------------[ cut here ]------------
BTRFS: Transaction aborted (error -28)
WARNING: CPU: 1 PID: 45 at fs/btrfs/block-group.c:3972 do_chunk_alloc fs/btrfs/block-group.c:3972 [inline]
WARNING: CPU: 1 PID: 45 at fs/btrfs/block-group.c:3972 btrfs_chunk_alloc+0xf5c/0x1200 fs/btrfs/block-group.c:4214
Modules linked in:
CPU: 1 UID: 0 PID: 45 Comm: kworker/u8:3 Not tainted 6.15.0-rc4-syzkaller-ge0f4c8dd9d2d #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Workqueue: events_unbound btrfs_async_reclaim_metadata_space
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : do_chunk_alloc fs/btrfs/block-group.c:3972 [inline]
pc : btrfs_chunk_alloc+0xf5c/0x1200 fs/btrfs/block-group.c:4214
lr : do_chunk_alloc fs/btrfs/block-group.c:3972 [inline]
lr : btrfs_chunk_alloc+0xf5c/0x1200 fs/btrfs/block-group.c:4214
sp : ffff800097d47730
x29: ffff800097d477a0 x28: ffff0000dc0fc000 x27: ffffffffffffffe4
x26: ffff0000f16d299b x25: 1fffe0001b428413 x24: ffff0000cfa9c000
x23: ffff0000f16d2940 x22: 0000000000000000 x21: 0000000000000000
x20: ffff0000da142000 x19: dfff800000000000 x18: 1fffe00036711a76
x17: ffff80008f2fe000 x16: ffff80008ada5d6c x15: 0000000000000001
x14: 1fffe000367144e8 x13: 0000000000000000 x12: 0000000000000000
x11: ffff800092d13bc0 x10: 0000000000000003 x9 : 618141b891881300
x8 : 618141b891881300 x7 : ffff80008047c6ec x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000010
x2 : 0000000000000006 x1 : ffff80008b3d7940 x0 : 0000000000000001
Call trace:
 do_chunk_alloc fs/btrfs/block-group.c:3972 [inline] (P)
 btrfs_chunk_alloc+0xf5c/0x1200 fs/btrfs/block-group.c:4214 (P)
 flush_space+0x2f0/0xb64 fs/btrfs/space-info.c:815
 btrfs_async_reclaim_metadata_space+0x32c/0x75c fs/btrfs/space-info.c:1120
 process_one_work+0x7e8/0x156c kernel/workqueue.c:3238
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x958/0xed8 kernel/workqueue.c:3400
 kthread+0x5fc/0x75c kernel/kthread.c:464
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862
irq event stamp: 562306
hardirqs last  enabled at (562305): [<ffff80008047c780>] raw_spin_rq_unlock_irq kernel/sched/sched.h:1525 [inline]
hardirqs last  enabled at (562305): [<ffff80008047c780>] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5130
hardirqs last disabled at (562306): [<ffff80008ada1368>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488
softirqs last  enabled at (561560): [<ffff8000801fa7b0>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (561558): [<ffff8000801fa77c>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---
BTRFS info (device loop0 state A): dumping space info:
BTRFS info (device loop0 state A): space_info DATA+METADATA has 8904704 free, is not full
BTRFS info (device loop0 state A): space_info total=11534336, used=61440, pinned=0, reserved=12288, may_use=2555904, readonly=0 zone_unusable=0
BTRFS info (device loop0 state A): space_info SYSTEM has -98304 free, is not full
BTRFS info (device loop0 state A): space_info total=4194304, used=4096, pinned=0, reserved=0, may_use=98304, readonly=4190208 zone_unusable=0
BTRFS info (device loop0 state A): global_block_rsv: size 1441792 reserved 1441792
BTRFS info (device loop0 state A): trans_block_rsv: size 0 reserved 0
BTRFS info (device loop0 state A): chunk_block_rsv: size 98304 reserved 98304
BTRFS info (device loop0 state A): delayed_block_rsv: size 262144 reserved 262144
BTRFS info (device loop0 state A): delayed_refs_rsv: size 851968 reserved 851968
BTRFS: error (device loop0 state A) in do_chunk_alloc:3972: errno=-28 No space left
BTRFS info (device loop0 state EA): forced readonly