------------[ cut here ]------------ WARNING: CPU: 0 PID: 4243 at fs/iomap/buffered-io.c:975 iomap_page_mkwrite+0x65c/0x840 fs/iomap/buffered-io.c:998 Modules linked in: CPU: 1 PID: 4243 Comm: syz.0.230 Not tainted 5.15.167-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 90 e6 d5 ff 48 8b 1b 48 89 de 48 83 e6 04 31 ff e8 3f 20 8c ff 48 83 e3 04 75 3b e8 54 1c 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:ffffc90004c47880 EFLAGS: 00010293 RAX: ffffffff81f43e1c RBX: 0000000000000000 RCX: ffff88804c2cbb80 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90004c47a90 R08: ffffffff81f43e11 R09: fffff940001ea131 R10: 0000000000000000 R11: dffffc0000000001 R12: ffffea0000f50980 R13: dffffc0000000000 R14: 0000000000000004 R15: ffffc90004c47940 FS: 000055555dde9500(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe255e95000 CR3: 0000000062f70000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __xfs_filemap_fault+0x3fd/0x950 fs/xfs/xfs_file.c:1338 do_page_mkwrite+0x1a9/0x440 mm/memory.c:2892 wp_page_shared+0x179/0x690 mm/memory.c:3229 handle_pte_fault mm/memory.c:4638 [inline] __handle_mm_fault mm/memory.c:4755 [inline] handle_mm_fault+0x2a3d/0x5960 mm/memory.c:4853 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:568 RIP: 0033:0x7f98ac132a6b 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:00007ffe4ddcc178 EFLAGS: 00010246 RAX: 0000000020000040 RBX: 0000000000000004 RCX: 0000000000707467 RDX: 0000000000000004 RSI: 0000000000707467 RDI: 0000000020000040 RBP: 00007f98ac324a80 R08: 00007f98abfed000 R09: 0000000000000001 R10: 0000000000000001 R11: 0000000000000009 R12: 0000000000011303 R13: 00007ffe4ddcc280 R14: 0000000000000032 R15: fffffffffffffffe