------------[ cut here ]------------
WARNING: CPU: 1 PID: 4498 at fs/iomap/buffered-io.c:975 iomap_page_mkwrite_iter fs/iomap/buffered-io.c:975 [inline]
WARNING: CPU: 1 PID: 4498 at fs/iomap/buffered-io.c:975 iomap_page_mkwrite+0x482/0x5d0 fs/iomap/buffered-io.c:998
Modules linked in:
CPU: 1 PID: 4498 Comm: syz.0.26 Not tainted 5.15.186-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 5a 46 d9 ff 4d 8b 36 4c 89 f6 48 83 e6 04 31 ff e8 29 d1 93 ff 49 83 e6 04 75 3c e8 3e cd 93 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:ffffc9000333f980 EFLAGS: 00010293
RAX: ffffffff81e3f5d2 RBX: ffffea0001c9bd80 RCX: ffff88801db25940
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000333fb30 R08: dffffc0000000000 R09: fffff940003937b1
R10: fffff940003937b1 R11: 1ffffd40003937b0 R12: 0000000000001000
R13: ffffc9000333fa08 R14: 0000000000000000 R15: ffffc9000333f9e0
FS:  0000555561eb0500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f006772e000 CR3: 0000000022970000 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: 0033:0x7fcf7e637698
Code: 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 4c 16 f8 48 8b 36 <48> 89 37 48 89 4c 17 f8 c3 c5 fe 6f 54 16 e0 c5 fe 6f 5c 16 c0 c5
RSP: 002b:00007fff2c5cc4e8 EFLAGS: 00010202
RAX: 0000200000000080 RBX: 0000000000000004 RCX: 00657375662f7665
RDX: 000000000000000a RSI: 7375662f7665642f RDI: 0000200000000080
RBP: 00007fcf7e898ba0 R08: 00007fcf7e4e1000 R09: 0000000000000001
R10: 0000000000000001 R11: 0000000000000009 R12: 00007fcf7e89708c
R13: 00007fff2c5cc5e0 R14: fffffffffffffffe R15: 00007fff2c5cc600
 </TASK>