loop0: detected capacity change from 0 to 4096
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3549 at fs/nilfs2/dat.c:158 nilfs_dat_prepare_end+0x248/0x2a0
Modules linked in:
CPU: 0 PID: 3549 Comm: syz-executor248 Not tainted 6.1.53-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023
RIP: 0010:nilfs_dat_prepare_end+0x248/0x2a0 fs/nilfs2/dat.c:158
Code: 2b 3f fe 89 eb 89 d8 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 87 2b 3f fe e8 22 a5 b5 fd e9 5a ff ff ff e8 78 2b 3f fe <0f> 0b bb fe ff ff ff eb d2 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c
RSP: 0018:ffffc900038ef8b8 EFLAGS: 00010293
RAX: ffffffff834ae8b8 RBX: 00000000fffffffe RCX: ffff8880224d0000
RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 00000000fffffffe
RBP: 1ffff9200071df2c R08: ffffffff834ae831 R09: ffffffff83492627
R10: 0000000000000002 R11: ffff8880224d0000 R12: ffffc900038ef960
R13: ffff88806fcb0158 R14: ffffc900038ef978 R15: dffffc0000000000
FS:  000055555748f380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055970d8db000 CR3: 000000007c83e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 nilfs_bmap_prepare_end_ptr fs/nilfs2/bmap.h:211 [inline]
 nilfs_direct_delete+0x17b/0x300 fs/nilfs2/direct.c:155
 nilfs_bmap_do_delete fs/nilfs2/bmap.c:184 [inline]
 nilfs_bmap_do_truncate fs/nilfs2/bmap.c:272 [inline]
 nilfs_bmap_truncate+0x2fc/0x560 fs/nilfs2/bmap.c:305
 nilfs_truncate_bmap+0x203/0x3c0 fs/nilfs2/inode.c:846
 nilfs_evict_inode+0x218/0x500 fs/nilfs2/inode.c:951
 evict+0x2a4/0x620 fs/inode.c:664
 do_unlinkat+0x502/0x940 fs/namei.c:4327
 __do_sys_unlinkat fs/namei.c:4363 [inline]
 __se_sys_unlinkat fs/namei.c:4356 [inline]
 __x64_sys_unlinkat+0xca/0xf0 fs/namei.c:4356
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fadd320c639
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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:00007ffe497d4738 EFLAGS: 00000246 ORIG_RAX: 0000000000000107
RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007fadd320c639
RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000004
RBP: 00007fadd3280610 R08: 0000000000000000 R09: 00007ffe497d4908
R10: 0000000000000f15 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffe497d48f8 R14: 0000000000000001 R15: 0000000000000001
 </TASK>