For all "Intel Ivy Bridge" user (Intel i5-3570K, HD Graphics 4000) Unity 3D (Compiz) and Gnome-Shell (Mutter) will crash!
Only 2D Desktop (Unity-2D, ) runs stable. (KWIN not tested!) Maybe it's time for a new bug report? All Systems with integrated Intel HD Graphics 4000 randomly freezes in 3D-Desktop (unity, gnome-shell). The machine freezes completely, no mouse or keyboard response. no chance to switch tty1, tty2 ... Magic SysRq also not working... the machine is completely death. Affected systems: Michael (starkpc) Intel Core i5 3570K 3.4GHz Gigabyte Z77M-D3H ramayer (rm-ubuntu) Intel Core i5 3570K 3.4GHz ASUS P8Z77-V Cloudsheen (bensharman) Intel Core i5 3570K 3.4GHz Gigabyte Z77X-UD3H max (maxozilla) Intel Core i5 3570K 3.4GHz MSI Z77A-G43 -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/993187 Title: ubuntu 12.04 64bit completely freezes frequently To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/993187/+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