------------[ cut here ]------------
WARNING: CPU: 0 PID: 5081 at fs/iomap/buffered-io.c:975 iomap_page_mkwrite_iter fs/iomap/buffered-io.c:975 [inline]
WARNING: CPU: 0 PID: 5081 at fs/iomap/buffered-io.c:975 iomap_page_mkwrite+0x482/0x5d0 fs/iomap/buffered-io.c:998
Modules linked in:
CPU: 0 PID: 5081 Comm: syz.0.16 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
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 2a 3e d9 ff 4d 8b 36 4c 89 f6 48 83 e6 04 31 ff e8 d9 d9 94 ff 49 83 e6 04 75 3c e8 ee d5 94 ff <0f> 0b eb 38 48 89 df 4c 89 f6 44 89 e2 31 c9 4d 89 e8 e8 37 28 f3
RSP: 0018:ffffc900030ff980 EFLAGS: 00010293
RAX: ffffffff81e2f622 RBX: ffffea0001a92e40 RCX: ffff88807a550000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900030ffb30 R08: dffffc0000000000 R09: fffff940003525c9
R10: fffff940003525c9 R11: 1ffffd40003525c8 R12: 0000000000001000
R13: ffffc900030ffa08 R14: 0000000000000000 R15: ffffc900030ff9e0
FS:  000055558f953500(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000740 CR3: 000000005eca8000 CR4: 00000000003506e0
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+0x1ec7/0x43b0 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: 0033:0x7f6b69661fe1
Code: 48 8b 54 24 08 48 85 d2 74 17 8b 44 24 18 0f c8 89 c0 48 89 44 24 18 48 83 fa 01 0f 85 b3 01 00 00 48 8b 44 24 10 8b 54 24 18 <89> 10 e9 15 fd ff ff 48 8b 44 24 10 8b 10 48 8b 44 24 08 48 85 c0
RSP: 002b:00007ffe2ec73700 EFLAGS: 00010246
RAX: 0000200000000740 RBX: 0000000000000004 RCX: 0000000000000000
RDX: 0000000000000011 RSI: 0000000000000000 RDI: 000055558f9533c8
RBP: 00007ffe2ec73808 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 00007f6b699c308c
R13: 00007ffe2ec73830 R14: fffffffffffffffe R15: 00007ffe2ec73850
 </TASK>