syzbot

loop0: detected capacity change from 0 to 512
EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback.
ext4 filesystem being mounted at /root/syzkaller.A5wxDF/60/file1 supports timestamps until 2038 (0x7fffffff)
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WARNING: CPU: 0 PID: 3723 at kernel/locking/lockdep.c:896 look_up_lock_class+0xa0/0x120 kernel/locking/lockdep.c:895
Modules linked in:
CPU: 0 PID: 3723 Comm: syz-executor237 Not tainted 5.15.156-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:look_up_lock_class+0xa0/0x120 kernel/locking/lockdep.c:895
Code: 00 48 85 db 74 4c 4c 39 7b 40 74 05 48 8b 1b eb eb 48 8b 83 b0 00 00 00 49 3b 46 18 74 36 48 c7 c0 c0 5f ab 8f 49 39 06 74 2a <0f> 0b eb 26 e8 37 f5 e7 f9 48 c7 c7 80 4a 8b 8a 89 de e8 99 d0 fe
RSP: 0018:ffffc900030d7510 EFLAGS: 00010006
RAX: ffffffff8fab5fc0 RBX: ffffffff8f939900 RCX: ffff8880139ed940
RDX: dffffc0000000000 RSI: 0000000000000001 RDI: ffff888072d1e628
RBP: ffffc900030d7610 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
R13: 1ffff9200061aeb0 R14: ffff888072d1e628 R15: ffffffff91515c81
FS:  0000555556caf380(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3fbc0c8100 CR3: 000000001d07a000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 register_lock_class+0x100/0x9a0 kernel/locking/lockdep.c:1245
 __lock_acquire+0xd7/0x1ff0 kernel/locking/lockdep.c:4891
 lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5623
 down_write_nested+0x3b/0x60 kernel/locking/rwsem.c:1667
 ext4_move_extents+0x3a1/0xe80 fs/ext4/move_extent.c:610
 __ext4_ioctl fs/ext4/ioctl.c:990 [inline]
 ext4_ioctl+0x2fcb/0x5b80 fs/ext4/ioctl.c:1276
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl+0xf1/0x160 fs/ioctl.c:860
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f3fbc050269
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 21 18 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:00007ffc82df7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0031656c69662f2e RCX: 00007f3fbc050269
RDX: 0000000020000300 RSI: 00000000c028660f RDI: 0000000000000004
RBP: 0000000000000000 R08: 00007ffc82df71a0 R09: 00007ffc82df71a0
R10: 00007ffc82df71a0 R11: 0000000000000246 R12: 00007ffc82df718c
R13: 000000000000003c R14: 431bde82d7b634db R15: 00007ffc82df71c0
 </TASK>