It does look like the backlight is spontaneously changing. Can you please attach the output from 'echo 0xa > /sys/modules/drm/parameters/debug ; sleep 30; dmesg' ?
-- 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/1152597 Title: Screen Flickers on 64-bit Ubuntu 12.10 - Intel GM45 Chipset To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1152597/+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
