Your logs report this error: (EE) RADEON(0): RADEONWaitForIdleCP: CP idle -22 (EE) RADEON(0): Idle timed out, resetting engine... (EE) RADEON(0): RADEONWaitForIdleCP: CP reset -22 (EE) RADEON(0): RADEONWaitForIdleCP: CP start -22
It seems an Ati driver problem, so I reassign this to xserver-xorg- video-ati package for more investigations. Please attach the output of lspci --vvnn that may be useful for future triagers. Thanks for your collaboration. ** Changed in: xserver-xorg-video-ati (Ubuntu) Sourcepackagename: kdebase => xserver-xorg-video-ati ** Changed in: xserver-xorg-video-ati (Ubuntu) Assignee: Marco Maini (maini10) => (unassigned) -- [gutsy] kdm crashes when randr is enabled https://bugs.launchpad.net/bugs/147361 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs