tokens: For exploiting this issue , any process running with any UID can be converted into root easily by simply using the following command : echo " rootmydevice '' > /proc/sunxi_debug/sunxi_debug The Linux 3.4-sunxi kernel was originally designed to support the Android operating system on Allwinner ARM for tablets , but later it was used to port Linux to many Allwinner processors on boards like Banana Pi micro-PCs , Orange Pi , and other devices .