For the Atrix owners that have been hacking and slashing your way through your new dual-core device, a new file has been leaked that may allow you to continue your work with a bit of a safety net. A system boot file has been passed around various Russian forums and has made appearances on a few other blogs. This file could be the key to saving your device from a hard brick state. Details as well as some specifications on the file can be found by clicking the source link.
You may now continue abusing your Atrix. =P
Source: Brief Mobile