Try a latest 3.5 kernel from ppa or install 12.10. I had the same issue. I
have installed 3.5 from ppa and never had experienced a freeze after. Now
running on 12.10 dev build without any freeze.
On Aug 29, 2012 7:41 PM, "Eric Kertz" <email address hidden> wrote:

> Having the same problems with an ASUS CM6870-US-3AB, Intel Core i7
> 3770(3.40GHz), Intel HD Graphics 4000.  After reading the comments I
> still can't really make heads or tails as to which kernel to upgrade to
> fix the issue. So whats the final word here? Also, will this be fixed in
> 12.10?
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/999910
>
> Title:
>   [IVB]12.04 64 bit System freezes (mouse, keyboard)
>
> Status in “linux” package in Ubuntu:
>   Fix Released
> Status in “linux” source package in Precise:
>   Fix Released
>
> Bug description:
>   SRU justification:
>
>   Impact: total system freeze after using it some time
>   Fix: 7ea29b13e5e3e1e in upstream 3.3-rc1
>   Testcase: running several glxgears and gzip instances as with an
> attached script
>
>   --
>
>   I use Ubuntu 12.04 64 bit
>   Intel(R) Core(TM) i7-3770K CPU @ 3.50GHz (use cpu for video no video
> card on system)
>   Asrock z77 Extrme 4 - M Motherboard
>   Corsair 16 GB RAM 1600 Mhz
>   520 Intel SSD for Home directory and Root, 2GB Swap and EFI partition (
> there is a 1Mb partition for Bios Grub that is not recognized)
>   Western Digital 2 TB Hard Drive --Storage
>   Seasonic 560 W Xseries Power Supply
>   LG DVD Burner
>
>   Previously I had cinnamon DE installed and that is when I got the
>   system freezes. I went into Gnome Classic until the matter is resolved
>   but I still get periodic system errors (not freezes) where the screen
>   distorts a little (ie tabs on firefox blur and double). When this
>   happens I get a pop up asking me if I want to report the error which I
>   do. I would really like to go back to Cinnamon 1.4 if that isn't the
>   source of the problem
>
>   Release - Ubuntu 12.04 (precise)
>   GCC Version - 4.6 (x86_64-linux-gnu)
>   Kernel -  3.2.0-24-generic (#37-Ubuntu SMP Wed Apr 25 08:43:22 UTC 2012)
>   Xorg Version-  1.11.3 (20 April 2012  05:12:02AM)
>
>   apt-cache policy pkgname  -   Unable to locate package pkgname
>
>   ProblemType: Bug
>   DistroRelease: Ubuntu 12.04
>   Package: xserver-xorg-video-intel 2:2.17.0-1ubuntu4
>   ProcVersionSignature: Ubuntu 3.2.0-24.37-generic 3.2.14
>   Uname: Linux 3.2.0-24-generic x86_64
>   .tmp.unity.support.test.0:
>
>   ApportVersion: 2.0.1-0ubuntu7
>   Architecture: amd64
>   CompizPlugins:
> [core,composite,opengl,compiztoolbox,decor,vpswitch,snap,mousepoll,resize,place,move,wall,grid,regex,imgpng,session,gnomecompat,animation,fade,workarounds,scale,expo,ezoom]
>   CompositorRunning: compiz
>   Date: Tue May 15 15:53:50 2012
>   DistUpgraded: Fresh install
>   DistroCodename: precise
>   DistroVariant: ubuntu
>   ExtraDebuggingInterest: Yes, if not too technical
>   GraphicsCard:
>    Intel Corporation Ivy Bridge Graphics Controller [8086:0162] (rev 09)
> (prog-if 00 [VGA controller])
>      Subsystem: ASRock Incorporation Device [1849:0162]
>   InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release amd64
> (20120425)
>   MachineType: To Be Filled By O.E.M. To Be Filled By O.E.M.
>   ProcEnviron:
>    LANGUAGE=en_CA:en
>    TERM=xterm
>    PATH=(custom, no user)
>    LANG=en_CA.UTF-8
>    SHELL=/bin/bash
>   ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-24-generic
> root=UUID=fb91ba53-76d5-41af-aa6f-24035b6de7a4 ro quiet splash vt.handoff=7
>   SourcePackage: xserver-xorg-video-intel
>   UpgradeStatus: No upgrade log present (probably fresh install)
>   dmi.bios.date: 04/19/2012
>   dmi.bios.vendor: American Megatrends Inc.
>   dmi.bios.version: P1.10
>   dmi.board.name: Z77 Extreme4-M
>   dmi.board.vendor: ASRock
>   dmi.chassis.asset.tag: To Be Filled By O.E.M.
>   dmi.chassis.type: 3
>   dmi.chassis.vendor: To Be Filled By O.E.M.
>   dmi.chassis.version: To Be Filled By O.E.M.
>   dmi.modalias:
> dmi:bvnAmericanMegatrendsInc.:bvrP1.10:bd04/19/2012:svnToBeFilledByO.E.M.:pnToBeFilledByO.E.M.:pvrToBeFilledByO.E.M.:rvnASRock:rnZ77Extreme4-M:rvr:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.:
>   dmi.product.name: To Be Filled By O.E.M.
>   dmi.product.version: To Be Filled By O.E.M.
>   dmi.sys.vendor: To Be Filled By O.E.M.
>   version.compiz: compiz 1:0.9.7.8-0ubuntu1
>   version.ia32-libs: ia32-libs 20090808ubuntu35
>   version.libdrm2: libdrm2 2.4.32-1ubuntu1
>   version.libgl1-mesa-dri: libgl1-mesa-dri 8.0.2-0ubuntu3
>   version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
>   version.libgl1-mesa-glx: libgl1-mesa-glx 8.0.2-0ubuntu3
>   version.xserver-xorg-core: xserver-xorg-core 2:1.11.4-0ubuntu10.1
>   version.xserver-xorg-input-evdev: xserver-xorg-input-evdev
> 1:2.7.0-0ubuntu1
>   version.xserver-xorg-video-ati: xserver-xorg-video-ati
> 1:6.14.99~git20111219.aacbd629-0ubuntu2
>   version.xserver-xorg-video-intel: xserver-xorg-video-intel
> 2:2.17.0-1ubuntu4
>   version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau
> 1:0.0.16+git20111201+b5534a1-1build2
>
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