System Environment: -------------------------- Platform: IvyBridge Libdrm: (master)2.4.26 Mesa: (master)8875dd58719b978283e89acf04422a4eaf9b021d Xserver: (server-1.10-branch)xorg-server-1.10.2-11-g9551f5041915fa00ca243a279efb55de2ff11a00 Xf86_video_intel:(master)2.15.0-96-ga1ee4b930846d4ba9274028c08800b882fc926f1 Cairo: (master)3b9c8744898823a4b09917f0540a324318fef726 Libva: (master)3c1b6875b589f3a40709a889da85b979e34db625 Kernel: (drm-intel-fixes)6a574b5b9b186e28abd3e571dfd1700c5220b510 Bug detailed description: ------------------------- Blank screen and GPU huang on gnome session when enable compiz on IvyBridge. There is "Call Trace" in dmesg.When kill the progress of compiz,can enter into gnome desk-session, but OpenGL renderer string:Software Rasterizer. Pls see the dmesg and i915_error_state. Reproduce steps: ------------------------- 1.xinit& 2.gnome-session
Created attachment 48025 [details] dmesg
Created attachment 48026 [details] i915_error_state.tar.gz
Can you try the patches in this thread? http://lists.freedesktop.org/archives/intel-gfx/2011-June/011014.html
Those patches make Compiz and GNOME Shell run for me. (GNOME Shell has other issues, but at least runs.)
Test the commit 6a574b5b9b186e2 with above two patches, gnome-session works fine when enable compiz. On gnome-session with compiz, "Hangcheck" in dmesg when open 8-10 "Terminal" (Applications/System Tools/Terminal). [drm:i915_hangcheck_ring_idle] *ERROR* Hangcheck timer elapsed... blt ring idle [waiting on 4034, at 4034], missed IRQ? Enable semaphores or disable compiz, can fix this "Hangcheck".
need Jesse's patches into -fixes asap.
*** Bug 38393 has been marked as a duplicate of this bug. ***
*** Bug 38392 has been marked as a duplicate of this bug. ***
Verified with the commit 7c9017e5b77118439952fe8dc22809bae4fae4b6,it works fine.
Closing old verified.
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