Still no go. It crashes when I use Xfce, but works okay when I use KDE (no errors with old or new drivers).
I'm tempted to try to enable desktop effects in Xfce to see whether that helps: >From dmesg: [ 806.491110] [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU hung [ 806.491120] [drm] capturing error event; look for more information in /debug/dri/0/i915_error_state [ 808.454009] [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU hung [ 808.454358] [drm:i915_reset] *ERROR* GPU hanging too fast, declaring wedged! [ 808.454364] [drm:i915_reset] *ERROR* Failed to reset chip. ~> dpkg -l '*mesa*' Desired=Unknown/Install/Remove/Purge/Hold | Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend |/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad) ||/ Name Version Architecture Description +++-==========================================================-==================================-==================================-========================================================================================================================= ii libegl1-mesa:amd64 9.3~git1310040932.b28051+glvdpau~g amd64 free implementation of the EGL API -- runtime ii libegl1-mesa-drivers:amd64 9.3~git1310040932.b28051+glvdpau~g amd64 free implementation of the EGL API -- hardware drivers ii libgl1-mesa-dev 9.3~git1310040932.b28051+glvdpau~g amd64 free implementation of the OpenGL API -- GLX development files ii libgl1-mesa-dri:amd64 9.3~git1310040932.b28051+glvdpau~g amd64 free implementation of the OpenGL API -- DRI modules ii libgl1-mesa-dri:i386 9.3~git1310040932.b28051+glvdpau~g i386 free implementation of the OpenGL API -- DRI modules un libgl1-mesa-dri-dev <none> (no description available) un libgl1-mesa-dri-experimental <none> (no description available) ii libgl1-mesa-glx:amd64 9.3~git1310040932.b28051+glvdpau~g amd64 free implementation of the OpenGL API -- GLX runtime ii libgl1-mesa-glx:i386 9.3~git1310040932.b28051+glvdpau~g i386 free implementation of the OpenGL API -- GLX runtime un libgl1-mesa-glx-no-multiarch <none> (no description available) un libgl1-mesa-swx11-dev <none> (no description available) ii libglapi-mesa:amd64 9.3~git1310040932.b28051+glvdpau~g amd64 free implementation of the GL API -- shared library ii libglapi-mesa:i386 9.3~git1310040932.b28051+glvdpau~g i386 free implementation of the GL API -- shared library ii libgles2-mesa:amd64 9.3~git1310040932.b28051+glvdpau~g amd64 free implementation of the OpenGL|ES 2.x API -- runtime ii libglu1-mesa:amd64 9.0.0-0ubuntu1 amd64 Mesa OpenGL utility library (GLU) ii libglu1-mesa:i386 9.0.0-0ubuntu1 i386 Mesa OpenGL utility library (GLU) ii libglu1-mesa-dev 9.0.0-0ubuntu1 amd64 Mesa OpenGL utility library -- development files ii libopenvg1-mesa:amd64 9.3~git1310040932.b28051+glvdpau~g amd64 free implementation of the OpenVG API -- runtime ii mesa-common-dev 9.3~git1310040932.b28051+glvdpau~g amd64 Developer documentation for Mesa un mesa-glide2-dev <none> (no description available) ii mesa-utils 8.1.0-0ubuntu1~r~gd amd64 Miscellaneous Mesa GL utilities un mesag-dev <none> (no description available) un mesag3 <none> (no description available) un mesag3+ggi-dev <none> (no description available) un xlibmesa-dev <none> (no description available) un xlibmesa-dri <none> (no description available) un xlibmesa-gl-dev <none> (no description available) un xlibmesa-glu-dev <none> (no description available) un xlibmesa3 <none> (no description available) un xlibosmesa-dev <none> (no description available) -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1176653 Title: [ilk mesa] *ERROR* GPU hanging too fast, declaring wedged! Status in “xserver-xorg-video-intel” package in Ubuntu: Incomplete Bug description: I don't know exactly to reproduce this crash, but it often happens when using unity, after a long uptime, after some suspend/wake up cycles, when dragging Firefox window to the right edge of the screen (to semi maximize it). kern.log: [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU hung [drm] capturing error event; look for more information in /debug/dri/0/i915_error_state [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU hung [drm:i915_reset] *ERROR* GPU hanging too fast, declaring wedged! [drm:i915_reset] *ERROR* Failed to reset chip. The i915_error_state is attached. If I can do something to help debugging this issue, please, let me know. ProblemType: Bug DistroRelease: Ubuntu 13.04 Package: xserver-xorg-video-intel 2:2.21.6-0ubuntu4 Uname: Linux 3.8.8-030808-generic x86_64 .tmp.unity.support.test.0: ApportVersion: 2.9.2-0ubuntu8 Architecture: amd64 CompizPlugins: [core,composite,opengl,compiztoolbox,decor,vpswitch,snap,mousepoll,resize,place,move,wall,grid,regex,imgpng,session,gnomecompat,animation,fade,unitymtgrabhandles,workarounds,scale,expo,ezoom,unityshell] CompositorRunning: None Date: Sun May 5 17:12:03 2013 DistUpgraded: Fresh install DistroCodename: raring DistroVariant: ubuntu ExtraDebuggingInterest: Yes GraphicsCard: Intel Corporation Core Processor Integrated Graphics Controller [8086:0046] (rev 12) (prog-if 00 [VGA controller]) Subsystem: Holco Enterprise Co, Ltd/Shuttle Computer Device [1297:2013] InstallationDate: Installed on 2013-01-18 (106 days ago) InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Alpha amd64 (20130118) MachineType: OEM B14HM21 MarkForUpload: True ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.8.8-030808-generic root=UUID=31bf15a7-a30a-459b-8d4d-c96112862f57 ro quiet splash vt.handoff=7 SourcePackage: xserver-xorg-video-intel UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 03/01/2011 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 1.02.002.E3 Test Only dmi.board.asset.tag: To be filled by O.E.M. dmi.board.name: B14HM21 dmi.board.vendor: OEM dmi.board.version: To be filled by O.E.M. dmi.chassis.asset.tag: To Be Filled By O.E.M. dmi.chassis.type: 10 dmi.chassis.vendor: OEM dmi.chassis.version: To Be Filled By O.E.M. dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr1.02.002.E3TestOnly:bd03/01/2011:svnOEM:pnB14HM21:pvrTobefilledbyO.E.M.:rvnOEM:rnB14HM21:rvrTobefilledbyO.E.M.:cvnOEM:ct10:cvrToBeFilledByO.E.M.: dmi.product.name: B14HM21 dmi.product.version: To be filled by O.E.M. dmi.sys.vendor: OEM version.compiz: compiz 1:0.9.9~daily13.04.18.1~13.04-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.43-0ubuntu1 version.libgl1-mesa-dri: libgl1-mesa-dri 9.1.1-0ubuntu3 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 9.1.1-0ubuntu3 version.xserver-xorg-core: xserver-xorg-core 2:1.13.3-0ubuntu6 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.3-0ubuntu2b2 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.1.0-0ubuntu2 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.21.6-0ubuntu4 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.7-0ubuntu1 xserver.bootTime: Sun May 5 12:46:56 2013 xserver.configfile: default xserver.errors: intel(0): Detected a hung GPU, disabling acceleration. intel(0): When reporting this, please include i915_error_state from debugfs and the full dmesg. xserver.logfile: /var/log/Xorg.0.log xserver.version: 2:1.13.3-0ubuntu6 xserver.video_driver: intel To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1176653/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp