EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 4095 with max blocks 2 with error 28
EXT4-fs warning (device loop0): ext4_da_release_space:1527: ext4_da_release_space: ino 18, to_free 2 with only 1 reserved data blocks
------------[ cut here ]------------
WARNING: CPU: 1 PID: 22091 at fs/ext4/inode.c:1528 ext4_da_release_space+0x25e/0x370 fs/ext4/inode.c:1524
Modules linked in:
CPU: 1 PID: 22091 Comm: kworker/u4:3 Not tainted 6.1.0-rc1-syzkaller-00427-gd47136c28015 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
Workqueue: writeback wb_workfn (flush-7:0)
RIP: 0010:ext4_da_release_space+0x25e/0x370 fs/ext4/inode.c:1528
Code: a8 ff 4d 8b 07 4c 89 e7 48 c7 c6 7d c9 3d 8c ba f7 05 00 00 48 c7 c1 00 a5 a3 8a 45 89 f1 31 c0 53 e8 46 83 0e 00 48 83 c4 08 <0f> 0b 48 b8 00 00 00 00 00 fc ff df 8a 44 05 00 84 c0 0f 85 da 00
RSP: 0018:ffffc900035aec70 EFLAGS: 00010292
RAX: f5b091584bfac100 RBX: 0000000000000001 RCX: f5b091584bfac100
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 1ffff110127d54cf R08: ffffffff816b8d4d R09: fffff520006b5cdd
R10: fffff520006b5cdd R11: 1ffff920006b5cdc R12: ffff8880452ee000
R13: ffff888093eaa678 R14: 0000000000000002 R15: ffff888093eaa108
FS:  0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0c3617f1b8 CR3: 0000000076fb7000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ext4_es_remove_extent+0x1ab/0x260 fs/ext4/extents_status.c:1461
 mpage_release_unused_pages+0x238/0xf30 fs/ext4/inode.c:1589
 ext4_writepages+0x12eb/0x3be0 fs/ext4/inode.c:2852
 do_writepages+0x3c3/0x680 mm/page-writeback.c:2469
 __writeback_single_inode+0xd1/0x670 fs/fs-writeback.c:1587
 writeback_sb_inodes+0xb3b/0x18f0 fs/fs-writeback.c:1870
 wb_writeback+0x41f/0x7b0 fs/fs-writeback.c:2044
 wb_do_writeback fs/fs-writeback.c:2187 [inline]
 wb_workfn+0x3cb/0xef0 fs/fs-writeback.c:2227
 process_one_work+0x877/0xdb0 kernel/workqueue.c:2289
 worker_thread+0xb14/0x1330 kernel/workqueue.c:2436
 kthread+0x266/0x300 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
 </TASK>