------------[ cut here ]------------
WARNING: CPU: 0 PID: 11 at fs/btrfs/block-group.c:3535 do_chunk_alloc+0x653/0x6c0 fs/btrfs/block-group.c:3535
Modules linked in:
CPU: 0 PID: 11 Comm: kworker/u4:1 Not tainted 6.1.0-rc8-syzkaller-00152-g3ecc37918c80 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Workqueue: events_unbound btrfs_async_reclaim_metadata_space
RIP: 0010:do_chunk_alloc+0x653/0x6c0 fs/btrfs/block-group.c:3535
Code: 3b 8b 44 89 fe 31 c0 e8 7b 7f a4 fd 0f 0b b3 01 e9 fd fe ff ff e8 5d e9 dc fd 48 c7 c7 60 9e 3b 8b 89 de 31 c0 e8 5d 7f a4 fd <0f> 0b 40 b5 01 e9 fa fe ff ff e8 3e e9 dc fd 48 c7 c7 60 9e 3b 8b
RSP: 0018:ffffc900001066a0 EFLAGS: 00010246
RAX: 4f5a90b144c83900 RBX: ffffffffffffffe4 RCX: ffff88813fecba80
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffff8880749b8001 R08: ffffffff816e5c7d R09: ffffed1017304f1c
R10: ffffed1017304f1c R11: 1ffff11017304f1b R12: ffff88803f0be888
R13: ffff8880233d6000 R14: 1ffff11007e17d1b R15: 00000000ffffffe4
FS:  0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020845000 CR3: 000000007bbab000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 btrfs_chunk_alloc+0x6a4/0x900 fs/btrfs/block-group.c:3777
 find_free_extent_update_loop+0x604/0xd10 fs/btrfs/extent-tree.c:4112
 find_free_extent+0x1740/0x4230 fs/btrfs/extent-tree.c:4471
 btrfs_reserve_extent+0x421/0x800 fs/btrfs/extent-tree.c:4564
 cow_file_range+0x52e/0xfa0 fs/btrfs/inode.c:1276
 btrfs_run_delalloc_range+0xed4/0x11a0 fs/btrfs/inode.c:2229
 writepage_delalloc+0x25e/0x540 fs/btrfs/extent_io.c:1968
 __extent_writepage+0x5d6/0x14d0 fs/btrfs/extent_io.c:2272
 extent_write_cache_pages+0x9e7/0x12d0 fs/btrfs/extent_io.c:3186
 extent_writepages+0x228/0x550 fs/btrfs/extent_io.c:3308
 do_writepages+0x3c3/0x680 mm/page-writeback.c:2469
 filemap_fdatawrite_wbc+0x11e/0x170 mm/filemap.c:388
 start_delalloc_inodes+0x86f/0xd10 fs/btrfs/inode.c:9597
 btrfs_start_delalloc_roots+0x74c/0xab0 fs/btrfs/inode.c:9676
 shrink_delalloc fs/btrfs/space-info.c:625 [inline]
 flush_space+0x5db/0xbc0 fs/btrfs/space-info.c:733
 btrfs_async_reclaim_metadata_space+0x8e8/0xa50 fs/btrfs/space-info.c:1083
 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>