I've just bought a cheap usb wifi adapter from ebay. It is mediatek based,
Bus 001 Device 003: ID 148f:7601 Ralink Technology, Corp.
I'm on 3.13 kernel, and the driver provided in the cd shipped with the adapter didn't wanted to compile. I've followed this guide and then everything compiled fine.
The problem is, when I plug in the adapter it connects fine but, after a couple of seconds, the kernel panics. Can anyone help me find out what's wrong? Here's a picture of the screen when the PC crashes: