------------[ cut here ]------------
DEBUG_LOCKS_WARN_ON(!irqs_disabled())
WARNING: CPU: 0 PID: 5414 at kernel/locking/lockdep.c:150 lockdep_unlock+0x1c1/0x290 kernel/locking/lockdep.c:150
Modules linked in:
CPU: 0 PID: 5414 Comm: syz-executor.4 Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:lockdep_unlock+0x1c1/0x290 kernel/locking/lockdep.c:150
Code: d0 7c 08 84 d2 0f 85 cc 00 00 00 8b 35 3c 43 34 0e 85 f6 75 19 90 48 c7 c6 a0 b6 0c 8b 48 c7 c7 20 b6 0c 8b e8 40 4e e5 ff 90 <0f> 0b 90 90 90 e9 80 fe ff ff 90 0f 0b 90 e8 7c 22 0b 03 85 c0 74
RSP: 0018:ffffc90003b5f730 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffffffff94685aa0 RCX: ffffc90005863000
RDX: 0000000000040000 RSI: ffffffff814faff6 RDI: 0000000000000001
RBP: ffffffff93daa548 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88802a55da00
R13: 0000000000000001 R14: ffff88802a55e528 R15: 0000000000000002
FS:  00007f97d2f9a6c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f97d22da5b2 CR3: 0000000024bf6000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 graph_unlock kernel/locking/lockdep.c:186 [inline]
 validate_chain kernel/locking/lockdep.c:3873 [inline]
 __lock_acquire+0x1fb0/0x3b30 kernel/locking/lockdep.c:5137
 lock_acquire kernel/locking/lockdep.c:5754 [inline]
 lock_acquire+0x1b1/0x540 kernel/locking/lockdep.c:5719
 _raw_spin_lock_nested+0x31/0x40 kernel/locking/spinlock.c:378
 raw_spin_rq_lock_nested+0x29/0x130 kernel/sched/core.c:559
 raw_spin_rq_lock kernel/sched/sched.h:1385 [inline]
 rq_lock kernel/sched/sched.h:1699 [inline]
 __schedule+0x29d/0x5c70 kernel/sched/core.c:6652
 preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7058
 irqentry_exit+0x36/0x90 kernel/entry/common.c:348
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:lock_acquire+0x1f2/0x540 kernel/locking/lockdep.c:5722
Code: c1 05 ea 37 97 7e 83 f8 01 0f 85 c8 02 00 00 9c 58 f6 c4 02 0f 85 b3 02 00 00 48 85 ed 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c3 48 c7 03 00 00 00 00 48 c7 43 08 00 00 00 00 48 8b 84 24
RSP: 0018:ffffc90003b5fc30 EFLAGS: 00000206
RAX: dffffc0000000000 RBX: 1ffff9200076bf88 RCX: 0000000000000001
RDX: 0000000000000001 RSI: ffffffff8b0cba40 RDI: ffffffff8b6e88a0
RBP: 0000000000000200 R08: 00000000001340a8 R09: fffffbfff27e8034
R10: ffffffff93f401a7 R11: 1ffffffff26b3b01 R12: 0000000000000001
R13: 0000000000000000 R14: ffff88805f30e420 R15: 0000000000000000
 percpu_down_read include/linux/percpu-rwsem.h:51 [inline]
 __sb_start_write include/linux/fs.h:1662 [inline]
 sb_start_write include/linux/fs.h:1798 [inline]
 file_start_write include/linux/fs.h:2853 [inline]
 vfs_write+0x9ab/0x1100 fs/read_write.c:586
 ksys_write+0x12f/0x260 fs/read_write.c:643
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xd2/0x260 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7f97d227de69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f97d2f9a0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f97d23abf80 RCX: 00007f97d227de69
RDX: 0000000000000012 RSI: 0000000020000380 RDI: 0000000000000004
RBP: 00007f97d22ca47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f97d23abf80 R15: 00007ffed3504f68
 </TASK>
----------------
Code disassembly (best guess):
   0:	c1 05 ea 37 97 7e 83 	roll   $0x83,0x7e9737ea(%rip)        # 0x7e9737f1
   7:	f8                   	clc
   8:	01 0f                	add    %ecx,(%rdi)
   a:	85 c8                	test   %ecx,%eax
   c:	02 00                	add    (%rax),%al
   e:	00 9c 58 f6 c4 02 0f 	add    %bl,0xf02c4f6(%rax,%rbx,2)
  15:	85 b3 02 00 00 48    	test   %esi,0x48000002(%rbx)
  1b:	85 ed                	test   %ebp,%ebp
  1d:	74 01                	je     0x20
  1f:	fb                   	sti
  20:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  27:	fc ff df
* 2a:	48 01 c3             	add    %rax,%rbx <-- trapping instruction
  2d:	48 c7 03 00 00 00 00 	movq   $0x0,(%rbx)
  34:	48 c7 43 08 00 00 00 	movq   $0x0,0x8(%rbx)
  3b:	00
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b
  3e:	84                   	.byte 0x84
  3f:	24                   	.byte 0x24