------------[ cut here ]------------
WARNING: CPU: 0 PID: 4346 at fs/iomap/buffered-io.c:975 iomap_page_mkwrite_iter fs/iomap/buffered-io.c:975 [inline]
WARNING: CPU: 0 PID: 4346 at fs/iomap/buffered-io.c:975 iomap_page_mkwrite+0x482/0x5d0 fs/iomap/buffered-io.c:998
Modules linked in:
CPU: 1 PID: 4346 Comm: syz.0.8 Not tainted 5.15.189-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:iomap_page_mkwrite_iter fs/iomap/buffered-io.c:975 [inline]
RIP: 0010:iomap_page_mkwrite+0x482/0x5d0 fs/iomap/buffered-io.c:998
Code: 80 3c 08 00 74 08 4c 89 f7 e8 4a 46 d9 ff 4d 8b 36 4c 89 f6 48 83 e6 04 31 ff e8 d9 e6 94 ff 49 83 e6 04 75 3c e8 ee e2 94 ff <0f> 0b eb 38 48 89 df 4c 89 f6 44 89 e2 31 c9 4d 89 e8 e8 77 2c f3
RSP: 0018:ffffc900044cf980 EFLAGS: 00010293
RAX: ffffffff81e2e132 RBX: ffffea00016c7d00 RCX: ffff8880282c8000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900044cfb30 R08: dffffc0000000000 R09: fffff940002d8fa1
R10: fffff940002d8fa1 R11: 1ffffd40002d8fa0 R12: 0000000000001000
R13: ffffc900044cfa08 R14: 0000000000000000 R15: ffffc900044cf9e0
FS:  00005555845d7500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3b67bd0000 CR3: 00000000736d7000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __xfs_filemap_fault+0x353/0x8d0 fs/xfs/xfs_file.c:1346
 do_page_mkwrite+0x168/0x3c0 mm/memory.c:2922
 wp_page_shared+0x16b/0x6d0 mm/memory.c:3259
 handle_pte_fault mm/memory.c:4668 [inline]
 __handle_mm_fault mm/memory.c:4785 [inline]
 handle_mm_fault+0x1eca/0x43c0 mm/memory.c:4883
 do_user_addr_fault+0x489/0xc80 arch/x86/mm/fault.c:1357
 handle_page_fault arch/x86/mm/fault.c:1445 [inline]
 exc_page_fault+0x60/0x100 arch/x86/mm/fault.c:1501
 asm_exc_page_fault+0x22/0x30 arch/x86/include/asm/idtentry.h:606
RIP: 0033:0x7fb929d6f6eb
Code: fa 10 73 2d 83 fa 08 73 46 83 fa 04 73 16 83 fa 01 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
RSP: 002b:00007ffd4a93fce8 EFLAGS: 00010202
RAX: 00002000000002c0 RBX: 0000000000000004 RCX: 0000000000737562
RDX: 0000000000000006 RSI: 0000000075622f2e RDI: 00002000000002c0
RBP: 00007fb929fd0ba0 R08: 00007fb929c19000 R09: 0000000000000001
R10: 0000000000000001 R11: 0000000000000009 R12: 00007fb929fcefac
R13: 00007ffd4a93fde0 R14: fffffffffffffffe R15: 00007ffd4a93fe00
 </TASK>