ext4 filesystem being mounted at /syzkaller.7dftTu/40/bus supports timestamps until 2038-01-19 (0x7fffffff)
------------[ cut here ]------------
Looking for class "&ei->i_data_sem" with key __key.0, but found a different class "&ei->i_data_sem" with the same key
WARNING: CPU: 3 PID: 5357 at kernel/locking/lockdep.c:932 look_up_lock_class+0xad/0x120 kernel/locking/lockdep.c:932
Modules linked in:
CPU: 3 PID: 5357 Comm: syz-executor566 Not tainted 6.6.0-rc2-syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:look_up_lock_class+0xad/0x120 kernel/locking/lockdep.c:932
Code: 59 49 8b 14 24 48 81 fa a0 b9 61 90 74 4c 80 3d 43 67 7a 04 00 75 43 48 c7 c7 80 9d 8c 8a c6 05 33 67 7a 04 01 e8 93 c0 0f f7 <0f> 0b eb 2c 89 74 24 04 e8 c6 cc e3 f9 8b 74 24 04 48 c7 c7 c0 9c
RSP: 0018:ffffc900037e7820 EFLAGS: 00010086
RAX: 0000000000000000 RBX: ffffffff91a40620 RCX: 0000000000000000
RDX: ffff88802eec8b80 RSI: ffffffff814cf096 RDI: 0000000000000001
RBP: ffffffff92396b21 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 20676e696b6f6f4c R12: ffff888031975648
R13: ffff888031975648 R14: 0000000000000000 R15: 0000000000000000
FS:  0000555557349480(0000) GS:ffff88806b900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f710a9830f8 CR3: 00000000214b2000 CR4: 0000000000350ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 register_lock_class+0xbd/0x1320 kernel/locking/lockdep.c:1284
 __lock_acquire+0x13c/0x5de0 kernel/locking/lockdep.c:5013
 lock_acquire kernel/locking/lockdep.c:5753 [inline]
 lock_acquire+0x1ae/0x510 kernel/locking/lockdep.c:5718
 down_write_nested+0x97/0x200 kernel/locking/rwsem.c:1689
 ext4_double_down_write_data_sem+0x67/0x80 fs/ext4/move_extent.c:58
 swap_inode_boot_loader fs/ext4/ioctl.c:423 [inline]
 __ext4_ioctl+0x163e/0x4560 fs/ext4/ioctl.c:1428
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:871 [inline]
 __se_sys_ioctl fs/ioctl.c:857 [inline]
 __x64_sys_ioctl+0x18f/0x210 fs/ioctl.c:857
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f710a90b8a9
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:00007ffc83312928 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f710a90b8a9
RDX: 0000000000000000 RSI: 0000000000006611 RDI: 0000000000000004
RBP: 0000000000000000 R08: 00007ffc8331295c R09: 00007ffc8331295c
R10: 00007ffc8331295c R11: 0000000000000246 R12: 00007ffc8331295c
R13: 0000000000000028 R14: 431bde82d7b634db R15: 00007ffc83312990
 </TASK>