------------[ cut here ]------------
WARNING: CPU: 0 PID: 4281 at fs/btrfs/block-group.c:3666 do_chunk_alloc fs/btrfs/block-group.c:3666 [inline]
WARNING: CPU: 0 PID: 4281 at fs/btrfs/block-group.c:3666 btrfs_chunk_alloc+0xd5c/0xfa4 fs/btrfs/block-group.c:3908
Modules linked in:
CPU: 0 PID: 4281 Comm: kworker/u4:2 Not tainted 6.1.79-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
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:3666 [inline]
pc : btrfs_chunk_alloc+0xd5c/0xfa4 fs/btrfs/block-group.c:3908
lr : do_chunk_alloc fs/btrfs/block-group.c:3666 [inline]
lr : btrfs_chunk_alloc+0xd5c/0xfa4 fs/btrfs/block-group.c:3908
sp : ffff80001de87890
x29: ffff80001de87900 x28: ffff0000d0797000 x27: 1fffe0001b564013
x26: 1fffe0001bf78b2f x25: ffff0000dfbc597b x24: dfff800000000000
x23: ffff0000dfbc5930 x22: 0000000000000000 x21: 0000000000000000
x20: ffffffffffffffe4 x19: ffff0000dab20000 x18: ffff80001de86c80
x17: 0000000000000000 x16: ffff80001215a28c x15: 0000000000000000
x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000000001
x11: 0000000000ff0100 x10: 0000000000000000 x9 : d0d6e49126648c00
x8 : d0d6e49126648c00 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff80001de87178 x4 : ffff800015922ce0 x3 : ffff8000085872e4
x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000
Call trace:
 do_chunk_alloc fs/btrfs/block-group.c:3666 [inline]
 btrfs_chunk_alloc+0xd5c/0xfa4 fs/btrfs/block-group.c:3908
 flush_space+0x8c4/0xdb8 fs/btrfs/space-info.c:766
 btrfs_async_reclaim_metadata_space+0x260/0x30c fs/btrfs/space-info.c:1080
 process_one_work+0x7ac/0x1404 kernel/workqueue.c:2292
 worker_thread+0x8e4/0xfec kernel/workqueue.c:2439
 kthread+0x250/0x2d8 kernel/kthread.c:376
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:864
irq event stamp: 156456
hardirqs last  enabled at (156455): [<ffff8000083428e8>] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:261
hardirqs last disabled at (156456): [<ffff800012155f44>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (155138): [<ffff800008020d7c>] softirq_handle_end kernel/softirq.c:414 [inline]
softirqs last  enabled at (155138): [<ffff800008020d7c>] __do_softirq+0xc1c/0xe38 kernel/softirq.c:600
softirqs last disabled at (155125): [<ffff80000802a99c>] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80
---[ end trace 0000000000000000 ]---
BTRFS info (device loop0: state A): dumping space info:
BTRFS info (device loop0: state A): space_info DATA+METADATA has 630784 free, is not full
BTRFS info (device loop0: state A): space_info total=11534336, used=53248, pinned=20480, reserved=1568768, may_use=9261056, 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 917504 reserved 917504
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 32768 reserved 32768
BTRFS info (device loop0: state A): delayed_refs_rsv: size 1441792 reserved 1441792
BTRFS: error (device loop0: state A) in do_chunk_alloc:3666: errno=-28 No space left
BTRFS info (device loop0: state EA): forced readonly
BTRFS: error (device loop0: state EA) in btrfs_create_pending_block_groups:2524: errno=-28 No space left