------------[ cut here ]------------
WARNING: CPU: 0 PID: 1012 at fs/btrfs/block-group.c:3535 do_chunk_alloc+0x3b8/0x548 fs/btrfs/block-group.c:3535
Modules linked in:
CPU: 0 PID: 1012 Comm: kworker/u4:4 Not tainted 6.1.0-rc7-syzkaller-33054-gcdb931b58ff5 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022
Workqueue: events_unbound btrfs_async_reclaim_metadata_space
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : do_chunk_alloc+0x3b8/0x548 fs/btrfs/block-group.c:3535
lr : do_chunk_alloc+0x3b8/0x548 fs/btrfs/block-group.c:3535
sp : ffff80001424bb50
x29: ffff80001424bb50 x28: 0000000000000000 x27: ffff0000ca6e3000
x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000005
x23: ffff0000c7d48000 x22: 0000000000000000 x21: ffff0000cb1ec000
x20: ffffffffffffffe4 x19: ffff0000ca6e3000 x18: 00000000000000c0
x17: ffff80000dda8198 x16: ffff80000dbe6158 x15: ffff0000c642cec0
x14: 0000000000000000 x13: 00000000ffffffff x12: ffff0000c642cec0
x11: ff808000081c4d64 x10: 0000000000000000 x9 : d170b3c34f71c100
x8 : d170b3c34f71c100 x7 : ffff80000c091344 x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000100000000 x0 : 0000000000000026
Call trace:
 do_chunk_alloc+0x3b8/0x548 fs/btrfs/block-group.c:3535
 btrfs_chunk_alloc+0x370/0x47c fs/btrfs/block-group.c:3777
 flush_space+0x5f4/0x738 fs/btrfs/space-info.c:769
 btrfs_async_reclaim_metadata_space+0x43c/0x4e0 fs/btrfs/space-info.c:1083
 process_one_work+0x2d8/0x504 kernel/workqueue.c:2289
 worker_thread+0x340/0x610 kernel/workqueue.c:2436
 kthread+0x12c/0x158 kernel/kthread.c:376
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:863
irq event stamp: 557930
hardirqs last  enabled at (557929): [<ffff8000081c3048>] __up_console_sem+0xb0/0xfc kernel/printk/printk.c:261
hardirqs last disabled at (557930): [<ffff80000c083704>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (557918): [<ffff8000080102e4>] _stext+0x2e4/0x37c
softirqs last disabled at (557859): [<ffff800008017c88>] ____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 7737344 free, is not full
BTRFS info (device loop0: state A): space_info total=11534336, used=61440, pinned=12288, reserved=0, may_use=2097152, readonly=1626112 zone_unusable=0
BTRFS info (device loop0: state A): space_info SYSTEM has 4091904 free, is not full
BTRFS info (device loop0: state A): space_info total=4194304, used=4096, pinned=0, reserved=0, may_use=98304, readonly=0 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 0 reserved 0
BTRFS info (device loop0: state A): delayed_refs_rsv: size 131072 reserved 131072
BTRFS: error (device loop0: state A) in do_chunk_alloc:3535: 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:2416: errno=-28 No space left