Openwrt 误删 libubox 库

[feb17]

root@OpenWrt:/# opkg update
Error loading shared library libubox.so: No such file or directory (needed by /bin/opkg)
Error relocating /bin/opkg: md5sum: symbol not found
Error relocating /bin/opkg: blob_put: symbol not found
Error relocating /bin/opkg: blob_buf_init: symbol not found
Error relocating /bin/opkg: blob_buf_free: symbol not found
Error relocating /bin/opkg: __calloc_a: symbol not found

有没有大佬知道咋急救。。

[LGA1150]

rm /overlay/upper/lib/libubox.so && reboot

如果不是 overlayfs 只能手动下载 ipk 解压了