loop3: detected capacity change from 0 to 32768 ------------[ cut here ]------------ DEBUG_LOCKS_WARN_ON(lock->magic != lock) WARNING: CPU: 0 PID: 22015 at kernel/locking/mutex.c:582 __mutex_lock_common+0x1bb7/0x26c0 kernel/locking/mutex.c:582 Modules linked in: CPU: 0 PID: 22015 Comm: syz-executor.3 Not tainted 6.1.0-rc6-syzkaller-00308-g644e9524388a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:__mutex_lock_common+0x1bb7/0x26c0 kernel/locking/mutex.c:582 Code: 84 c0 0f 85 99 08 00 00 83 3d dc 75 e0 03 00 0f 85 83 e5 ff ff 48 c7 c7 c0 77 0d 8b 48 c7 c6 40 78 0d 8b 31 c0 e8 a9 2e a4 f6 <0f> 0b e9 67 e5 ff ff e8 fd 28 51 f6 e9 f9 fa ff ff 0f 0b e9 b5 ef RSP: 0018:ffffc900044a7820 EFLAGS: 00010246 RAX: 02b4277d97e26100 RBX: dffffc0000000000 RCX: 0000000000040000 RDX: ffffc9000cecc000 RSI: 00000000000026ea RDI: 00000000000026eb RBP: ffffc900044a7990 R08: ffffffff816fdabd R09: ffffed1017304f1c R10: ffffed1017304f1c R11: 1ffff11017304f1b R12: 0000000000000000 R13: ffff88805d9c4c28 R14: 0000000000000000 R15: 0000000000000000 FS: 00007f1a2b94b700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b30626000 CR3: 0000000036686000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __mutex_lock kernel/locking/mutex.c:747 [inline] mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:799 reiserfs_write_lock+0x77/0xd0 fs/reiserfs/lock.c:27 reiserfs_readdir_inode+0x170/0x1470 fs/reiserfs/dir.c:79 iterate_dir+0x257/0x5f0 __do_sys_getdents64 fs/readdir.c:369 [inline] __se_sys_getdents64+0x1e9/0x4b0 fs/readdir.c:354 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1a2ac8c0d9 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:00007f1a2b94b168 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 RAX: ffffffffffffffda RBX: 00007f1a2adabf80 RCX: 00007f1a2ac8c0d9 RDX: 0000000000000ff8 RSI: 00000000200022c0 RDI: 0000000000000004 RBP: 00007f1a2ace7ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff2ffc297f R14: 00007f1a2b94b300 R15: 0000000000022000