------------[ cut here ]------------
WARNING: CPU: 1 PID: 4338 at fs/iomap/buffered-io.c:975 iomap_page_mkwrite+0x65c/0x840 fs/iomap/buffered-io.c:998
Modules linked in:
CPU: 0 PID: 4338 Comm: syz.0.20 Not tainted 5.15.175-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 20 e7 d5 ff 48 8b 1b 48 89 de 48 83 e6 04 31 ff e8 cf 0e 8c ff 48 83 e3 04 75 3b e8 e4 0a 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:ffffc900032cf880 EFLAGS: 00010293
RAX: ffffffff81f479fc RBX: 0000000000000000 RCX: ffff8880225e9dc0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900032cfa90 R08: ffffffff81f479f1 R09: fffff940002c8449
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffea0001642240
R13: dffffc0000000000 R14: 0000000000001000 R15: ffffc900032cf940
FS:  000055558cf9d500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000559c6717b950 CR3: 000000002356d000 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:1346
 do_page_mkwrite+0x1a9/0x440 mm/memory.c:2920
 wp_page_shared+0x179/0x690 mm/memory.c:3257
 handle_pte_fault mm/memory.c:4666 [inline]
 __handle_mm_fault mm/memory.c:4783 [inline]
 handle_mm_fault+0x2a3d/0x5960 mm/memory.c:4881
 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: 0033:0x7f3dca922a7c
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:00007ffe704cd308 EFLAGS: 00010202
RAX: 0000000020000100 RBX: 0000000000000004 RCX: ffffffffffffffe7
RDX: 0000000000000018 RSI: 00007f3dca3de903 RDI: 0000000020000100
RBP: 00007f3dcab4cba0 R08: 00007f3dca7d5000 R09: 0000000000000030
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000010359
R13: 00007ffe704cd410 R14: 0000000000000032 R15: fffffffffffffffe
 </TASK>