------------[ cut here ]------------ BTRFS: Transaction aborted (error -28) WARNING: CPU: 1 PID: 6844 at fs/btrfs/volumes.c:3288 btrfs_remove_chunk+0x14a4/0x18d4 fs/btrfs/volumes.c:3288 Modules linked in: CPU: 1 PID: 6844 Comm: syz-executor.2 Not tainted 6.10.0-rc7-syzkaller-00109-gc912bf709078 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : btrfs_remove_chunk+0x14a4/0x18d4 fs/btrfs/volumes.c:3288 lr : btrfs_remove_chunk+0x14a4/0x18d4 fs/btrfs/volumes.c:3288 sp : ffff80009bad76c0 x29: ffff80009bad7840 x28: 0000000000100000 x27: ffff0000dc17d188 x26: dfff800000000000 x25: ffff0000e8771f00 x24: ffffffffffffffe4 x23: dfff800000000000 x22: ffff70001375aef0 x21: ffff0000dc17d128 x20: 0000000000000000 x19: 0000000000000000 x18: 0000000000000008 x17: 0000000000000000 x16: ffff800082f95f34 x15: 0000000000000001 x14: 1fffe000367a864a x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000002 x10: 0000000000ff0100 x9 : b3f11d5fadcab800 x8 : b3f11d5fadcab800 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009bad6e18 x4 : ffff80008f3c53a0 x3 : ffff8000805e5ef0 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: btrfs_remove_chunk+0x14a4/0x18d4 fs/btrfs/volumes.c:3288 btrfs_relocate_chunk+0x268/0x37c fs/btrfs/volumes.c:3418 __btrfs_balance+0x1454/0x1db4 fs/btrfs/volumes.c:4157 btrfs_balance+0xa38/0xe50 fs/btrfs/volumes.c:4534 btrfs_ioctl_balance+0x3e4/0x6ec fs/btrfs/ioctl.c:3675 btrfs_ioctl+0x70c/0xaec fs/btrfs/ioctl.c:4742 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/0x1c8 fs/ioctl.c:893 __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:131 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:150 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 irq event stamp: 76298 hardirqs last enabled at (76297): [] __up_console_sem kernel/printk/printk.c:341 [inline] hardirqs last enabled at (76297): [] __console_unlock kernel/printk/printk.c:2731 [inline] hardirqs last enabled at (76297): [] console_unlock+0x18c/0x3d4 kernel/printk/printk.c:3050 hardirqs last disabled at (76298): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:470 softirqs last enabled at (75208): [] softirq_handle_end kernel/softirq.c:400 [inline] softirqs last enabled at (75208): [] handle_softirqs+0xa3c/0xbfc kernel/softirq.c:582 softirqs last disabled at (75065): [] __do_softirq+0x14/0x20 kernel/softirq.c:588 ---[ end trace 0000000000000000 ]--- BTRFS info (device loop2 state A): dumping space info: BTRFS info (device loop2 state A): space_info DATA+METADATA has 720896 free, is not full BTRFS info (device loop2 state A): space_info total=3276800, used=61440, pinned=0, reserved=8192, may_use=2486272, readonly=0 zone_unusable=0 BTRFS info (device loop2 state A): space_info SYSTEM has 0 free, is not full BTRFS info (device loop2 state A): space_info total=12451840, used=4096, pinned=0, reserved=8253440, may_use=0, readonly=4194304 zone_unusable=0 BTRFS info (device loop2 state A): global_block_rsv: size 1441792 reserved 1437696 BTRFS info (device loop2 state A): trans_block_rsv: size 262144 reserved 262144 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 524288 reserved 524288 BTRFS: error (device loop2 state A) in btrfs_remove_chunk:3288: 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