------------[ cut here ]------------
WARNING: CPU: 0 PID: 2884 at fs/xfs/libxfs/xfs_bmap.c:4599 xfs_bmapi_convert_delalloc+0xfc9/0x1320 fs/xfs/libxfs/xfs_bmap.c:4599
Modules linked in:
CPU: 0 PID: 2884 Comm: kworker/u4:10 Not tainted 6.7.0-rc6-syzkaller-00168-g9a6b294ab496 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
Workqueue: writeback wb_workfn (flush-7:1)
RIP: 0010:xfs_bmapi_convert_delalloc+0xfc9/0x1320 fs/xfs/libxfs/xfs_bmap.c:4599
Code: fe 90 0f 0b 90 e9 3e f4 ff ff 89 d9 80 e1 07 38 c1 0f 8c 0e f2 ff ff 48 89 df e8 62 e1 c5 fe e9 01 f2 ff ff e8 a8 dc 69 fe 90 <0f> 0b 90 41 bd e4 ff ff ff e9 9d fa ff ff 89 f9 80 e1 07 38 c1 0f
RSP: 0018:ffffc9000ae5e960 EFLAGS: 00010293
RAX: ffffffff83248db8 RBX: ffffffffffffffff RCX: ffff888027685940
RDX: 0000000000000000 RSI: ffffffffffffffff RDI: ffffffffffffffff
RBP: ffffc9000ae5eb90 R08: ffffffff832487da R09: 1ffffffff1e017cd
R10: dffffc0000000000 R11: fffffbfff1e017ce R12: ffffc9000ae5eaa0
R13: dffffc0000000000 R14: 0000000000000000 R15: 1ffff920015cbd40
FS:  0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c000a7c000 CR3: 000000000d731000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 xfs_convert_blocks fs/xfs/xfs_aops.c:266 [inline]
 xfs_map_blocks+0x780/0x1090 fs/xfs/xfs_aops.c:389
 iomap_writepage_map fs/iomap/buffered-io.c:1817 [inline]
 iomap_do_writepage+0x830/0x2810 fs/iomap/buffered-io.c:1985
 write_cache_pages+0x827/0x1400 mm/page-writeback.c:2474
 iomap_writepages+0x68/0x240 fs/iomap/buffered-io.c:2002
 xfs_vm_writepages+0x139/0x1a0 fs/xfs/xfs_aops.c:513
 do_writepages+0x3a6/0x670 mm/page-writeback.c:2553
 __writeback_single_inode+0x155/0xfc0 fs/fs-writeback.c:1625
 writeback_sb_inodes+0x8e3/0x1220 fs/fs-writeback.c:1916
 __writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:1987
 wb_writeback+0x461/0xc70 fs/fs-writeback.c:2094
 wb_check_old_data_flush fs/fs-writeback.c:2198 [inline]
 wb_do_writeback fs/fs-writeback.c:2251 [inline]
 wb_workfn+0xb7c/0xfb0 fs/fs-writeback.c:2279
 process_one_work kernel/workqueue.c:2627 [inline]
 process_scheduled_works+0x90f/0x1420 kernel/workqueue.c:2700
 worker_thread+0xa5f/0x1000 kernel/workqueue.c:2781
 kthread+0x2d3/0x370 kernel/kthread.c:388
 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242
 </TASK>