529996][    C3] R13: 0000559e407fad90 R14: 0000559e40807640 R15: 0000559e407f6660
| [   20.561195][    C3] RCU nest depth: 1, expected: 0
| [   20.561415][    C3] INFO: lockdep is turned off.
| [   20.561629][    C3] Preemption disabled at:
| [ 20.561631][ C3] handle_softirqs (kernel/softirq.c:553) 
[   20.562074][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.562076][    C3] Call Trace:
[   20.562077][    C3]  <IRQ>
[ 20.562079][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 20.562086][ C3] __might_resched (kernel/sched/core.c:8796) 
[ 20.562094][ C3] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 20.562099][ C3] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 20.562102][ C3] ? simple_recursive_removal (fs/libfs.c:614) 
[ 20.562106][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.562111][ 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) 
[ 20.562119][ C3] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 20.562121][ 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) 
[ 20.562125][ C3] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 20.562130][ C3] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 20.562133][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 20.562140][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 20.562143][ 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) 
[ 20.562149][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 20.562152][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 20.562155][ C3] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 20.562158][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 20.562164][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 20.562168][ C3] ? ftrace_graph_ret_addr (kernel/trace/fgraph.c:956) 
[ 20.562173][ C3] ? unwind_next_frame (./arch/x86/include/asm/unwind.h:111 ./arch/x86/include/asm/unwind.h:127 arch/x86/kernel/unwind_orc.c:588) 
[ 20.562177][ C3] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 20.562183][ C3] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 20.562186][ C3] ? set_track_prepare (mm/slub.c:936) 
[ 20.562190][ C3] ? __alloc_object (mm/kmemleak.c:697) 
[ 20.562193][ C3] ? __create_object (mm/kmemleak.c:770) 
[ 20.562197][ C3] ? __kmalloc_cache_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4353) 
[ 20.562204][ C3] __put_net (net/core/net_namespace.c:732) 
[ 20.562207][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 20.562211][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 20.562214][ C3] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 20.562217][ C3] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.562223][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 20.562227][ C3] ? note_gp_changes (kernel/rcu/tree.c:1326 (discriminator 1)) 
[ 20.562230][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 20.562235][ C3] rcu_core (kernel/rcu/tree.c:2834) 
[ 20.562239][ C3] handle_softirqs (kernel/softirq.c:579) 
[ 20.562244][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 20.562247][ C3] irq_exit_rcu (kernel/softirq.c:698) 
[ 20.562250][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   20.562253][    C3]  </IRQ>
[   20.562254][    C3]  <TASK>
[ 20.562256][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 20.562259][ C3] RIP: 0010:ftrace_graph_ret_addr (kernel/trace/fgraph.c:956) 
[ 20.562263][ C3] Code: 48 89 14 24 e8 6b 08 4c 00 48 8b 14 24 e9 31 ff ff ff 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 <49> 89 d7 41 56 41 55 41 54 55 53 48 83 ec 08 48 81 fa d0 a7 ff 84
All code
========
   0:	48 89 14 24          	mov    %rdx,(%rsp)
   4:	e8 6b 08 4c 00       	call   0x4c0874
   9:	48 8b 14 24          	mov    (%rsp),%rdx
   d:	e9 31 ff ff ff       	jmp    0xffffffffffffff43
  12:	66 90                	xchg   %ax,%ax
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	90                   	nop
  1c:	90                   	nop
  1d:	90                   	nop
  1e:	90                   	nop
  1f:	90                   	nop
  20:	90                   	nop
  21:	90                   	nop
  22:	90                   	nop
  23:	90                   	nop
  24:	66 0f 1f 00          	nopw   (%rax)
  28:	41 57                	push   %r15
  2a:*	49 89 d7             	mov    %rdx,%r15		<-- trapping instruction
  2d:	41 56                	push   %r14
  2f:	41 55                	push   %r13
  31:	41 54                	push   %r12
  33:	55                   	push   %rbp
  34:	53                   	push   %rbx
  35:	48 83 ec 08          	sub    $0x8,%rsp
  39:	48 81 fa d0 a7 ff 84 	cmp    $0xffffffff84ffa7d0,%rdx

Code starting with the faulting instruction
===========================================
   0:	49 89 d7             	mov    %rdx,%r15
   3:	41 56                	push   %r14
   5:	41 55                	push   %r13
   7:	41 54                	push   %r12
   9:	55                   	push   %rbp
   a:	53                   	push   %rbx
   b:	48 83 ec 08          	sub    $0x8,%rsp
   f:	48 81 fa d0 a7 ff 84 	cmp    $0xffffffff84ffa7d0,%rdx
[   20.562265][    C3] RSP: 0018:ffffc90000a57620 EFLAGS: 00000246
[   20.562269][    C3] RAX: dffffc0000000000 RBX: 1ffff9200014aecf RCX: ffffc90000a57948
[   20.562271][    C3] RDX: ffffffff858a752b RSI: ffffc90000a57760 RDI: ffff88800aae8040
[   20.562272][    C3] RBP: 0000000000000001 R08: 0000000000000000 R09: ffffc90000a57771
[   20.562274][    C3] R10: 0000000000000000 R11: ffffc90000a57770 R12: ffffc90000a57788
[   20.562276][    C3] R13: ffffc90000a57730 R14: ffffffff898991ea R15: ffffc90000a57948
[ 20.562280][ C3] ? __kmalloc_cache_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4353) 
[ 20.562285][ C3] unwind_next_frame (./arch/x86/include/asm/unwind.h:111 ./arch/x86/include/asm/unwind.h:127 arch/x86/kernel/unwind_orc.c:588) 
[ 20.562288][ C3] ? __create_object (mm/kmemleak.c:770) 
[ 20.562292][ C3] ? kmem_cache_alloc_noprof (./include/linux/kasan.h:250 mm/slub.c:4147 mm/slub.c:4196 mm/slub.c:4203) 
[ 20.562295][ C3] ? __alloc_object (mm/kmemleak.c:481 mm/kmemleak.c:661) 
[ 20.562298][ C3] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 20.562302][ C3] ? __create_object (mm/kmemleak.c:770) 
[ 20.562305][ C3] ? kernel_text_address (kernel/extable.c:99) 
[ 20.562308][ C3] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 20.562311][ C3] arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 20.562317][ C3] ? __kmalloc_cache_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4353) 
[ 20.562321][ C3] stack_trace_save (kernel/stacktrace.c:123) 
[ 20.562324][ C3] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 20.562329][ C3] set_track_prepare (mm/slub.c:936) 
[ 20.562332][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.562335][ C3] ? trace_kmem_cache_alloc (./include/trace/events/kmem.h:12 (discriminator 21)) 
[ 20.562339][ C3] ? lockdep_init_map_type (kernel/locking/lockdep.c:4976) 
[ 20.562343][ C3] __alloc_object (mm/kmemleak.c:697) 
[ 20.562347][ C3] __create_object (mm/kmemleak.c:770) 
[ 20.562351][ C3] __kmalloc_cache_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4353) 
[ 20.562354][ C3] ? ovl_open_realfile (./arch/x86/include/asm/jump_label.h:36 fs/overlayfs/file.c:56) 
[ 20.562359][ C3] ovl_open (fs/overlayfs/file.c:101 fs/overlayfs/file.c:226) 
[ 20.562362][ C3] ? __pfx_ovl_open (fs/overlayfs/file.c:199) 
[ 20.562366][ C3] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.562371][ C3] do_dentry_open (fs/open.c:964) 
[ 20.562374][ C3] ? __pfx_ovl_open (fs/overlayfs/file.c:199) 
[ 20.562378][ C3] vfs_open (fs/open.c:1094) 
[ 20.562383][ C3] do_open (fs/namei.c:3888) 
[ 20.562391][ C3] path_openat (fs/namei.c:4046) 
[ 20.562394][ C3] ? __pfx_path_openat (fs/namei.c:4028) 
[ 20.562396][ C3] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 20.562400][ C3] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.562405][ C3] do_filp_open (fs/namei.c:4073) 
[ 20.562407][ C3] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 20.562410][ C3] ? __pfx_do_filp_open (fs/namei.c:4067) 
[ 20.562413][ C3] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 20.562415][ C3] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 20.562420][ C3] ? __pfx_page_put_link (fs/namei.c:5478) 
[ 20.562425][ C3] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 20.562430][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.562434][ C3] do_open_execat (fs/exec.c:833) 
[ 20.562438][ C3] ? __pfx_do_open_execat (fs/exec.c:815) 
[ 20.562443][ C3] ? __might_fault (mm/memory.c:7151 mm/memory.c:7145) 
[ 20.562445][ C3] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.562449][ C3] alloc_bprm (fs/exec.c:1458) 
[ 20.562454][ C3] do_execveat_common.isra.0 (fs/exec.c:1859) 
[ 20.562458][ 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) 
[ 20.562461][ C3] __x64_sys_execve (fs/exec.c:2053) 
[ 20.562465][ C3] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 20.562468][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   20.562471][    C3] RIP: 0033:0x7f0acb23740b
[ 20.562474][ 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
[   20.562476][    C3] RSP: 002b:00007ffd61be72b8 EFLAGS: 00000246 ORIG_RAX: 000000000000003b
[   20.562478][    C3] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0acb23740b
[   20.562480][    C3] RDX: 0000559e40807640 RSI: 0000559e407fad90 RDI: 0000559e40808110
[   20.562482][    C3] RBP: 0000559e40808110 R08: 0000559e40807230 R09: 0000000000000020
[   20.562483][    C3] R10: 00000000000001b6 R11: 0000000000000246 R12: 00000000ffffffff
[   20.562485][    C3] R13: 0000559e407fad90 R14: 0000559e40807640 R15: 0000559e407f6660
| [   26.715815][    C1] INFO: lockdep is turned off.
| [   26.715984][    C1] Preemption disabled at:
| [ 26.715986][ C1] handle_softirqs (kernel/softirq.c:553) 
| [   26.716344][    C1] Tainted: [W]=WARN
[   26.716346][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.716348][    C1] Call Trace:
[   26.716350][    C1]  <TASK>
[ 26.716352][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 26.716362][ C1] __might_resched (kernel/sched/core.c:8796) 
[ 26.716372][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 26.716378][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 26.716381][ C1] ? simple_recursive_removal (fs/libfs.c:614) 
[ 26.716386][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.716392][ C1] ? 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) 
[ 26.716399][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 26.716402][ C1] ? 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) 
[ 26.716406][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 26.716412][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 26.716416][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 26.716424][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 26.716427][ C1] ? __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) 
[ 26.716434][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 26.716438][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 26.716441][ C1] ? smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 26.716446][ C1] ? kthread (kernel/kthread.c:464) 
[ 26.716450][ C1] ? ret_from_fork (arch/x86/kernel/process.c:148) 
[ 26.716455][ C1] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
[ 26.716462][ C1] ? migrate_enable (./arch/x86/include/asm/preempt.h:104 ./include/linux/preempt.h:481 ./include/linux/preempt.h:481 kernel/sched/core.c:2427) 
[ 26.716467][ C1] ? __pfx_migrate_enable (kernel/sched/core.c:2402) 
[ 26.716471][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 26.716476][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.716481][ C1] __put_net (net/core/net_namespace.c:732) 
[ 26.716485][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 26.716489][ C1] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 26.716492][ C1] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 26.716496][ C1] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 26.716500][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.716503][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 26.716512][ C1] rcu_core (kernel/rcu/tree.c:2834) 
[ 26.716517][ C1] handle_softirqs (kernel/softirq.c:579) 
[ 26.716522][ C1] ? __pfx_run_ksoftirqd (kernel/softirq.c:961) 
[ 26.716525][ C1] run_ksoftirqd (kernel/softirq.c:436 kernel/softirq.c:969 kernel/softirq.c:960) 
[ 26.716529][ C1] smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 26.716532][ C1] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 26.716536][ C1] kthread (kernel/kthread.c:464) 
[ 26.716539][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 26.716541][ C1] ? ret_from_fork (arch/x86/kernel/process.c:147) 
[ 26.716544][ C1] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.716547][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.716550][ C1] ? __pfx_kthread (kernel/kthread.c:413) 
[ 26.716553][ C1] ret_from_fork (arch/x86/kernel/process.c:148) 
[ 26.716556][ C1] ? __pfx_kthread (kernel/kthread.c:413) 


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