I too am having this same problem when trying to install on my Vaio. I have attached lshw hardware log, I hope it helps.
** Attachment added: "My Sony Vaio Hardware log" http://launchpadlibrarian.net/13961681/bug-report.txt -- 8.04 amd64 install problem soft lockup in CPU https://bugs.launchpad.net/bugs/220100 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
