I'm still following this thread but the problem went away for me about a year ago after I switched from Sidux to standard Debian (Sid).
What I did notice, when it was still happening, is that it always occurred after I started X from a terminal with startx. Since Ubuntu boots directly into Gnome I suppose you would not realize this. -- Uhhuh. NMI received for unknown reason a0 on CPU 0 https://bugs.launchpad.net/bugs/116752 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
