I'm not completely sure if this is really a dupe of these two bugs: KDM starts just fine, and logging in works for me as well. I just get that warning in my logs. But maybe that is just the less severe case of the same problem.
-- KDM detected memory corruption https://launchpad.net/bugs/47455 -- kubuntu-bugs mailing list kubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs
