I do experience something similar to your problem, and I have found that it is because disk failures. You could use dd from a livecd (or smartctl) to see if your problem has the same source as mine.
-- Disk corruption and complete freezes. :( https://bugs.launchpad.net/bugs/381327 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
