Has this happened in the released version (released recently) not in the beta2 version?
On Mon, May 2, 2011 at 8:53 AM, Martin Pitt <martin.p...@ubuntu.com> wrote: > Copied to oneiric as well. > > ** Changed in: xserver-xorg-video-intel (Ubuntu Oneiric) > Status: Fix Committed => Fix Released > > ** Changed in: xserver-xorg-video-intel (Ubuntu Oneiric) > Milestone: natty-updates => None > > -- > You received this bug notification because you are a direct subscriber > of a duplicate bug (769862). > https://bugs.launchpad.net/bugs/727594 > > Title: > SRU: [i915gm] GPU lockup (ESR: 0x00000001 IPEHR: 0x02000004) > > Status in Release Notes for Ubuntu: > New > Status in X.org xf86-video-intel: > Confirmed > Status in “linux” package in Ubuntu: > Invalid > Status in “xserver-xorg-video-intel” package in Ubuntu: > Fix Released > Status in “linux” source package in Natty: > Invalid > Status in “xserver-xorg-video-intel” source package in Natty: > Fix Released > Status in “linux” source package in Oneiric: > Invalid > Status in “xserver-xorg-video-intel” source package in Oneiric: > Fix Released > > Bug description: > [Impact] > Severe GPU lockup affecting the i915/i945 family of Intel chips, resulting > in unrecoverable freeze of graphics, black screen and/or corruption, > requiring a hard reboot to reset. The issue is widespread amongst these > cards as evidenced by the large number of dupes; the hardware is common. > Most users report this is a regression in behavior from maverick. > > [Background] > Subsequent to the code included in maverick, upstream introduced an > optimization to relax fencing on Intel hardware. This change reduced the > amount of memory allocated for video buffers. However on older (pre-G33) > hardware such as i915/i945 this results in increased chances of GPU lockups. > > [Fix for Development Version] > Upstream has opted to disable the relaxed fencing optimization for their > driver release, and the change is still present in their active upstream git > tree. Thus, we will be pulling this fix when we update X in oneiric. > > [Fix for Stable Version] > For natty, the attached patch is a backport of the patch that went > upstream. This patch makes relaxed fencing into an xorg.conf option that > can be set, and makes it disabled by default for gen < 33 chipsets. > > [Steps to Reproduce] > The freezes typically occur intermittently after some period of use. For > some people it occurs right at boot, others after minutes or hours of usage. > Some users find that certain activities such as web browsing makes the > issue more likely to occur, but others do not find it correlated to any > particular action. > > However, in all cases once the system is frozen, the file > /sys/kernel/debug/dri/0/i915_error_state will contain an error code > for the IPEHR value. The exact value appears to vary greatly from hw > to hw, but common values tend to be either in the 0x02xxxxxx or > 0x7xxxxxxx range. > > With this patch applied, gpu freezes should either go away entirely, > or become much less frequent. Freezes which still occur but have > IPEHR values outside these two ranges may be unrelated bugs. > > [Regression Potential] > The patch itself is relatively small and unlikely to introduce regression. > > However, this switches optimization paths within the driver. It > restores us to an older codepath so presumably this will at least be > as stable as maverick, however the amount of testing this path has > received on natty is limited. The code is upstream and being tested > by the wider community and so far has not proven problematic. > > Because it is disabling an optimization, it is possible some users of > older hardware may see performance regress, but should be no worse > than what was available in maverick. > > > [Original Report] > As instructed by Bryce I installed the following kernel on my Asus eee pc > 701 running natty: > " Please test with the following kernel: > > http://kernel.ubuntu.com/~kernel-ppa/mainline/daily/current/ " > > by doing sudo dpkg -i linux-image....deb > > Then I ran update manager. > > After rebooting I browsed with google chrome. The system froze after 5 > minutes. > > I rebooted the same kernel and immediately got this problem popup. In > addition there is font corruption - part of the letter t is missing in > the browser. > > ProblemType: Crash > DistroRelease: Ubuntu 11.04 > Package: xserver-xorg-video-intel 2:2.14.0-1ubuntu11 > Uname: Linux 2.6.38-999-generic i686 > Architecture: i386 > Chipset: i915gm > CompizPlugins: No value set for > `/apps/compiz-1/general/screen0/options/active_plugins' > CompositorRunning: None > DRM.card0.LVDS.1: > status: connected > enabled: enabled > dpms: On > modes: 800x480 > edid-base64: > DRM.card0.VGA.1: > status: connected > enabled: enabled > dpms: On > modes: 1680x1050 1280x1024 1280x1024 1280x960 1152x864 1024x768 1024x768 > 1024x768 832x624 800x600 800x600 800x600 800x600 640x480 640x480 640x480 > 640x480 720x400 > edid-base64: > AP///////wBMLX4CMjJFTQ4RAQMOLx54KtUVpFVJmicUUFS/74CzAIGAgUBxTwEBAQEBAQEBfC6QoGAaHkAwIDYA2igRAAAaAAAA/QA4Sx5RDgAKICAgICAgAAAA/ABTeW5jTWFzdGVyCiAgAAAA/wBIOU5QNDAwMTk3CiAgAM8= > Date: Wed Mar 2 15:23:13 2011 > DistUpgraded: Yes, recently upgraded Log time: 2011-02-17 19:00:58.983764 > DistroCodename: natty > DistroVariant: ubuntu > DumpSignature: c38b9ae8 (ESR: 0x00000001 IPEHR: 0x02000004) > ExecutablePath: /usr/share/apport/apport-gpu-error-intel.py > GraphicsCard: > Intel Corporation Mobile 915GM/GMS/910GML Express Graphics Controller > [8086:2592] (rev 04) (prog-if 00 [VGA controller]) > Subsystem: ASUSTeK Computer Inc. Device [1043:82d9] > Subsystem: ASUSTeK Computer Inc. Device [1043:82d9] > InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha i386 (20110202) > InterpreterPath: /usr/bin/python2.7 > MachineType: ASUSTeK Computer INC. 701 > ProcCmdline: /usr/bin/python /usr/share/apport/apport-gpu-error-intel.py > ProcEnviron: > > ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-999-generic > root=UUID=3893e3fd-c2b4-40ec-9810-5a9aba86cbd4 ro > crashkernel=384M-2G:64M,2G-:128M quiet splash vt.handoff=7 > ProcKernelCmdLine_: BOOT_IMAGE=/boot/vmlinuz-2.6.38-999-generic > root=UUID=3893e3fd-c2b4-40ec-9810-5a9aba86cbd4 ro > crashkernel=384M-2G:64M,2G-:128M quiet splash vt.handoff=7 > RelatedPackageVersions: > xserver-xorg 1:7.6~3ubuntu8 > libdrm2 2.4.23-1ubuntu3 > xserver-xorg-video-intel 2:2.14.0-1ubuntu11 > Renderer: Unknown > SourcePackage: xserver-xorg-video-intel > Title: [i915gm] GPU lockup c38b9ae8 (ESR: 0x00000001 IPEHR: 0x02000004) > UpgradeStatus: Upgraded to natty on 2011-02-24 (5 days ago) > UserGroups: > > dmi.bios.date: 05/04/2008 > dmi.bios.vendor: American Megatrends Inc. > dmi.bios.version: 1001 > dmi.board.asset.tag: To Be Filled By O.E.M. > dmi.board.name: 701 > dmi.board.vendor: ASUSTeK Computer INC. > dmi.board.version: x.xx > dmi.chassis.asset.tag: 0x00000000 > dmi.chassis.type: 10 > dmi.chassis.vendor: ASUSTek Computer INC. > dmi.chassis.version: x.x > dmi.modalias: > dmi:bvnAmericanMegatrendsInc.:bvr1001:bd05/04/2008:svnASUSTeKComputerINC.:pn701:pvrx.x:rvnASUSTeKComputerINC.:rn701:rvrx.xx:cvnASUSTekComputerINC.:ct10:cvrx.x: > dmi.product.name: 701 > dmi.product.version: x.x > dmi.sys.vendor: ASUSTeK Computer INC. > version.compiz: compiz 1:0.9.4-0ubuntu3 > version.libdrm2: libdrm2 2.4.23-1ubuntu3 > version.libgl1-mesa-glx: libgl1-mesa-glx > 7.10.1~git20110215.cc1636b6-0ubuntu2 > version.xserver-xorg: xserver-xorg 1:7.6~3ubuntu8 > version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.0-0ubuntu2 > version.xserver-xorg-video-intel: xserver-xorg-video-intel > 2:2.14.0-1ubuntu11 > version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau > 1:0.0.16+git20110107+b795ca6e-0ubuntu5 > > [lspci] > Nux: lspci: 00:02.0 VGA compatible controller [0300]: Intel Corporation > Mobile 915GM/GMS/910GML Express Graphics Controller [8086:2592] (r > > To unsubscribe from this bug, go to: > https://bugs.launchpad.net/ubuntu-release-notes/+bug/727594/+subscribe > -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/727594 Title: SRU: [i915gm] GPU lockup (ESR: 0x00000001 IPEHR: 0x02000004) _______________________________________________ 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
