loop1: detected capacity change from 0 to 64
------------[ cut here ]------------
DEBUG_LOCKS_WARN_ON(lock->magic != lock)
WARNING: CPU: 1 PID: 21724 at kernel/locking/mutex.c:582 __mutex_lock_common+0x1a3e/0x2530 kernel/locking/mutex.c:582
Modules linked in:
CPU: 1 PID: 21724 Comm: syz-executor.1 Not tainted 6.3.0-rc2-syzkaller-00050-g9c1bec9c0b08 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
RIP: 0010:__mutex_lock_common+0x1a3e/0x2530 kernel/locking/mutex.c:582
Code: 04 28 84 c0 0f 85 82 08 00 00 83 3d c3 62 aa 03 00 0f 85 00 e7 ff ff 48 c7 c7 20 67 ea 8a 48 c7 c6 c0 67 ea 8a e8 72 33 a9 f6 <0f> 0b e9 e6 e6 ff ff e8 36 4d 57 f6 e9 59 fb ff ff 0f 0b e9 bd f0
RSP: 0018:ffffc90015097800 EFLAGS: 00010246
RAX: 64d6e4d7b2aae800 RBX: 0000000000000000 RCX: 0000000000040000
RDX: ffffc900077e1000 RSI: 000000000000230c RDI: 000000000000230d
RBP: ffffc90015097970 R08: ffffffff81527d42 R09: ffffed101732515b
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f12e189c700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3ff97ad988 CR3: 000000002a721000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __mutex_lock kernel/locking/mutex.c:747 [inline]
 mutex_lock_nested+0x1b/0x20 kernel/locking/mutex.c:799
 reiserfs_write_lock+0x7a/0xd0 fs/reiserfs/lock.c:27
 reiserfs_readdir_inode+0x181/0x14c0 fs/reiserfs/dir.c:79
 iterate_dir+0x228/0x570
 __do_sys_getdents fs/readdir.c:286 [inline]
 __se_sys_getdents+0x1ef/0x4c0 fs/readdir.c:271
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f12e0a8c0f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f12e189c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
RAX: ffffffffffffffda RBX: 00007f12e0babf80 RCX: 00007f12e0a8c0f9
RDX: 00000000000000b8 RSI: 0000000020001fc0 RDI: 0000000000000004
RBP: 00007f12e0ae7b39 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffd97b6e2f R14: 00007f12e189c300 R15: 0000000000022000
 </TASK>