ext4 filesystem being mounted at /syzkaller.mqTMWm/12/file1 supports timestamps until 2038-01-19 (0x7fffffff)
------------[ cut here ]------------
Looking for class "&ei->i_data_sem" with key init_once.__key.799, but found a different class "&ei->i_data_sem" with the same key
WARNING: CPU: 0 PID: 5143 at kernel/locking/lockdep.c:939 look_up_lock_class+0xdc/0x170 kernel/locking/lockdep.c:936
Modules linked in:
CPU: 0 UID: 0 PID: 5143 Comm: syz-executor354 Not tainted 6.11.0-syzkaller-08833-gde5cb0dcb74c #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:look_up_lock_class+0xdc/0x170 kernel/locking/lockdep.c:936
Code: 01 0f 85 8a 00 00 00 c6 05 85 0b 44 04 01 90 49 8b 16 49 8b 76 18 48 8b 8b b8 00 00 00 48 c7 c7 e0 ea 0a 8c e8 75 6e 93 f5 90 <0f> 0b 90 90 eb 61 90 e8 98 20 f4 f8 e8 a3 a6 b2 f5 48 c7 c7 20 ea
RSP: 0018:ffffc90002d5f390 EFLAGS: 00010046
RAX: 09b43b5fce416500 RBX: ffffffff93c77110 RCX: ffff88801aba8000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90002d5f4a0 R08: ffffffff8155aaa2 R09: 1ffff11003f8519a
R10: dffffc0000000000 R11: ffffed1003f8519b R12: ffff88803df98c70
R13: ffff88803df98c70 R14: ffff88803df98c70 R15: ffffffff9a4e4361
FS:  000055556aaf8380(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f01e9364100 CR3: 0000000011e56000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 register_lock_class+0x102/0x980 kernel/locking/lockdep.c:1290
 __lock_acquire+0xf0/0x2050 kernel/locking/lockdep.c:5074
 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5822
 down_write_nested+0xa2/0x220 kernel/locking/rwsem.c:1695
 ext4_move_extents+0x34a/0xcb0 fs/ext4/move_extent.c:621
 __ext4_ioctl fs/ext4/ioctl.c:1370 [inline]
 ext4_ioctl+0x34b5/0x5590 fs/ext4/ioctl.c:1626
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:907 [inline]
 __se_sys_ioctl+0xf9/0x170 fs/ioctl.c:893
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f01e92ec269
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:00007ffd575b6ae8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f01e92ec269
RDX: 0000000020000040 RSI: 00000000c028660f RDI: 0000000000000005
RBP: 0000000000000000 R08: 00007ffd575b6b20 R09: 00007ffd575b6b20
R10: 00007ffd575b6b20 R11: 0000000000000246 R12: 00007ffd575b6b0c
R13: 000000000000000c R14: 431bde82d7b634db R15: 00007ffd575b6b40
 </TASK>