------------[ cut here ]------------
WARNING: CPU: 1 PID: 4289 at fs/xfs/libxfs/xfs_bmap.c:4641 xfs_bmapi_convert_delalloc+0xe91/0x1180
Modules linked in:
CPU: 1 PID: 4289 Comm: kworker/u4:8 Not tainted 5.15.115-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023
Workqueue: writeback wb_workfn (flush-7:2)
RIP: 0010:xfs_bmapi_convert_delalloc+0xe91/0x1180 fs/xfs/libxfs/xfs_bmap.c:4641
Code: 55 a7 8e fe 0f 0b e9 c8 f4 ff ff 89 d9 80 e1 07 38 c1 0f 8c f0 f2 ff ff 48 89 df e8 a9 01 d8 fe e9 e3 f2 ff ff e8 2f a7 8e fe <0f> 0b 41 bd e4 ff ff ff 48 8b 5c 24 08 e9 62 ff ff ff e8 18 a7 8e
RSP: 0018:ffffc9000381ea20 EFLAGS: 00010293
RAX: ffffffff82f15221 RBX: ffffffffffffffff RCX: ffff88807e7b9dc0
RDX: 0000000000000000 RSI: ffffffffffffffff RDI: ffffffffffffffff
RBP: ffffc9000381ec50 R08: ffffffff82f14c37 R09: fffffbfff1bc77ae
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffffc9000381eb60 R14: ffffc9000381eb00 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555555cb8708 CR3: 000000002330b000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 xfs_convert_blocks fs/xfs/xfs_aops.c:245 [inline]
 xfs_map_blocks+0xa9e/0x1520 fs/xfs/xfs_aops.c:366
 iomap_writepage_map fs/iomap/buffered-io.c:1320 [inline]
 iomap_do_writepage+0x63c/0x21c0 fs/iomap/buffered-io.c:1485
 write_cache_pages+0xa97/0x1160 mm/page-writeback.c:2255
 iomap_writepages+0x64/0x240 fs/iomap/buffered-io.c:1516
 xfs_vm_writepages+0x127/0x180 fs/xfs/xfs_aops.c:488
 do_writepages+0x481/0x730 mm/page-writeback.c:2364
 __writeback_single_inode+0x15b/0xe30 fs/fs-writeback.c:1625
 writeback_sb_inodes+0xbf0/0x1a50 fs/fs-writeback.c:1908
 wb_writeback+0x451/0xc50 fs/fs-writeback.c:2082
 wb_do_writeback fs/fs-writeback.c:2225 [inline]
 wb_workfn+0x46c/0x1130 fs/fs-writeback.c:2266
 process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2307
 worker_thread+0xaca/0x1280 kernel/workqueue.c:2454
 kthread+0x3f6/0x4f0 kernel/kthread.c:319
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
 </TASK>