Comment 10 for bug 128440

According to this link:
http://www.linuxquestions.org/questions/linux-general-1/kernel-panicatkbd.c-spurious-ack-on-isa0060serio0-507224/

Seems like this issue coused by some brocken modules not related keyboard , for example sata controller. Please can you recompile you kernel with module sata_nv build in?