======================================
| [ 13.678469][ C3] #0: ffff88800b891dd0 (&sb->s_type->i_lock_key#19){+.+.}-{3:3}, at: folio_unmap_invalidate (./include/linux/spinlock.h:376 mm/truncate.c:617) 
| [ 13.678934][ C3] #1: ffffffff86f774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:331 kernel/rcu/tree.c:2570) 
| [   13.679341][    C3]
| [   13.679341][    C3] stack backtrace:
[   13.679626][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.679629][    C3] Call Trace:
[   13.679632][    C3]  <IRQ>
[ 13.679635][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 13.679642][ C3] print_usage_bug.part.0 (kernel/locking/lockdep.c:4048) 
[ 13.679650][ C3] mark_lock_irq (kernel/locking/lockdep.c:4013 kernel/locking/lockdep.c:4059 kernel/locking/lockdep.c:4270) 
[ 13.679655][ C3] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 13.679661][ C3] ? save_trace (kernel/locking/lockdep.c:595) 
[ 13.679666][ C3] mark_lock (kernel/locking/lockdep.c:4756) 
[ 13.679670][ C3] mark_usage (kernel/locking/lockdep.c:4645) 
[ 13.679673][ C3] __lock_acquire (kernel/locking/lockdep.c:5194) 
[ 13.679677][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 13.679681][ C3] lock_acquire.part.0 (kernel/locking/lockdep.c:473 kernel/locking/lockdep.c:5873) 
[ 13.679685][ C3] ? simple_pin_fs (fs/libfs.c:1067) 
[ 13.679691][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 13.679697][ C3] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 13.679700][ C3] ? simple_pin_fs (fs/libfs.c:1067) 
[ 13.679703][ C3] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[ 13.679708][ C3] ? simple_pin_fs (fs/libfs.c:1067) 
[ 13.679710][ C3] simple_pin_fs (fs/libfs.c:1067) 
[ 13.679714][ C3] debugfs_remove (fs/debugfs/inode.c:805 fs/debugfs/inode.c:799) 
[ 13.679719][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 13.679725][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 13.679728][ 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) 
[ 13.679735][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 13.679738][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 13.679740][ C3] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 13.679746][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 13.679751][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 13.679756][ C3] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:160 kernel/locking/spinlock.c:202) 
[ 13.679760][ C3] ? folio_unmap_invalidate (./include/linux/pagemap.h:182 (discriminator 2) mm/truncate.c:624 (discriminator 2)) 
[ 13.679763][ C3] ? invalidate_inode_pages2_range (mm/truncate.c:698 (discriminator 2)) 
[ 13.679767][ C3] ? fuse_open (fs/fuse/file.c:280) 
[ 13.679771][ C3] ? do_dentry_open (fs/open.c:964) 
[ 13.679776][ C3] ? vfs_open (fs/open.c:1094) 
[ 13.679781][ C3] ? backing_file_open (fs/backing-file.c:45) 
[ 13.679786][ C3] ? ovl_open_realfile (fs/overlayfs/file.c:51) 
[ 13.679794][ C3] __put_net (net/core/net_namespace.c:732) 
[ 13.679799][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 13.679803][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 13.679806][ C3] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 13.679810][ C3] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 13.679814][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 13.679818][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 13.679821][ C3] ? note_gp_changes (kernel/rcu/tree.c:1326 (discriminator 1)) 
[ 13.679824][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 13.679829][ C3] rcu_core (kernel/rcu/tree.c:2834) 
[ 13.679835][ C3] handle_softirqs (kernel/softirq.c:579) 
[ 13.679840][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 13.679844][ C3] irq_exit_rcu (kernel/softirq.c:698) 
[ 13.679847][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   13.679850][    C3]  </IRQ>
[   13.679851][    C3]  <TASK>
[ 13.679853][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 13.679856][ C3] RIP: 0010:_raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:160 kernel/locking/spinlock.c:202) 
[ 13.679860][ C3] Code: 0f 1f 44 00 00 55 48 8b 74 24 08 48 89 fd 48 83 c7 18 e8 25 ff 81 fd 48 89 ef e8 dd 51 82 fd e8 18 0a a8 fd fb bf 01 00 00 00 <e8> 6d 4f 76 fd 65 8b 05 86 bd 96 02 85 c0 74 06 5d c3 cc cc cc cc
All code
========
   0:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
   5:	55                   	push   %rbp
   6:	48 8b 74 24 08       	mov    0x8(%rsp),%rsi
   b:	48 89 fd             	mov    %rdi,%rbp
   e:	48 83 c7 18          	add    $0x18,%rdi
  12:	e8 25 ff 81 fd       	call   0xfffffffffd81ff3c
  17:	48 89 ef             	mov    %rbp,%rdi
  1a:	e8 dd 51 82 fd       	call   0xfffffffffd8251fc
  1f:	e8 18 0a a8 fd       	call   0xfffffffffda80a3c
  24:	fb                   	sti
  25:	bf 01 00 00 00       	mov    $0x1,%edi
  2a:*	e8 6d 4f 76 fd       	call   0xfffffffffd764f9c		<-- trapping instruction
  2f:	65 8b 05 86 bd 96 02 	mov    %gs:0x296bd86(%rip),%eax        # 0x296bdbc
  36:	85 c0                	test   %eax,%eax
  38:	74 06                	je     0x40
  3a:	5d                   	pop    %rbp
  3b:	c3                   	ret
  3c:	cc                   	int3
  3d:	cc                   	int3
  3e:	cc                   	int3
  3f:	cc                   	int3

Code starting with the faulting instruction
===========================================
   0:	e8 6d 4f 76 fd       	call   0xfffffffffd764f72
   5:	65 8b 05 86 bd 96 02 	mov    %gs:0x296bd86(%rip),%eax        # 0x296bd92
   c:	85 c0                	test   %eax,%eax
   e:	74 06                	je     0x16
  10:	5d                   	pop    %rbp
  11:	c3                   	ret
  12:	cc                   	int3
  13:	cc                   	int3
  14:	cc                   	int3
  15:	cc                   	int3
[   13.679863][    C3] RSP: 0018:ffffc900004f7478 EFLAGS: 00000206
[   13.679867][    C3] RAX: 0000000000000139 RBX: ffffea00002c5140 RCX: 0000000000000040
[   13.679869][    C3] RDX: 0000000000000000 RSI: ffffffff86a9175c RDI: 0000000000000001
[   13.679870][    C3] RBP: ffff88800b891f50 R08: 0000000000000001 R09: 0000000000000001
[   13.679872][    C3] R10: ffffffff879e7cd7 R11: dffffc0000000000 R12: ffff88800b891f48
[   13.679874][    C3] R13: ffff88800b891f50 R14: ffffea00002c5158 R15: dffffc0000000000
[ 13.679880][ C3] ? _raw_spin_unlock_irq (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./include/linux/spinlock_api_smp.h:159 kernel/locking/spinlock.c:202) 
[ 13.679883][ C3] folio_unmap_invalidate (./include/linux/pagemap.h:182 (discriminator 2) mm/truncate.c:624 (discriminator 2)) 
[ 13.679887][ C3] invalidate_inode_pages2_range (mm/truncate.c:698 (discriminator 2)) 
[ 13.679890][ C3] ? __pfx___debug_check_no_obj_freed (lib/debugobjects.c:1070) 
[ 13.679898][ C3] ? __pfx_invalidate_inode_pages2_range (mm/truncate.c:649) 
[ 13.679901][ C3] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 13.679908][ C3] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 13.679918][ 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) 
[ 13.679928][ C3] ? fuse_file_io_open (fs/fuse/iomode.c:240) 
[ 13.679935][ C3] fuse_open (fs/fuse/file.c:280) 
[ 13.679939][ C3] do_dentry_open (fs/open.c:964) 
[ 13.679942][ C3] ? __pfx_fuse_open (fs/fuse/file.c:234) 
[ 13.679947][ C3] vfs_open (fs/open.c:1094) 
[ 13.679951][ C3] backing_file_open (fs/backing-file.c:45) 
[ 13.679954][ C3] ? inode_owner_or_capable (./include/linux/mnt_idmapping.h:87 fs/inode.c:2591) 
[ 13.679959][ C3] ovl_open_realfile (fs/overlayfs/file.c:51) 
[ 13.679964][ C3] ovl_open (fs/overlayfs/file.c:222) 
[ 13.679968][ C3] ? __pfx_ovl_open (fs/overlayfs/file.c:199) 
[ 13.679970][ C3] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 13.679976][ C3] do_dentry_open (fs/open.c:964) 
[ 13.679978][ C3] ? __pfx_ovl_open (fs/overlayfs/file.c:199) 
[ 13.679983][ C3] vfs_open (fs/open.c:1094) 
[ 13.679988][ C3] do_open (fs/namei.c:3888) 
[ 13.679994][ C3] path_openat (fs/namei.c:4046) 
[ 13.679998][ C3] ? __pfx_path_openat (fs/namei.c:4028) 
[ 13.680001][ C3] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
[ 13.680005][ C3] ? kernel_text_address (kernel/extable.c:99) 
[ 13.680011][ C3] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 13.680017][ C3] do_filp_open (fs/namei.c:4073) 
[ 13.680021][ C3] ? __pfx_do_filp_open (fs/namei.c:4067) 
[ 13.680027][ C3] ? __pfx_page_put_link (fs/namei.c:5478) 
[ 13.680035][ C3] ? __create_object (mm/kmemleak.c:776) 
[ 13.680038][ C3] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 13.680041][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 13.680046][ C3] do_open_execat (fs/exec.c:833) 
[ 13.680049][ C3] ? __pfx_do_open_execat (fs/exec.c:815) 
[ 13.680052][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 13.680055][ C3] ? kmem_cache_alloc_noprof (mm/slub.c:4209) 
[ 13.680064][ C3] alloc_bprm (fs/exec.c:1458) 
[ 13.680067][ C3] kernel_execve (fs/exec.c:1933) 
[ 13.680071][ C3] call_usermodehelper_exec_async (kernel/umh.c:113) 
[ 13.680077][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 13.680080][ C3] ? __pfx_call_usermodehelper_exec_async (kernel/umh.c:64) 
[ 13.680083][ C3] ? __pfx_call_usermodehelper_exec_async (kernel/umh.c:64) 
[ 13.680086][ C3] ret_from_fork (arch/x86/kernel/process.c:148) 
[ 13.680092][ C3] ? __pfx_call_usermodehelper_exec_async (kernel/umh.c:64) 
[ 13.680095][ C3] ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
| [   13.708817][    C3] RCU nest depth: 0, expected: 0
| [   13.709049][    C3] INFO: lockdep is turned off.
| [   13.709277][    C3] Preemption disabled at:
| [ 13.709279][ C3] 0x0 
[   13.709799][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.709801][    C3] Call Trace:
[   13.709803][    C3]  <IRQ>
[ 13.709806][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 13.709817][ C3] __might_resched (kernel/sched/core.c:8796) 
[ 13.709827][ C3] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 13.709832][ C3] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 13.709835][ C3] ? simple_recursive_removal (fs/libfs.c:614) 
[ 13.709841][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 13.709849][ 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) 
[ 13.709853][ C3] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 13.709856][ 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) 
[ 13.709859][ C3] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 13.709866][ C3] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 13.709869][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 13.709877][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 13.709879][ 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) 
[ 13.709886][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 13.709891][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 13.709894][ C3] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 13.709901][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 13.709906][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 13.709911][ C3] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:160 kernel/locking/spinlock.c:202) 
[ 13.709916][ C3] ? folio_unmap_invalidate (./include/linux/pagemap.h:182 (discriminator 2) mm/truncate.c:624 (discriminator 2)) 
[ 13.709921][ C3] ? invalidate_inode_pages2_range (mm/truncate.c:698 (discriminator 2)) 
[ 13.709924][ C3] ? fuse_open (fs/fuse/file.c:280) 
[ 13.709928][ C3] ? do_dentry_open (fs/open.c:964) 
[ 13.709932][ C3] ? vfs_open (fs/open.c:1094) 
[ 13.709937][ C3] ? backing_file_open (fs/backing-file.c:45) 
[ 13.709941][ C3] ? ovl_open_realfile (fs/overlayfs/file.c:51) 
[ 13.709949][ C3] __put_net (net/core/net_namespace.c:732) 
[ 13.709954][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 13.709959][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 13.709962][ C3] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 13.709965][ C3] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 13.709972][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 13.709977][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 13.709983][ C3] ? note_gp_changes (kernel/rcu/tree.c:1326 (discriminator 1)) 
[ 13.709987][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 13.709993][ C3] rcu_core (kernel/rcu/tree.c:2834) 
[ 13.710000][ C3] handle_softirqs (kernel/softirq.c:579) 
[ 13.710007][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 13.710011][ C3] irq_exit_rcu (kernel/softirq.c:698) 
[ 13.710015][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   13.710020][    C3]  </IRQ>
[   13.710021][    C3]  <TASK>
[ 13.710024][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 13.710028][ C3] RIP: 0010:_raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:160 kernel/locking/spinlock.c:202) 
[ 13.710034][ C3] Code: 0f 1f 44 00 00 55 48 8b 74 24 08 48 89 fd 48 83 c7 18 e8 25 ff 81 fd 48 89 ef e8 dd 51 82 fd e8 18 0a a8 fd fb bf 01 00 00 00 <e8> 6d 4f 76 fd 65 8b 05 86 bd 96 02 85 c0 74 06 5d c3 cc cc cc cc
All code
========
   0:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
   5:	55                   	push   %rbp
   6:	48 8b 74 24 08       	mov    0x8(%rsp),%rsi
   b:	48 89 fd             	mov    %rdi,%rbp
   e:	48 83 c7 18          	add    $0x18,%rdi
  12:	e8 25 ff 81 fd       	call   0xfffffffffd81ff3c
  17:	48 89 ef             	mov    %rbp,%rdi
  1a:	e8 dd 51 82 fd       	call   0xfffffffffd8251fc
  1f:	e8 18 0a a8 fd       	call   0xfffffffffda80a3c
  24:	fb                   	sti
  25:	bf 01 00 00 00       	mov    $0x1,%edi
  2a:*	e8 6d 4f 76 fd       	call   0xfffffffffd764f9c		<-- trapping instruction
  2f:	65 8b 05 86 bd 96 02 	mov    %gs:0x296bd86(%rip),%eax        # 0x296bdbc
  36:	85 c0                	test   %eax,%eax
  38:	74 06                	je     0x40
  3a:	5d                   	pop    %rbp
  3b:	c3                   	ret
  3c:	cc                   	int3
  3d:	cc                   	int3
  3e:	cc                   	int3
  3f:	cc                   	int3

Code starting with the faulting instruction
===========================================
   0:	e8 6d 4f 76 fd       	call   0xfffffffffd764f72
   5:	65 8b 05 86 bd 96 02 	mov    %gs:0x296bd86(%rip),%eax        # 0x296bd92
   c:	85 c0                	test   %eax,%eax
   e:	74 06                	je     0x16
  10:	5d                   	pop    %rbp
  11:	c3                   	ret
  12:	cc                   	int3
  13:	cc                   	int3
  14:	cc                   	int3
  15:	cc                   	int3
[   13.710038][    C3] RSP: 0018:ffffc900004f7478 EFLAGS: 00000206
[   13.710044][    C3] RAX: 0000000000000139 RBX: ffffea00002c5140 RCX: 0000000000000040
[   13.710048][    C3] RDX: 0000000000000000 RSI: ffffffff86a9175c RDI: 0000000000000001
[   13.710050][    C3] RBP: ffff88800b891f50 R08: 0000000000000001 R09: 0000000000000001
[   13.710052][    C3] R10: ffffffff879e7cd7 R11: dffffc0000000000 R12: ffff88800b891f48
[   13.710054][    C3] R13: ffff88800b891f50 R14: ffffea00002c5158 R15: dffffc0000000000
[ 13.710060][ C3] ? _raw_spin_unlock_irq (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./include/linux/spinlock_api_smp.h:159 kernel/locking/spinlock.c:202) 
[ 13.710064][ C3] folio_unmap_invalidate (./include/linux/pagemap.h:182 (discriminator 2) mm/truncate.c:624 (discriminator 2)) 
[ 13.710068][ C3] invalidate_inode_pages2_range (mm/truncate.c:698 (discriminator 2)) 
[ 13.710072][ C3] ? __pfx___debug_check_no_obj_freed (lib/debugobjects.c:1070) 
[ 13.710080][ C3] ? __pfx_invalidate_inode_pages2_range (mm/truncate.c:649) 
[ 13.710083][ C3] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 13.710089][ C3] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 13.710100][ 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) 
[ 13.710110][ C3] ? fuse_file_io_open (fs/fuse/iomode.c:240) 
[ 13.710117][ C3] fuse_open (fs/fuse/file.c:280) 
[ 13.710121][ C3] do_dentry_open (fs/open.c:964) 
[ 13.710124][ C3] ? __pfx_fuse_open (fs/fuse/file.c:234) 
[ 13.710128][ C3] vfs_open (fs/open.c:1094) 
[ 13.710133][ C3] backing_file_open (fs/backing-file.c:45) 
[ 13.710135][ C3] ? inode_owner_or_capable (./include/linux/mnt_idmapping.h:87 fs/inode.c:2591) 
[ 13.710142][ C3] ovl_open_realfile (fs/overlayfs/file.c:51) 
[ 13.710147][ C3] ovl_open (fs/overlayfs/file.c:222) 
[ 13.710150][ C3] ? __pfx_ovl_open (fs/overlayfs/file.c:199) 
[ 13.710153][ C3] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 13.710158][ C3] do_dentry_open (fs/open.c:964) 
[ 13.710161][ C3] ? __pfx_ovl_open (fs/overlayfs/file.c:199) 
[ 13.710165][ C3] vfs_open (fs/open.c:1094) 
[ 13.710170][ C3] do_open (fs/namei.c:3888) 
[ 13.710176][ C3] path_openat (fs/namei.c:4046) 
[ 13.710180][ C3] ? __pfx_path_openat (fs/namei.c:4028) 
[ 13.710183][ C3] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
[ 13.710187][ C3] ? kernel_text_address (kernel/extable.c:99) 
[ 13.710193][ C3] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 13.710199][ C3] do_filp_open (fs/namei.c:4073) 
[ 13.710203][ C3] ? __pfx_do_filp_open (fs/namei.c:4067) 
[ 13.710209][ C3] ? __pfx_page_put_link (fs/namei.c:5478) 
[ 13.710217][ C3] ? __create_object (mm/kmemleak.c:776) 
[ 13.710220][ C3] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 13.710224][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 13.710229][ C3] do_open_execat (fs/exec.c:833) 
[ 13.710232][ C3] ? __pfx_do_open_execat (fs/exec.c:815) 
[ 13.710235][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 13.710239][ C3] ? kmem_cache_alloc_noprof (mm/slub.c:4209) 
[ 13.710247][ C3] alloc_bprm (fs/exec.c:1458) 
[ 13.710251][ C3] kernel_execve (fs/exec.c:1933) 
[ 13.710255][ C3] call_usermodehelper_exec_async (kernel/umh.c:113) 
[ 13.710260][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 13.710264][ C3] ? __pfx_call_usermodehelper_exec_async (kernel/umh.c:64) 
[ 13.710267][ C3] ? __pfx_call_usermodehelper_exec_async (kernel/umh.c:64) 
[ 13.710270][ C3] ret_from_fork (arch/x86/kernel/process.c:148) 
[ 13.710276][ C3] ? __pfx_call_usermodehelper_exec_async (kernel/umh.c:64) 


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