------------[ cut here ]------------ WARNING: CPU: 0 PID: 5389 at fs/iomap/buffered-io.c:975 iomap_page_mkwrite+0x65c/0x840 fs/iomap/buffered-io.c:998 Modules linked in: CPU: 0 PID: 5389 Comm: syz.0.369 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:ffffc90003057880 EFLAGS: 00010293 RAX: ffffffff81f43e1c RBX: 0000000000000000 RCX: ffff888079ec5940 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90003057a90 R08: ffffffff81f43e11 R09: fffff94000393369 R10: 0000000000000000 R11: dffffc0000000001 R12: ffffea0001c99b40 R13: dffffc0000000000 R14: 0000000000001000 R15: ffffc90003057940 FS: 000055558343f500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055555a393608 CR3: 000000005ca62000 CR4: 00000000003506f0 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: 0033:0x7f59eac88163 Code: 8b 44 24 08 48 85 c0 74 17 48 8b 54 24 18 48 0f ca 48 89 54 24 18 48 83 f8 01 0f 85 7a 02 00 00 48 8b 44 24 10 48 8b 54 24 18 <48> 89 10 e9 d2 fd ff ff 48 8b 44 24 10 0f b7 10 48 8b 44 24 08 48 RSP: 002b:00007ffd24fc3920 EFLAGS: 00010246 RAX: 0000000020000040 RBX: 0000000000000008 RCX: 0000000000000000 RDX: 000000000000007f RSI: 0000000000000000 RDI: 000055558343f3c8 RBP: 00007ffd24fc3a38 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000019fee R13: 00007ffd24fc3a60 R14: 0000000000000032 R15: fffffffffffffffe