我该如何修复以下错误：
btrfs 检查 -b --repair /dev/sdb2
启用修复模式
警告：
Do not use --repair unless you are advised to do so by a developer
or an experienced user, and then only after having accepted that no
fsck can successfully repair all types of filesystem corruption. Eg.
some software or hardware bugs can fatally damage a volume.
The operation will start in 10 seconds.
Use Ctrl-C to stop it.
10 9 8 7 6 5 4 3 2 1
开始修复。
打开文件系统来检查...
检查 /dev/sdb2 上的文件系统
UUID：b5e07514-ad87-47ac-b4f7-3d797cb689bd
[1/7] 检查根项目
与找到的根节点 (118707) 相比，根 258 的根项具有更新的 gen (118911)
错误：无法修复根项目：参数无效