======================================
| [ 16.661882][ C3] #1: ffff88800a3e7710 (mapping.invalidate_lock){.+.+}-{4:4}, at: page_cache_ra_unbounded (./include/linux/pagemap.h:1518 mm/readahead.c:240) 
| [ 16.662332][ C3] #2: ffffffff8c5774c0 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:331 kernel/rcu/tree.c:2570) 
| [   16.662721][    C3]
| [   16.662721][    C3] stack backtrace:
[   16.663000][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.663003][    C3] Call Trace:
[   16.663005][    C3]  <IRQ>
[ 16.663007][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 16.663013][ C3] print_usage_bug.part.0 (kernel/locking/lockdep.c:4048) 
[ 16.663018][ C3] mark_lock_irq (kernel/locking/lockdep.c:4013 kernel/locking/lockdep.c:4059 kernel/locking/lockdep.c:4270) 
[ 16.663022][ C3] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 16.663027][ C3] ? save_trace (kernel/locking/lockdep.c:595) 
[ 16.663033][ C3] mark_lock (kernel/locking/lockdep.c:4756) 
[ 16.663037][ C3] mark_usage (kernel/locking/lockdep.c:4645) 
[ 16.663040][ C3] __lock_acquire (kernel/locking/lockdep.c:5194) 
[ 16.663043][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.663047][ C3] lock_acquire.part.0 (kernel/locking/lockdep.c:473 kernel/locking/lockdep.c:5873) 
[ 16.663050][ C3] ? simple_pin_fs (fs/libfs.c:1067) 
[ 16.663054][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.663059][ C3] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 16.663061][ C3] ? simple_pin_fs (fs/libfs.c:1067) 
[ 16.663066][ C3] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[ 16.663069][ C3] ? simple_pin_fs (fs/libfs.c:1067) 
[ 16.663072][ C3] simple_pin_fs (fs/libfs.c:1067) 
[ 16.663076][ C3] debugfs_remove (fs/debugfs/inode.c:805 fs/debugfs/inode.c:799) 
[ 16.663080][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:411 lib/ref_tracker.c:195) 
[ 16.663086][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 16.663090][ 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) 
[ 16.663096][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 16.663098][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 16.663101][ C3] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 16.663104][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 16.663109][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 16.663112][ C3] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:160 kernel/locking/spinlock.c:202) 
[ 16.663115][ C3] ? __filemap_add_folio (mm/filemap.c:941) 
[ 16.663119][ C3] ? filemap_add_folio (./include/linux/page-flags.h:547 mm/filemap.c:972) 
[ 16.663122][ C3] ? page_cache_ra_unbounded (mm/readahead.c:276) 
[ 16.663125][ C3] ? filemap_get_pages (mm/filemap.c:2592) 
[ 16.663127][ C3] ? filemap_read (mm/filemap.c:2702) 
[ 16.663130][ C3] ? do_iter_readv_writev (fs/read_write.c:825) 
[ 16.663135][ C3] ? vfs_iter_read (fs/read_write.c:916) 
[ 16.663140][ C3] __put_net (net/core/net_namespace.c:732) 
[ 16.663144][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 16.663148][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 16.663151][ C3] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 16.663154][ C3] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.663158][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 16.663162][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 16.663164][ C3] ? note_gp_changes (kernel/rcu/tree.c:1326 (discriminator 1)) 
[ 16.663168][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 16.663172][ C3] rcu_core (kernel/rcu/tree.c:2834) 
[ 16.663176][ C3] handle_softirqs (kernel/softirq.c:579) 
[ 16.663181][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 16.663184][ C3] irq_exit_rcu (kernel/softirq.c:698) 
[ 16.663187][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   16.663190][    C3]  </IRQ>
[   16.663191][    C3]  <TASK>
[ 16.663193][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 16.663196][ C3] RIP: 0010:_raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:160 kernel/locking/spinlock.c:202) 
[ 16.663200][ C3] Code: 0f 1f 44 00 00 55 48 8b 74 24 08 48 89 fd 48 83 c7 18 e8 25 2f 83 fd 48 89 ef e8 dd 81 83 fd e8 18 3a a9 fd fb bf 01 00 00 00 <e8> 6d 7f 77 fd 65 8b 05 86 7d 97 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 2f 83 fd       	call   0xfffffffffd832f3c
  17:	48 89 ef             	mov    %rbp,%rdi
  1a:	e8 dd 81 83 fd       	call   0xfffffffffd8381fc
  1f:	e8 18 3a a9 fd       	call   0xfffffffffda93a3c
  24:	fb                   	sti
  25:	bf 01 00 00 00       	mov    $0x1,%edi
  2a:*	e8 6d 7f 77 fd       	call   0xfffffffffd777f9c		<-- trapping instruction
  2f:	65 8b 05 86 7d 97 02 	mov    %gs:0x2977d86(%rip),%eax        # 0x2977dbc
  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 7f 77 fd       	call   0xfffffffffd777f72
   5:	65 8b 05 86 7d 97 02 	mov    %gs:0x2977d86(%rip),%eax        # 0x2977d92
   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
[   16.663202][    C3] RSP: 0018:ffffc90000a87408 EFLAGS: 00000206
[   16.663206][    C3] RAX: 0000000000000421 RBX: ffffc90000a87498 RCX: 0000000000000080
[   16.663208][    C3] RDX: 0000000000000000 RSI: ffffffff8c08f4e4 RDI: 0000000000000001
[   16.663209][    C3] RBP: ffff88800a3e7650 R08: 0000000000000001 R09: 0000000000000001
[   16.663211][    C3] R10: ffffffff8cfe68d7 R11: dffffc0000000000 R12: 0000000000000000
[   16.663212][    C3] R13: ffffea0000e4ff40 R14: 0000000000000000 R15: 0000000000000000
[ 16.663218][ 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) 
[ 16.663221][ C3] __filemap_add_folio (mm/filemap.c:941) 
[ 16.663227][ C3] ? __pfx___filemap_add_folio (mm/filemap.c:859) 
[ 16.663231][ C3] ? __pfx_workingset_update_node (mm/workingset.c:614) 
[ 16.663238][ C3] filemap_add_folio (./include/linux/page-flags.h:547 mm/filemap.c:972) 
[ 16.663242][ C3] ? __pfx_filemap_add_folio (mm/filemap.c:960) 
[ 16.663248][ C3] page_cache_ra_unbounded (mm/readahead.c:276) 
[ 16.663254][ C3] filemap_get_pages (mm/filemap.c:2592) 
[ 16.663260][ C3] ? __pfx_filemap_get_pages (mm/filemap.c:2566) 
[ 16.663263][ C3] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 16.663270][ C3] filemap_read (mm/filemap.c:2702) 
[ 16.663273][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.663279][ C3] ? __pfx_filemap_read (mm/filemap.c:2667) 
[ 16.663284][ C3] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.663288][ C3] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 16.663292][ C3] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.663296][ C3] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 16.663300][ C3] ? fuse_update_get_attr (fs/fuse/dir.c:1340) 
[ 16.663308][ C3] do_iter_readv_writev (fs/read_write.c:825) 
[ 16.663312][ C3] ? __pfx_do_iter_readv_writev (fs/read_write.c:814) 
[ 16.663319][ C3] vfs_iter_read (fs/read_write.c:916) 
[ 16.663324][ C3] backing_file_read_iter (fs/backing-file.c:183) 
[ 16.663330][ C3] ovl_read_iter (fs/overlayfs/file.c:341) 
[ 16.663334][ C3] ? __pfx_ovl_read_iter (fs/overlayfs/file.c:326) 
[ 16.663337][ C3] ? __pfx_ovl_file_accessed (fs/overlayfs/file.c:298) 
[ 16.663343][ C3] __kernel_read (fs/read_write.c:530 (discriminator 1)) 
[ 16.663347][ C3] ? __pfx___kernel_read (fs/read_write.c:507) 
[ 16.663353][ C3] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.663357][ C3] ? exec_binprm (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 fs/exec.c:1742) 
[ 16.663360][ C3] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.663365][ C3] exec_binprm (fs/exec.c:1657 fs/exec.c:1704 fs/exec.c:1750) 
[ 16.663371][ C3] ? __pfx_exec_binprm (fs/exec.c:1734) 
[ 16.663374][ C3] ? bprm_execve (fs/exec.c:1792 fs/exec.c:1778) 
[ 16.663380][ C3] bprm_execve (fs/exec.c:1802 fs/exec.c:1778) 
[ 16.663384][ C3] do_execveat_common.isra.0 (fs/exec.c:1908) 
[ 16.663389][ C3] __x64_sys_execve (fs/exec.c:2053) 
[ 16.663393][ C3] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 16.663397][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   16.663400][    C3] RIP: 0033:0x7fe40829440b
[ 16.663405][ 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
[   16.663407][    C3] RSP: 002b:00007fff27054ee8 EFLAGS: 00000246 ORIG_RAX: 000000000000003b
[   16.663409][    C3] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe40829440b
[   16.663411][    C3] RDX: 000055a7a6f445a0 RSI: 000055a7a6f37ce0 RDI: 000055a7a6f51e80
[   16.663413][    C3] RBP: 000055a7a6f51e80 R08: 000055a7a6f45880 R09: 0000000000000020
[   16.663414][    C3] R10: 00000000000001b6 R11: 0000000000000246 R12: 00000000ffffffff
[   16.663416][    C3] R13: 000055a7a6f37ce0 R14: 000055a7a6f445a0 R15: 000055a7a6f43f80
| [   16.691192][    C3] RCU nest depth: 0, expected: 0
| [   16.691403][    C3] INFO: lockdep is turned off.
| [   16.691608][    C3] Preemption disabled at:
| [ 16.691610][ C3] 0x0 
[   16.691991][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.691992][    C3] Call Trace:
[   16.691994][    C3]  <IRQ>
[ 16.691996][ C3] dump_stack_lvl (lib/dump_stack.c:123) 
[ 16.692005][ C3] __might_resched (kernel/sched/core.c:8796) 
[ 16.692012][ C3] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 16.692017][ C3] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 16.692019][ C3] ? simple_recursive_removal (fs/libfs.c:614) 
[ 16.692023][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.692029][ 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) 
[ 16.692035][ C3] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 16.692037][ 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) 
[ 16.692041][ C3] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 16.692047][ C3] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 16.692049][ C3] ref_tracker_dir_exit (lib/ref_tracker.c:411 lib/ref_tracker.c:195) 
[ 16.692056][ C3] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 16.692059][ 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) 
[ 16.692064][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 16.692068][ C3] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 16.692071][ C3] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 16.692076][ C3] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 16.692081][ C3] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 16.692084][ C3] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:160 kernel/locking/spinlock.c:202) 
[ 16.692089][ C3] ? __filemap_add_folio (mm/filemap.c:941) 
[ 16.692094][ C3] ? filemap_add_folio (./include/linux/page-flags.h:547 mm/filemap.c:972) 
[ 16.692097][ C3] ? page_cache_ra_unbounded (mm/readahead.c:276) 
[ 16.692101][ C3] ? filemap_get_pages (mm/filemap.c:2592) 
[ 16.692104][ C3] ? filemap_read (mm/filemap.c:2702) 
[ 16.692106][ C3] ? do_iter_readv_writev (fs/read_write.c:825) 
[ 16.692111][ C3] ? vfs_iter_read (fs/read_write.c:916) 
[ 16.692117][ C3] __put_net (net/core/net_namespace.c:732) 
[ 16.692121][ C3] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 16.692125][ C3] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 16.692127][ C3] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 16.692131][ C3] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.692136][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 16.692139][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 16.692142][ C3] ? note_gp_changes (kernel/rcu/tree.c:1326 (discriminator 1)) 
[ 16.692145][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 16.692149][ C3] rcu_core (kernel/rcu/tree.c:2834) 
[ 16.692153][ C3] handle_softirqs (kernel/softirq.c:579) 
[ 16.692158][ C3] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 16.692162][ C3] irq_exit_rcu (kernel/softirq.c:698) 
[ 16.692164][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   16.692168][    C3]  </IRQ>
[   16.692169][    C3]  <TASK>
[ 16.692171][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 16.692174][ C3] RIP: 0010:_raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:160 kernel/locking/spinlock.c:202) 
[ 16.692178][ C3] Code: 0f 1f 44 00 00 55 48 8b 74 24 08 48 89 fd 48 83 c7 18 e8 25 2f 83 fd 48 89 ef e8 dd 81 83 fd e8 18 3a a9 fd fb bf 01 00 00 00 <e8> 6d 7f 77 fd 65 8b 05 86 7d 97 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 2f 83 fd       	call   0xfffffffffd832f3c
  17:	48 89 ef             	mov    %rbp,%rdi
  1a:	e8 dd 81 83 fd       	call   0xfffffffffd8381fc
  1f:	e8 18 3a a9 fd       	call   0xfffffffffda93a3c
  24:	fb                   	sti
  25:	bf 01 00 00 00       	mov    $0x1,%edi
  2a:*	e8 6d 7f 77 fd       	call   0xfffffffffd777f9c		<-- trapping instruction
  2f:	65 8b 05 86 7d 97 02 	mov    %gs:0x2977d86(%rip),%eax        # 0x2977dbc
  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 7f 77 fd       	call   0xfffffffffd777f72
   5:	65 8b 05 86 7d 97 02 	mov    %gs:0x2977d86(%rip),%eax        # 0x2977d92
   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
[   16.692180][    C3] RSP: 0018:ffffc90000a87408 EFLAGS: 00000206
[   16.692183][    C3] RAX: 0000000000000421 RBX: ffffc90000a87498 RCX: 0000000000000080
[   16.692185][    C3] RDX: 0000000000000000 RSI: ffffffff8c08f4e4 RDI: 0000000000000001
[   16.692187][    C3] RBP: ffff88800a3e7650 R08: 0000000000000001 R09: 0000000000000001
[   16.692188][    C3] R10: ffffffff8cfe68d7 R11: dffffc0000000000 R12: 0000000000000000
[   16.692190][    C3] R13: ffffea0000e4ff40 R14: 0000000000000000 R15: 0000000000000000
[ 16.692196][ 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) 
[ 16.692199][ C3] __filemap_add_folio (mm/filemap.c:941) 
[ 16.692205][ C3] ? __pfx___filemap_add_folio (mm/filemap.c:859) 
[ 16.692209][ C3] ? __pfx_workingset_update_node (mm/workingset.c:614) 
[ 16.692216][ C3] filemap_add_folio (./include/linux/page-flags.h:547 mm/filemap.c:972) 
[ 16.692220][ C3] ? __pfx_filemap_add_folio (mm/filemap.c:960) 
[ 16.692226][ C3] page_cache_ra_unbounded (mm/readahead.c:276) 
[ 16.692232][ C3] filemap_get_pages (mm/filemap.c:2592) 
[ 16.692237][ C3] ? __pfx_filemap_get_pages (mm/filemap.c:2566) 
[ 16.692240][ C3] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 16.692247][ C3] filemap_read (mm/filemap.c:2702) 
[ 16.692250][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.692256][ C3] ? __pfx_filemap_read (mm/filemap.c:2667) 
[ 16.692261][ C3] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.692265][ C3] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 16.692269][ C3] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.692272][ C3] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 16.692276][ C3] ? fuse_update_get_attr (fs/fuse/dir.c:1340) 
[ 16.692284][ C3] do_iter_readv_writev (fs/read_write.c:825) 
[ 16.692288][ C3] ? __pfx_do_iter_readv_writev (fs/read_write.c:814) 
[ 16.692295][ C3] vfs_iter_read (fs/read_write.c:916) 
[ 16.692300][ C3] backing_file_read_iter (fs/backing-file.c:183) 
[ 16.692306][ C3] ovl_read_iter (fs/overlayfs/file.c:341) 
[ 16.692310][ C3] ? __pfx_ovl_read_iter (fs/overlayfs/file.c:326) 
[ 16.692313][ C3] ? __pfx_ovl_file_accessed (fs/overlayfs/file.c:298) 
[ 16.692318][ C3] __kernel_read (fs/read_write.c:530 (discriminator 1)) 
[ 16.692323][ C3] ? __pfx___kernel_read (fs/read_write.c:507) 
[ 16.692328][ C3] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.692333][ C3] ? exec_binprm (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 fs/exec.c:1742) 
[ 16.692337][ C3] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.692341][ C3] exec_binprm (fs/exec.c:1657 fs/exec.c:1704 fs/exec.c:1750) 
[ 16.692347][ C3] ? __pfx_exec_binprm (fs/exec.c:1734) 
[ 16.692350][ C3] ? bprm_execve (fs/exec.c:1792 fs/exec.c:1778) 
[ 16.692356][ C3] bprm_execve (fs/exec.c:1802 fs/exec.c:1778) 
[ 16.692360][ C3] do_execveat_common.isra.0 (fs/exec.c:1908) 
[ 16.692365][ C3] __x64_sys_execve (fs/exec.c:2053) 
[ 16.692370][ C3] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 16.692373][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   16.692376][    C3] RIP: 0033:0x7fe40829440b
[ 16.692379][ 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
[   16.692381][    C3] RSP: 002b:00007fff27054ee8 EFLAGS: 00000246 ORIG_RAX: 000000000000003b
[   16.692384][    C3] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe40829440b
[   16.692386][    C3] RDX: 000055a7a6f445a0 RSI: 000055a7a6f37ce0 RDI: 000055a7a6f51e80
[   16.692387][    C3] RBP: 000055a7a6f51e80 R08: 000055a7a6f45880 R09: 0000000000000020
[   16.692389][    C3] R10: 00000000000001b6 R11: 0000000000000246 R12: 00000000ffffffff
[   16.692391][    C3] R13: 000055a7a6f37ce0 R14: 000055a7a6f445a0 R15: 000055a7a6f43f80
| [   19.523286][    C0] INFO: lockdep is turned off.
| [   19.523478][    C0] Preemption disabled at:
| [ 19.523480][ C0] schedule_preempt_disabled (kernel/sched/core.c:6933) 
| [   19.523943][    C0] Tainted: [W]=WARN
[   19.523944][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.523947][    C0] Call Trace:
[   19.523949][    C0]  <IRQ>
[ 19.523951][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 19.523959][ C0] __might_resched (kernel/sched/core.c:8796) 
[ 19.523967][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 19.523973][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 19.523976][ C0] ? simple_recursive_removal (fs/libfs.c:614) 
[ 19.523982][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 19.523988][ 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) 
[ 19.523995][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 19.523998][ 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) 
[ 19.524001][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 19.524008][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 19.524012][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:411 lib/ref_tracker.c:195) 
[ 19.524020][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:253) 
[ 19.524023][ 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:2376) 
[ 19.524030][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 19.524034][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:189) 
[ 19.524038][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 19.524044][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 19.524050][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 19.524054][ C0] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 19.524058][ C0] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 19.524061][ C0] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 19.524063][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 19.524068][ C0] ? do_idle (kernel/sched/idle.c:325) 
[ 19.524070][ C0] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 19.524072][ C0] ? rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 19.524076][ C0] ? start_kernel (init/main.c:1049 (discriminator 1)) 
[ 19.524083][ C0] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 19.524088][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 19.524093][ C0] __put_net (net/core/net_namespace.c:732) 
[ 19.524097][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 19.524101][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 19.524103][ C0] rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 19.524108][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 19.524112][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 19.524120][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 19.524127][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 19.524132][ C0] handle_softirqs (kernel/softirq.c:579) 
[ 19.524137][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 19.524140][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 19.524143][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   19.524147][    C0]  </IRQ>
[   19.524148][    C0]  <TASK>
[ 19.524150][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 19.524152][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 19.524157][ C0] Code: a2 b5 00 c3 cc cc cc cc 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 83 47 10 00 fb f4 <e9> fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	a2 b5 00 c3 cc cc cc 	movabs %al,0xfccccccccc300b5
   7:	cc 0f 
   9:	1f                   	(bad)
   a:	00 90 90 90 90 90    	add    %dl,-0x6f6f6f70(%rax)
  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 83 47 10 00 	verw   0x104783(%rip)        # 0x1047ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	e9 fc 54 02 00       	jmp    0x2552b		<-- trapping instruction
  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:	e9 fc 54 02 00       	jmp    0x25501
   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
[   19.524160][    C0] RSP: 0018:ffffffff8c207df8 EFLAGS: 00000246
[   19.524164][    C0] RAX: 0000000000000000 RBX: 1ffffffff1840fc3 RCX: ffffffff8b58f5d9
[   19.524166][    C0] RDX: ffffed1005e866fb RSI: ffffffff8b853b60 RDI: ffffffff88d8d18f
[   19.524168][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1005e866fa
[   19.524170][    C0] R10: ffff88802f4337d3 R11: ffffffff8ef0fa80 R12: 0000000000000000
[   19.524172][    C0] R13: ffffffff8c21f240 R14: dffffc0000000000 R15: 0000000000014770
[ 19.524176][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 19.524179][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 19.524183][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 19.524186][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 19.524189][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 19.524192][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 19.524196][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 19.524203][ C0] do_idle (kernel/sched/idle.c:325) 
[ 19.524206][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 19.524209][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:714) 
[ 19.524213][ C0] start_kernel (init/main.c:1049 (discriminator 1)) 
[ 19.524217][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) 
[ 19.524222][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:231 (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