Random freezing in jaunty /hard lockups

[rubikon]

Hope this helps somebody else in trouble !
Gone through 3 weeks pain and minimal sleep but all worth it now :

Sound problems with soundblaster & Intrepid(8.1) sorted
AND
Random freezing making Jaunty (9.04) unusable sorted.

see thread
http://ubuntuforums.org/showthread.php?t=1296579