------------[ cut here ]------------ WARNING: CPU: 0 PID: 12499 at fs/btrfs/volumes.c:3202 btrfs_remove_chunk+0x1378/0x1904 fs/btrfs/volumes.c:3202 Modules linked in: CPU: 0 PID: 12499 Comm: syz-executor154 Not tainted 6.1.22-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : btrfs_remove_chunk+0x1378/0x1904 fs/btrfs/volumes.c:3202 lr : btrfs_remove_chunk+0x1378/0x1904 fs/btrfs/volumes.c:3202 sp : ffff80001ee476a0 x29: ffff80001ee47820 x28: 0000000000100000 x27: ffff0000df858cc8 x26: dfff800000000000 x25: ffffffffffffffe4 x24: ffff0000cb8f9d00 x23: ffff700003dc8eec x22: 1fffe000194ff560 x21: ffff0000ca7fab00 x20: 0000000000000000 x19: 0000000000000000 x18: 1fffe000368b6b76 x17: ffff80001557d000 x16: ffff8000083029c0 x15: ffff0001b45b5bbc x14: 1ffff00002ab00b0 x13: dfff800000000000 x12: 0000000000000003 x11: ff8080000aab7e28 x10: 0000000000000003 x9 : f39f0f85e7639b00 x8 : f39f0f85e7639b00 x7 : ffff80000827b520 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000006 x1 : ffff80001222c140 x0 : ffff80019f0e4000 Call trace: btrfs_remove_chunk+0x1378/0x1904 fs/btrfs/volumes.c:3202 btrfs_relocate_chunk+0x230/0x328 fs/btrfs/volumes.c:3325 __btrfs_balance+0x1468/0x1dc8 fs/btrfs/volumes.c:4017 btrfs_balance+0x9f0/0xe58 fs/btrfs/volumes.c:4400 btrfs_ioctl_balance+0x3e4/0x778 fs/btrfs/ioctl.c:4481 btrfs_ioctl+0x72c/0xb08 fs/btrfs/ioctl.c:5512 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:856 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x64/0x218 arch/arm64/kernel/syscall.c:206 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581 irq event stamp: 76960 hardirqs last enabled at (76959): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1366 [inline] hardirqs last enabled at (76959): [] finish_lock_switch+0xbc/0x1e8 kernel/sched/core.c:5000 hardirqs last disabled at (76960): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (76944): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (76944): [] __do_softirq+0xc14/0xea0 kernel/softirq.c:600 softirqs last disabled at (76927): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:79 ---[ end trace 0000000000000000 ]--- BTRFS info (device loop5: state A): dumping space info: BTRFS info (device loop5: state A): space_info DATA+METADATA has 1867776 free, is not full BTRFS info (device loop5: state A): space_info total=3276800, used=61440, pinned=0, reserved=8192, may_use=1339392, readonly=0 zone_unusable=0 BTRFS info (device loop5: state A): space_info SYSTEM has 8253440 free, is not full BTRFS info (device loop5: state A): space_info total=12451840, used=4096, pinned=0, reserved=0, may_use=0, readonly=4194304 zone_unusable=0 BTRFS: error (device loop5: state A) in btrfs_remove_chunk:3202: errno=-28 No space left