------------[ cut here ]------------
WARNING: CPU: 1 PID: 4359 at fs/btrfs/block-group.c:3688 do_chunk_alloc fs/btrfs/block-group.c:3688 [inline]
WARNING: CPU: 1 PID: 4359 at fs/btrfs/block-group.c:3688 btrfs_chunk_alloc+0xd5c/0xfa4 fs/btrfs/block-group.c:3930
Modules linked in:
CPU: 1 PID: 4359 Comm: kworker/u4:5 Not tainted 6.1.131-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Workqueue: events_unbound btrfs_async_reclaim_data_space
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : do_chunk_alloc fs/btrfs/block-group.c:3688 [inline]
pc : btrfs_chunk_alloc+0xd5c/0xfa4 fs/btrfs/block-group.c:3930
lr : do_chunk_alloc fs/btrfs/block-group.c:3688 [inline]
lr : btrfs_chunk_alloc+0xd5c/0xfa4 fs/btrfs/block-group.c:3930
sp : ffff8000216a7890
x29: ffff8000216a7900 x28: ffff0000c44e1000 x27: 1fffe0001e700c13
x26: 1fffe0001bf6c783 x25: ffff0000dfb63c1b x24: dfff800000000000
x23: ffff0000dfb63bd0 x22: 0000000000000000 x21: 0000000000000000
x20: ffffffffffffffe4 x19: ffff0000f3806000 x18: 1fffe0003679c776
x17: ffff800015afd000 x16: ffff800008302738 x15: ffff0001b3ce3bbc
x14: 1ffff00002b600b2 x13: dfff800000000000 x12: 0000000000000003
x11: 0000000000ff0100 x10: 0000000000000003 x9 : 87e636081d4ef100
x8 : 87e636081d4ef100 x7 : ffff800008279314 x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000006 x1 : ffff80001248d5c0 x0 : ffff80019e28f000
Call trace:
 do_chunk_alloc fs/btrfs/block-group.c:3688 [inline]
 btrfs_chunk_alloc+0xd5c/0xfa4 fs/btrfs/block-group.c:3930
 flush_space+0x8c4/0xdb8 fs/btrfs/space-info.c:766
 btrfs_async_reclaim_data_space+0xf8/0x410 fs/btrfs/space-info.c:1296
 process_one_work+0x804/0x1484 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: 1523440
hardirqs last  enabled at (1523439): [<ffff8000082793b4>] raw_spin_rq_unlock_irq kernel/sched/sched.h:1367 [inline]
hardirqs last  enabled at (1523439): [<ffff8000082793b4>] finish_lock_switch+0xbc/0x1e8 kernel/sched/core.c:5002
hardirqs last disabled at (1523440): [<ffff800012323b9c>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (1522890): [<ffff8000081c40ac>] softirq_handle_end kernel/softirq.c:421 [inline]
softirqs last  enabled at (1522890): [<ffff8000081c40ac>] handle_softirqs+0xb84/0xd58 kernel/softirq.c:606
softirqs last disabled at (1522877): [<ffff800008020174>] __do_softirq+0x14/0x20 kernel/softirq.c:612
---[ end trace 0000000000000000 ]---
BTRFS info (device loop0: state A): dumping space info:
BTRFS info (device loop0: state A): space_info DATA+METADATA has 5042176 free, is not full
BTRFS info (device loop0: state A): space_info total=11534336, used=53248, pinned=0, reserved=4255744, may_use=2183168, 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 131072 reserved 131072
BTRFS info (device loop0: state A): delayed_refs_rsv: size 1048576 reserved 610304
BTRFS: error (device loop0: state A) in do_chunk_alloc:3688: 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:2542: errno=-28 No space left
IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready