BTRFS warning (device loop4): Skipping commit of aborted transaction. ------------[ cut here ]------------ WARNING: CPU: 0 PID: 521 at fs/btrfs/transaction.c:1996 cleanup_transaction+0x674/0x770 fs/btrfs/transaction.c:1996 Modules linked in: CPU: 0 PID: 521 Comm: kworker/u4:4 Not tainted 6.1.140-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: events_unbound btrfs_async_reclaim_metadata_space pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : cleanup_transaction+0x674/0x770 fs/btrfs/transaction.c:1996 lr : cleanup_transaction+0x674/0x770 fs/btrfs/transaction.c:1996 sp : ffff8000214f75e0 x29: ffff8000214f76c0 x28: dfff800000000000 x27: ffff70000429eec4 x26: 0000000000000000 x25: 0000000000000000 x24: ffff0000e23386e0 x23: 00000000ffffffe4 x22: 1fffe0001c4670dc x21: ffff0000d0a79000 x20: ffff0000da500000 x19: ffff0000e2338690 x18: ffff800011a7bd00 x17: 0000000000000000 x16: ffff8000082d1c1c x15: 0000000000000000 x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000ff0100 x11: ff008000081913ec x10: 0000000000000000 x9 : 93c8cfda332c3300 x8 : 93c8cfda332c3300 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff8000214f7078 x4 : ffff800015154740 x3 : ffff80000852df5c x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: cleanup_transaction+0x674/0x770 fs/btrfs/transaction.c:1996 btrfs_commit_transaction+0x20b8/0x29f0 fs/btrfs/transaction.c:2582 flush_space+0x804/0xcdc fs/btrfs/space-info.c:807 btrfs_async_reclaim_metadata_space+0x25c/0x308 fs/btrfs/space-info.c:1080 process_one_work+0x7f4/0x13a8 kernel/workqueue.c:2292 worker_thread+0x8c8/0xfbc 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: 83294 hardirqs last enabled at (83293): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:261 hardirqs last disabled at (83294): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (80560): [] neigh_managed_work+0x1d0/0x214 net/core/neighbour.c:1618 softirqs last disabled at (80556): [] neigh_managed_work+0x3c/0x214 net/core/neighbour.c:1613 ---[ end trace 0000000000000000 ]--- BTRFS info (device loop4: state A): dumping space info: BTRFS info (device loop4: state A): space_info DATA+METADATA has 7274496 free, is full BTRFS info (device loop4: state A): space_info total=9895936, used=49152, pinned=12288, reserved=0, may_use=983040, readonly=1576960 zone_unusable=0 BTRFS info (device loop4: state A): space_info SYSTEM has 4186112 free, is not full BTRFS info (device loop4: state A): space_info total=4194304, used=4096, pinned=4096, reserved=0, may_use=0, readonly=0 zone_unusable=0 BTRFS info (device loop4: state A): global_block_rsv: size 983040 reserved 983040 BTRFS info (device loop4: state A): trans_block_rsv: size 0 reserved 0 BTRFS info (device loop4: state A): chunk_block_rsv: size 0 reserved 0 BTRFS info (device loop4: state A): delayed_block_rsv: size 0 reserved 0 BTRFS info (device loop4: state A): delayed_refs_rsv: size 0 reserved 0 BTRFS: error (device loop4: state A) in cleanup_transaction:1996: errno=-28 No space left BTRFS info (device loop4: state EA): forced readonly