------------[ cut here ]------------
WARNING: CPU: 1 PID: 4040 at fs/iomap/buffered-io.c:975 iomap_page_mkwrite+0x65c/0x840 fs/iomap/buffered-io.c:998
Modules linked in:
CPU: 1 PID: 4040 Comm: syz.1.67 Not tainted 5.15.168-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:iomap_page_mkwrite_iter fs/iomap/buffered-io.c:975 [inline]
RIP: 0010:iomap_page_mkwrite+0x65c/0x840 fs/iomap/buffered-io.c:998
Code: 80 3c 28 00 74 08 48 89 df e8 d0 e6 d5 ff 48 8b 1b 48 89 de 48 83 e6 04 31 ff e8 cf 20 8c ff 48 83 e3 04 75 3b e8 e4 1c 8c ff <0f> 0b eb 37 4c 8b 2c 24 4c 89 ef 4c 89 e6 44 89 f2 31 c9 4c 8b 44
RSP: 0018:ffffc90002e17880 EFLAGS: 00010293
RAX: ffffffff81f4564c RBX: 0000000000000000 RCX: ffff888027d9bb80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90002e17a90 R08: ffffffff81f45641 R09: fffff9400038b351
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffea0001c59a80
R13: dffffc0000000000 R14: 0000000000001000 R15: ffffc90002e17940
FS:  000055555dcee500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc230f23000 CR3: 00000000287c0000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __xfs_filemap_fault+0x3fd/0x950 fs/xfs/xfs_file.c:1338
 do_page_mkwrite+0x1a9/0x440 mm/memory.c:2909
 wp_page_shared+0x179/0x690 mm/memory.c:3246
 handle_pte_fault mm/memory.c:4655 [inline]
 __handle_mm_fault mm/memory.c:4772 [inline]
 handle_mm_fault+0x2a3d/0x5960 mm/memory.c:4870
 do_user_addr_fault arch/x86/mm/fault.c:1357 [inline]
 handle_page_fault arch/x86/mm/fault.c:1445 [inline]
 exc_page_fault+0x271/0x700 arch/x86/mm/fault.c:1501
 asm_exc_page_fault+0x22/0x30 arch/x86/include/asm/idtentry.h:606
RIP: 0033:0x7f7abcc90a7c
Code: 7c 10 8a 0e 74 0a 0f b7 74 16 fe 66 89 74 17 fe 88 0f c3 8b 4c 16 fc 8b 36 89 4c 17 fc 89 37 c3 c5 fa 6f 06 c5 fa 6f 4c 16 f0 <c5> fa 7f 07 c5 fa 7f 4c 17 f0 c3 66 0f 1f 84 00 00 00 00 00 48 8b
RSP: 002b:00007fff37a049a8 EFLAGS: 00010202
RAX: 0000000020000900 RBX: 0000000000000004 RCX: ffffffffffffffeb
RDX: 0000000000000014 RSI: 00007f7abc755492 RDI: 0000000020000900
RBP: 00007f7abce82a80 R08: 00007f7abcb4b000 R09: 0000000000000028
R10: 0000000000000000 R11: 0000000000000000 R12: 00000000000158ec
R13: 00007fff37a04ab0 R14: 0000000000000032 R15: fffffffffffffffe
 </TASK>