Created attachment 92710 i915_error_state I'm also getting regular Sandybridge GPU lockups with Mesa 10.0.1 and Linux kernel 3.13.
dmesg output: [ 918.876872] [drm] stuck on render ring [ 918.876876] [drm] stuck on blitter ring [ 918.876878] [drm] GPU crash dump saved to /sys/class/drm/card0/error [ 918.876879] [drm] GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace. [ 918.876879] [drm] Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel [ 918.876880] [drm] drm/i915 developers can then reassign to the right component if it's not a kernel issue. [ 918.876880] [drm] The gpu crash dump is required to analyze gpu hangs, so please always attach it. [ 932.923240] [drm] stuck on render ring [ 932.923242] [drm] stuck on blitter ring Unfortunately the crash dump doesn't help - it's an empty file! -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to mesa in Ubuntu. https://bugs.launchpad.net/bugs/1140716 Title: [regression] 3.5.0-26-generic and 3.2.0-39-generic GPU hangs on Sandybridge To manage notifications about this bug go to: https://bugs.launchpad.net/dri/+bug/1140716/+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