BTRFS warning (device loop0): Skipping commit of aborted transaction. ------------[ cut here ]------------ BTRFS: Transaction aborted (error -28) WARNING: CPU: 1 PID: 6757 at fs/btrfs/transaction.c:2022 cleanup_transaction+0x6a8/0x750 fs/btrfs/transaction.c:2022 Modules linked in: CPU: 1 UID: 0 PID: 6757 Comm: syz.0.20 Not tainted 6.15.0-rc2-syzkaller-gc72692105976 #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : cleanup_transaction+0x6a8/0x750 fs/btrfs/transaction.c:2022 lr : cleanup_transaction+0x6a8/0x750 fs/btrfs/transaction.c:2022 sp : ffff8000a4997200 x29: ffff8000a49972e0 x28: ffff0000ddd08378 x27: ffff700014932e48 x26: 1fffe0001bba107b x25: 0000000000000000 x24: ffff0000ddd083d8 x23: 00000000ffffffe4 x22: ffff8000a4997240 x21: ffff0000cf448000 x20: dfff800000000000 x19: 0000000000000000 x18: 0000000000000008 x17: 0000000000000000 x16: ffff80008333712c x15: 0000000000000001 x14: 1fffe000366e2722 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000080000 x10: 000000000004b664 x9 : 5663ed4b32ca4900 x8 : 5663ed4b32ca4900 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff8000a4996998 x4 : ffff8000900254e0 x3 : ffff800080751da0 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: cleanup_transaction+0x6a8/0x750 fs/btrfs/transaction.c:2022 (P) btrfs_commit_transaction+0x2180/0x2afc fs/btrfs/transaction.c:2612 prepare_to_relocate+0x310/0x3ec fs/btrfs/relocation.c:3516 relocate_block_group+0x130/0xb98 fs/btrfs/relocation.c:3541 btrfs_relocate_block_group+0x56c/0x984 fs/btrfs/relocation.c:4011 btrfs_relocate_chunk+0x118/0x37c fs/btrfs/volumes.c:3511 __btrfs_balance+0x14a8/0x1d74 fs/btrfs/volumes.c:4292 btrfs_balance+0xa38/0xe50 fs/btrfs/volumes.c:4669 btrfs_ioctl_balance+0x360/0x644 fs/btrfs/ioctl.c:3586 btrfs_ioctl+0x740/0xb28 fs/btrfs/ioctl.c:5304 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:906 [inline] __se_sys_ioctl fs/ioctl.c:892 [inline] __arm64_sys_ioctl+0x14c/0x1c4 fs/ioctl.c:892 __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+0x54/0x168 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 2536 hardirqs last enabled at (2535): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (2535): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (2536): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488 softirqs last enabled at (70): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (68): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- BTRFS info (device loop0 state A): dumping space info: BTRFS info (device loop0 state A): space_info DATA+METADATA has -2031616 free, is full BTRFS info (device loop0 state A): space_info total=9895936, used=49152, pinned=12288, reserved=8257536, may_use=2031616, readonly=1576960 zone_unusable=0 BTRFS info (device loop0 state A): space_info SYSTEM has 4186112 free, is not full BTRFS info (device loop0 state A): space_info total=4194304, used=4096, pinned=4096, reserved=0, may_use=0, readonly=0 zone_unusable=0 BTRFS info (device loop0 state A): global_block_rsv: size 983040 reserved 983040 BTRFS info (device loop0 state A): trans_block_rsv: size 0 reserved 0 BTRFS info (device loop0 state A): chunk_block_rsv: size 0 reserved 0 BTRFS info (device loop0 state A): delayed_block_rsv: size 0 reserved 0 BTRFS info (device loop0 state A): delayed_refs_rsv: size 0 reserved 0 BTRFS: error (device loop0 state A) in cleanup_transaction:2022: errno=-28 No space left BTRFS info (device loop0 state EA): forced readonly BTRFS info (device loop0 state EA): 1 enospc errors during balance BTRFS info (device loop0 state EA): balance: ended with status: -28