------------[ cut here ]------------
WARNING: CPU: 0 PID: 19655 at fs/iomap/iter.c:35 iomap_iter+0x7f2/0x8a0 fs/iomap/iter.c:78
Modules linked in:

CPU: 0 PID: 19655 Comm: syz-executor.4 Not tainted 6.0.0-syzkaller-09423-g493ffd6605b2 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
RIP: 0010:iomap_iter_done fs/iomap/iter.c:35 [inline]
RIP: 0010:iomap_iter+0x7f2/0x8a0 fs/iomap/iter.c:78
Code: c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 a6 42 7f ff 0f 0b e9 9e fe ff ff e8 9a 42 7f ff 0f 0b e9 d0 fe ff ff e8 8e 42 7f ff <0f> 0b e9 34 ff ff ff e8 82 42 7f ff 0f 0b 41 bd fb ff ff ff eb bb
RSP: 0018:ffffc90003abf828 EFLAGS: 00010283

RAX: ffffffff82073ec2 RBX: 0000080000001000 RCX: 0000000000040000
RDX: ffffc900048e6000 RSI: 0000000000000757 RDI: 0000000000000758
RBP: 0003580000000000 R08: ffffffff82073dea R09: fffff940003c992f
R10: fffff940003c992f R11: 1ffffd40003c992e R12: ffffc90003abf968
R13: 1ffff92000757f32 R14: 1ffff92000757f2c R15: dffffc0000000000
FS:  00007f56d4dfe700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c0031cb320 CR3: 0000000079818000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 iomap_fiemap+0x1b9/0x9a0 fs/iomap/fiemap.c:80
 ioctl_fiemap fs/ioctl.c:219 [inline]
 do_vfs_ioctl+0x187f/0x29a0 fs/ioctl.c:810
 __do_sys_ioctl fs/ioctl.c:868 [inline]
 __se_sys_ioctl+0x83/0x170 fs/ioctl.c:856
 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: 0033:0x7f56d5e8b5a9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f56d4dfe168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f56d5fabf80 RCX: 00007f56d5e8b5a9
RDX: 0000000020000000 RSI: 00000000c020660b RDI: 0000000000000004
RBP: 00007f56d5ee6580 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd45294ccf R14: 00007f56d4dfe300 R15: 0000000000022000
 </TASK>