On Mon, 2007-05-07 at 17:35 +0000, Jack Malmostoso wrote: > On Mon, 07 May 2007 16:50:13 +0200, Eduardo M KALINOWSKI wrote: > > > HARDWARE ERROR > > CPU 0: Machine Check Exception: 4 > > Bank 4: b200000000070f0f > > TSC a38a02f0b > > This is not a software problem! Turn off Chipkill in the BIOS unless you know for a fact that your RAM is single rank (x4bit). -s