------------[ cut here ]------------
WARNING: CPU: 1 PID: 4310 at fs/iomap/buffered-io.c:975 iomap_page_mkwrite_iter fs/iomap/buffered-io.c:-1 [inline]
WARNING: CPU: 1 PID: 4310 at fs/iomap/buffered-io.c:975 iomap_page_mkwrite+0x65c/0x840 fs/iomap/buffered-io.c:998
Modules linked in:
CPU: 0 PID: 4310 Comm: syz.1.19 Not tainted 5.15.179-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
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 50 e6 d5 ff 48 8b 1b 48 89 de 48 83 e6 04 31 ff e8 cf f7 8b ff 48 83 e3 04 75 3b e8 e4 f3 8b 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:ffffc900031ff880 EFLAGS: 00010293
RAX: ffffffff81f4a8dc RBX: 0000000000000000 RCX: ffff88802a26d940
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900031ffa90 R08: ffffffff81f4a8d1 R09: fffff940002eaa49
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffea0001755240
R13: dffffc0000000000 R14: 0000000000001000 R15: ffffc900031ff940
FS:  0000555592f1b500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbe278ead60 CR3: 0000000077d4d000 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:2922
 wp_page_shared+0x179/0x690 mm/memory.c:3259
 handle_pte_fault mm/memory.c:4668 [inline]
 __handle_mm_fault mm/memory.c:4785 [inline]
 handle_mm_fault+0x2a3d/0x5960 mm/memory.c:4883
 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: 0033:0x7ffb8db36799
Code: ff ff ff 01 64 48 8b 04 25 00 00 00 00 48 8d b8 c8 fe ff ff e8 48 59 0c 00 85 c0 75 10 48 8b 44 24 68 48 8b b4 24 98 00 00 00 <48> 89 30 64 f0 83 2c 25 90 ff ff ff 01 48 8b 84 24 80 00 00 00 48
RSP: 002b:00007fffdea6ca70 EFLAGS: 00010246
RAX: 0000200000000240 RBX: 0000000000000002 RCX: fffffffffffffdff
RDX: 5ea2e7c8315ee823 RSI: 0000200000000200 RDI: 0000555592f1b3c8
RBP: 00007ffb8de7aba0 R08: 00007ffb8dad3000 R09: 0000000000000008
R10: 0000000000000000 R11: 0000000000000001 R12: 00007ffb8de7908c
R13: 00007fffdea6cb60 R14: fffffffffffffffe R15: 00007fffdea6cb80
 </TASK>