------------[ cut here ]------------
WARNING: CPU: 1 PID: 7145 at fs/ext4/inode.c:3466 ext4_iomap_begin+0x977/0xae0 fs/ext4/inode.c:3466
Modules linked in:
CPU: 1 PID: 7145 Comm: syz.3.694 Not tainted 6.1.140-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:ext4_iomap_begin+0x977/0xae0 fs/ext4/inode.c:3466
Code: 3b 84 24 20 01 00 00 75 6d 44 89 f0 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 83 9c 5d ff e9 73 ff ff ff e8 79 9c 5d ff <0f> 0b 41 be de ff ff ff 49 bf 00 00 00 00 00 fc ff df eb 85 89 d9
RSP: 0018:ffffc900032373c0 EFLAGS: 00010287
RAX: ffffffff82233a97 RBX: ffff8880554e67ca RCX: 0000000000080000
RDX: ffffc9000f01b000 RSI: 000000000000357d RDI: 000000000000357e
RBP: ffffc90003237530 R08: dffffc0000000000 R09: ffffed100aa9cc95
R10: ffffed100aa9cc95 R11: 1ffff1100aa9cc94 R12: 00000000000000d4
R13: 1ffff1100aa9ccf9 R14: 000000000000000a R15: 0000000000000001
FS:  00007f9427ac36c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000007795b000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 iomap_iter+0x6c6/0x1040 fs/iomap/iter.c:91
 __iomap_dio_rw+0x1384/0x1dd0 fs/iomap/direct-io.c:601
 iomap_dio_rw+0x41/0xa0 fs/iomap/direct-io.c:690
 ext4_dio_read_iter fs/ext4/file.c:94 [inline]
 ext4_file_read_iter+0x4ef/0x650 fs/ext4/file.c:145
 call_read_iter include/linux/fs.h:2259 [inline]
 generic_file_splice_read+0x1a5/0x4e0 fs/splice.c:308
 do_splice_to fs/splice.c:803 [inline]
 splice_direct_to_actor+0x3b9/0xb60 fs/splice.c:875
 do_splice_direct+0x1b0/0x2b0 fs/splice.c:1002
 do_sendfile+0x5cc/0xeb0 fs/read_write.c:1255
 __do_sys_sendfile64 fs/read_write.c:1317 [inline]
 __se_sys_sendfile64+0xd6/0x190 fs/read_write.c:1309
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f9426b8e969
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f9427ac3038 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007f9426db6080 RCX: 00007f9426b8e969
RDX: 00002000000000c0 RSI: 0000000000000006 RDI: 0000000000000006
RBP: 00007f9426c10ab1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000014000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f9426db6080 R15: 00007ffdb1db9948
 </TASK>