loop1: detected capacity change from 0 to 4096
------------[ cut here ]------------
ret == -ENOENT
WARNING: fs/nilfs2/ioctl.c:757 at nilfs_ioctl_prepare_clean_segments+0x7f7/0x810, CPU#0: syz.1.41/5800
Modules linked in:
CPU: 0 UID: 0 PID: 5800 Comm: syz.1.41 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:nilfs_ioctl_prepare_clean_segments+0x7f7/0x810
Code: fe e9 2e fa ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c c0 fa ff ff 4c 89 f7 e8 34 33 66 fe e9 b3 fa ff ff e8 aa e3 fb fd 90 <0f> 0b 90 41 bf fe ff ff ff e9 e3 fe ff ff 66 66 2e 0f 1f 84 00 00
RSP: 0018:ffffc900073af640 EFLAGS: 00010287
RAX: ffffffff83c91b26 RBX: 00000000fffffffe RCX: 0000000000080000
RDX: ffffc90009544000 RSI: 0000000000000dd1 RDI: 0000000000000dd2
RBP: ffffc900073af730 R08: ffff888173e95880 R09: 0000000000000002
R10: 00000000fffffffe R11: 0000000000000002 R12: dffffc0000000000
R13: ffff88810fae7000 R14: ffff88810fae71a8 R15: 000000000000000b
FS:  00007f80d0c856c0(0000) GS:ffff88818de52000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f80cfe4ddf0 CR3: 000000016ef0e000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 nilfs_clean_segments+0x185/0xa50
 nilfs_ioctl+0x2619/0x2780
 __se_sys_ioctl+0xfc/0x170
 do_syscall_64+0x170/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f80cfd9e019
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f80d0c85028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f80d0025fa0 RCX: 00007f80cfd9e019
RDX: 0000200000000640 RSI: 0000000040786e88 RDI: 0000000000000004
RBP: 00007f80cfe3500c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f80d0026038 R14: 00007f80d0025fa0 R15: 00007ffe25628ff8
 </TASK>
