BTRFS warning (device loop1): Skipping commit of aborted transaction.
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BTRFS: Transaction aborted (error -28)
WARNING: CPU: 0 PID: 2174 at fs/btrfs/transaction.c:2023 cleanup_transaction+0x6a4/0x874 fs/btrfs/transaction.c:2023
Modules linked in:
CPU: 0 UID: 0 PID: 2174 Comm: kworker/u8:8 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
Workqueue: events_unbound btrfs_async_reclaim_metadata_space
pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : cleanup_transaction+0x6a4/0x874 fs/btrfs/transaction.c:2023
lr : cleanup_transaction+0x6a4/0x874 fs/btrfs/transaction.c:2023
sp : ffff8000a0dd74e0
x29: ffff8000a0dd75c0 x28: dfff800000000000 x27: ffff7000141baea4
x26: 0000000000000000 x25: 0000000000000000 x24: ffff0000c15bdbf0
x23: 00000000ffffffe4 x22: 1fffe000182b7b7e x21: ffff0000d59d1000
x20: ffff0000fa66c000 x19: ffff0000c15bdb90 x18: 00000000ffffffff
x17: ffff800093529000 x16: ffff80008b01d6e0 x15: 0000000000000001
x14: 1ffff0001202ace6 x13: 0000000000000000 x12: 0000000000000000
x11: ffff800093328c28 x10: 0000000000000003 x9 : 2f91f454c0e32600
x8 : 2f91f454c0e32600 x7 : ffff80008255ac2c x6 : ffff80008255ea94
x5 : ffff0000cb491220 x4 : ffff8000a0dd6e50 x3 : 0000000000000010
x2 : 0000000000000006 x1 : ffff80008b6687c0 x0 : 0000000000000001
Call trace:
 cleanup_transaction+0x6a4/0x874 fs/btrfs/transaction.c:2023 (P)
 btrfs_commit_transaction+0x22d8/0x2ce4 fs/btrfs/transaction.c:2614
 btrfs_commit_current_transaction+0xac/0xdc fs/btrfs/transaction.c:2013
 flush_space+0x424/0xb68 fs/btrfs/space-info.c:888
 do_async_reclaim_metadata_space+0x110/0x364 fs/btrfs/space-info.c:1158
 btrfs_async_reclaim_metadata_space+0x90/0xd8 fs/btrfs/space-info.c:1226
 process_one_work+0x7e8/0x155c kernel/workqueue.c:3236
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x958/0xed8 kernel/workqueue.c:3400
 kthread+0x5fc/0x75c kernel/kthread.c:463
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:844
irq event stamp: 955982
hardirqs last  enabled at (955981): [<ffff8000805ba7a8>] __call_rcu_common kernel/rcu/tree.c:3148 [inline]
hardirqs last  enabled at (955981): [<ffff8000805ba7a8>] call_rcu+0x65c/0x978 kernel/rcu/tree.c:3243
hardirqs last disabled at (955982): [<ffff80008b016974>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434
softirqs last  enabled at (955710): [<ffff80008ad7d61c>] spin_unlock_bh include/linux/spinlock.h:396 [inline]
softirqs last  enabled at (955710): [<ffff80008ad7d61c>] batadv_nc_purge_paths+0x2f4/0x37c net/batman-adv/network-coding.c:471
softirqs last disabled at (955708): [<ffff80008ad7d3f8>] spin_lock_bh include/linux/spinlock.h:356 [inline]
softirqs last disabled at (955708): [<ffff80008ad7d3f8>] batadv_nc_purge_paths+0xd0/0x37c net/batman-adv/network-coding.c:442
---[ end trace 0000000000000000 ]---
BTRFS info (device loop1 state A): dumping space info:
BTRFS info (device loop1 state A): space_info DATA+METADATA (sub-group id 0) has 7274496 free, is full
BTRFS info (device loop1 state A): space_info total=9895936, used=49152, pinned=12288, reserved=0, may_use=983040, readonly=1576960 zone_unusable=0
BTRFS info (device loop1 state A): space_info SYSTEM (sub-group id 0) has 4186112 free, is not full
BTRFS info (device loop1 state A): space_info total=4194304, used=4096, pinned=4096, reserved=0, may_use=0, readonly=0 zone_unusable=0
BTRFS info (device loop1 state A): global_block_rsv: size 983040 reserved 983040
BTRFS info (device loop1 state A): trans_block_rsv: size 0 reserved 0
BTRFS info (device loop1 state A): chunk_block_rsv: size 0 reserved 0
BTRFS info (device loop1 state A): delayed_block_rsv: size 0 reserved 0
BTRFS info (device loop1 state A): delayed_refs_rsv: size 0 reserved 0
BTRFS: error (device loop1 state A) in cleanup_transaction:2023: errno=-28 No space left
BTRFS info (device loop1 state EA): forced readonly