Luís Nabais, thank you for reporting this and helping make Ubuntu better. As per http://h20000.www2.hp.com/bizsupport/TechSupport/SoftwareIndex.jsp?lang=en&cc=us&prodNameId=5045596&prodTypeId=0&prodSeriesId=5045594&swLang=13&taskId=135&swEnvOID=4060#120 an update is available for your BIOS (F.40). If you update to this, does it change anything?
As well, once complete, please provide the output of the following terminal command: sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date Thank you for your understanding. ** Changed in: xorg (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1182366 Title: 8086:0126 Random GPU which freezes the whole computer, requiring hard reset Status in “xorg” package in Ubuntu: Incomplete Bug description: Computer: HP ProBook 6460b Laptop VGA: Intel HD 3000 OS: Ubuntu 13.04 64-bit Xorg.0.log.old: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1182366/+attachment/3682840/+files/Xorg.0.log.old ProblemType: Bug DistroRelease: Ubuntu 13.04 Package: xorg 1:7.7+1ubuntu4 ProcVersionSignature: Ubuntu 3.8.0-21.32-generic 3.8.8 Uname: Linux 3.8.0-21-generic x86_64 NonfreeKernelModules: wl .tmp.unity.support.test.0: ApportVersion: 2.9.2-0ubuntu8 Architecture: amd64 CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: compiz CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0' CompositorUnredirectFSW: true CurrentDmesg: Error: command ['sh', '-c', 'dmesg | comm -13 --nocheck-order /var/log/dmesg -'] failed with exit code 1: comm: /var/log/dmesg: Permission denied Date: Tue May 21 09:51:55 2013 DistUpgraded: Fresh install DistroCodename: raring DistroVariant: ubuntu DkmsStatus: acpi-call, 1.1.1, 3.8.0-21-generic, x86_64: installed bcmwl, 6.20.155.1+bdcom, 3.8.0-21-generic, x86_64: installed vboxhost, 4.2.12, 3.8.0-21-generic, x86_64: installed ExtraDebuggingInterest: Yes, if not too technical GraphicsCard: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller [8086:0126] (rev 09) (prog-if 00 [VGA controller]) Subsystem: Hewlett-Packard Company Device [103c:161d] InstallationDate: Installed on 2013-04-28 (22 days ago) InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Release amd64 (20130424) MachineType: Hewlett-Packard HP ProBook 6460b MarkForUpload: True ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.8.0-21-generic root=UUID=20c2866c-0c37-4ee1-a3fe-f07aaf225075 ro persistent quiet splash vt.handoff=7 SourcePackage: xorg UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 08/26/2011 dmi.bios.vendor: Hewlett-Packard dmi.bios.version: 68SCE Ver. F.08 dmi.board.name: 161D dmi.board.vendor: Hewlett-Packard dmi.board.version: KBC Version 97.45 dmi.chassis.asset.tag: CNU1373FP2 dmi.chassis.type: 10 dmi.chassis.vendor: Hewlett-Packard dmi.modalias: dmi:bvnHewlett-Packard:bvr68SCEVer.F.08:bd08/26/2011:svnHewlett-Packard:pnHPProBook6460b:pvrA0001D02:rvnHewlett-Packard:rn161D:rvrKBCVersion97.45:cvnHewlett-Packard:ct10:cvr: dmi.product.name: HP ProBook 6460b dmi.product.version: A0001D02 dmi.sys.vendor: Hewlett-Packard version.compiz: compiz 1:0.9.9~daily13.04.18.1~13.04-0ubuntu1 version.ia32-libs: ia32-libs 20090808ubuntu36 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: Tue May 21 09:42:20 2013 xserver.configfile: default xserver.errors: 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/xorg/+bug/1182366/+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