I upgraded a machine from 2.6.11.7 to 2.6.12.2 today and the only thanks
I got was a brand new kernel panic. From the backtrace it seems that the
dc395x driver is the culprit. From what I can tell it hasn't undergone
any changes between the two versions.

Image of kernel panic:

http://craffe.se/img_0041.jpg

dmesg from 2.6.11.7 included.

Rgds
Pierre