BTRFS warning (device loop2): Skipping commit of aborted transaction.
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BTRFS: Transaction aborted (error -28)
WARNING: CPU: 0 PID: 7715 at fs/btrfs/transaction.c:2021 cleanup_transaction+0x694/0x73c fs/btrfs/transaction.c:2021
Modules linked in:
CPU: 0 UID: 0 PID: 7715 Comm: syz.2.283 Not tainted 6.16.0-rc1-syzkaller-g39dfc971e42d #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : cleanup_transaction+0x694/0x73c fs/btrfs/transaction.c:2021
lr : cleanup_transaction+0x694/0x73c fs/btrfs/transaction.c:2021
sp : ffff80009de172a0
x29: ffff80009de17380 x28: dfff800000000000 x27: ffff700013bc2e5c
x26: 0000000000000000 x25: 0000000000000000 x24: ffff0000ddcd12b0
x23: 00000000ffffffe4 x22: 1fffe0001bb9a256 x21: ffff0000f7efa000
x20: ffff0000d0df4000 x19: ffff0000ddcd1250 x18: 1fffe000337dc876
x17: ffff80008f62e000 x16: ffff80008aec8e2c x15: 0000000000000001
x14: 1fffe000337df620 x13: 0000000000000000 x12: 0000000000000000
x11: 0000000000080000 x10: 0000000000000003 x9 : bd48e432a2630200
x8 : bd48e432a2630200 x7 : ffff800080489294 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000010
x2 : 0000000000000007 x1 : ffff80008b507fe0 x0 : 0000000000000001
Call trace:
 cleanup_transaction+0x694/0x73c fs/btrfs/transaction.c:2021 (P)
 btrfs_commit_transaction+0x2160/0x2b44 fs/btrfs/transaction.c:2612
 prepare_to_relocate+0x308/0x3e0 fs/btrfs/relocation.c:3513
 relocate_block_group+0x110/0xb64 fs/btrfs/relocation.c:3538
 btrfs_relocate_block_group+0x628/0x97c fs/btrfs/relocation.c:4008
 btrfs_relocate_chunk+0x104/0x378 fs/btrfs/volumes.c:3431
 __btrfs_balance+0x1308/0x1a94 fs/btrfs/volumes.c:4206
 btrfs_balance+0xa44/0xe58 fs/btrfs/volumes.c:4583
 btrfs_ioctl_balance+0x350/0x550 fs/btrfs/ioctl.c:3583
 btrfs_ioctl+0xb04/0xc3c fs/btrfs/ioctl.c:5303
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:907 [inline]
 __se_sys_ioctl fs/ioctl.c:893 [inline]
 __arm64_sys_ioctl+0x14c/0x1c4 fs/ioctl.c:893
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767
 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
irq event stamp: 51710
hardirqs last  enabled at (51709): [<ffff800080489328>] raw_spin_rq_unlock_irq kernel/sched/sched.h:1544 [inline]
hardirqs last  enabled at (51709): [<ffff800080489328>] finish_lock_switch+0xb0/0x1c0 kernel/sched/core.c:5144
hardirqs last disabled at (51710): [<ffff80008aec42bc>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:511
softirqs last  enabled at (50928): [<ffff8000803d0694>] softirq_handle_end kernel/softirq.c:425 [inline]
softirqs last  enabled at (50928): [<ffff8000803d0694>] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607
softirqs last disabled at (50919): [<ffff800080020efc>] __do_softirq+0x14/0x20 kernel/softirq.c:613
---[ end trace 0000000000000000 ]---
BTRFS info (device loop2 state A): dumping space info:
BTRFS info (device loop2 state A): space_info DATA+METADATA (sub-group id 0) has 6225920 free, is full
BTRFS info (device loop2 state A): space_info total=9895936, used=49152, pinned=12288, reserved=0, may_use=2031616, readonly=1576960 zone_unusable=0
BTRFS info (device loop2 state A): space_info SYSTEM (sub-group id 0) has 4186112 free, is not full
BTRFS info (device loop2 state A): space_info total=4194304, used=4096, pinned=4096, reserved=0, may_use=0, readonly=0 zone_unusable=0
BTRFS info (device loop2 state A): global_block_rsv: size 983040 reserved 983040
BTRFS info (device loop2 state A): trans_block_rsv: size 0 reserved 0
BTRFS info (device loop2 state A): chunk_block_rsv: size 0 reserved 0
BTRFS info (device loop2 state A): delayed_block_rsv: size 0 reserved 0
BTRFS info (device loop2 state A): delayed_refs_rsv: size 0 reserved 0
BTRFS: error (device loop2 state A) in cleanup_transaction:2021: errno=-28 No space left
BTRFS info (device loop2 state EA): forced readonly
BTRFS info (device loop2 state EA): 1 enospc errors during balance
BTRFS info (device loop2 state EA): balance: ended with status: -28