I'd guess that the stack trace in the previous comment is NOT related to the crash because it seems to happen during X initialization (does not happen usually, just this random event) and X does not crash immediately, only after loading the URL in the bug description.
-- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1018706 Title: Intel X4500 display driver crashes X when loading an URL in Firefox To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1018706/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp