I had this problem with my Dell Inspiron 1501 and finally realized that it happens when a SD card is in the built in slot in the notebook. It boots Windows fine, but Ubuntu locks every time with CPU Soft Lockup During Boot. My terminal output is attached...
** Attachment added: "Terminal Output" http://librarian.launchpad.net/6722545/Output -- CPU soft lockup during boot if ipw3945 kill switch is on https://launchpad.net/bugs/63418 -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
