On 04/08/13 15:04, Beartooth wrote: > > On Fedora 17 and 18 I sometimes get a display like nothing else I > know. It's made up of short horizontal lines, some in color, arranged > into long diagonals that cover the screen, with about the angle of a > backslash. The little lines in each group are parallel, and there's > always a little space between every group and the next. > > It comes up suddenly, on a key press or a mouse click. > > Once it comes up, it owns the machine -- nothing the mouse or > keyboard can do (that I know of, anyway) has any effect, and I have to > hit the reset button. > > I have yet to discover any correlation with any user action : > afaict, some power of darkness arms the trigger, apparently randomly, and > the next thing I do brings on the crash. > > Has anyone else seen this? Diagnosed it? Found any prevention or > cure?? > Can you login from the machine remotely and look at xorg.0.log, dmesg, or any of the users .x* files to see if there's anything interesting there? Kevin -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines Have a question? Ask away: http://ask.fedoraproject.org