P.S. my var/crash is similar but slightly different, I get:
---> snip
[ 25.502314] init: plymouth-stop pre-start process (1325) terminated with
status 1
[ 32.813259] eth0: no IPv6 routers present
[ 54.854258] usb 2-1.5.3: USB disconnect, device number 5
[ 54.991135] usb 2-1.5.4: USB d
I seem to be seeing a very similar issue on 12.04LTS after taking the
latest update (everything was fine before that). I was getting
graphical corruption, the apport-gpu-error-intel.py crash report, and
the machine would hang.
I think this may be the same issue as reported on the forum
http://ask