I installed time ago Ubuntu 10.10 and stopped keyboard and mouse
freezing. Same hardware, no changes on it.

2011/1/10, John Bruno <email address hidden>:
> For my version of the bug (See post #210) I'm having similar results as
> julius, 2.6.32-27 seems to have stopped the freeze, Although I'm still
> using the acpi=force irqpoll boot options. My next step will be to
> remove those and see if my system is still stable.
>
> As always I urge everyone to check this bug report and the one at
> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/627862
> and post in the one that matches your specific symptoms.
>
> Thanks!
>
> --
> You received this bug notification because you are a direct subscriber
> of the bug.
> https://bugs.launchpad.net/bugs/585765
>
> Title:
>   Ubuntu 10.04 random freezes
>
> Status in The Linux Kernel:
>   New
> Status in “linux” package in Ubuntu:
>   Confirmed
> Status in “xorg-server” package in Ubuntu:
>   Confirmed
>
> Bug description:
>   Hello,
>
> on my new laptop, a HP ProBook 6440b (with Core i5 and a plain Intel
> Chipset, 4GB RAM) I get randomly freezes of the whole system. I can't
> reproduce that, what means I don't know a aplication or usage of the system
> making it freeze. sometimes I have uptimes of a day, without freeze and
> sometimes it freezes right after booting the system.
>
> I found out, that sometimes the MagicSysRQ (R-E-I-S-U-B) works and let me
> shut down the system, sometimes not. I don't know what makes that
> difference. In the system log I can't find any unusual entries. But I foun
> that the system log is still runing, so shuting down the wifi with the
> notebooks hardware switch for example is logged. Also the Wifi network
> connection to my router is not interrupted.
>
> ProblemType: Bug
> DistroRelease: Ubuntu 10.04
> Package: linux-image-2.6.32-22-generic 2.6.32-22.33
> Regression: No
> Reproducible: No
> ProcVersionSignature: Ubuntu 2.6.32-22.33-generic 2.6.32.11+drm33.2
> Uname: Linux 2.6.32-22-generic x86_64
> AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.21.
> Architecture: amd64
> ArecordDevices:
>  **** List of CAPTURE Hardware Devices ****
>  card 0: Intel [HDA Intel], device 0: STAC92xx Analog [STAC92xx Analog]
>    Subdevices: 2/2
>    Subdevice #0: subdevice #0
>    Subdevice #1: subdevice #1
> AudioDevicesInUse:
>  USER        PID ACCESS COMMAND
>  /dev/snd/controlC0:  florian    1689 F.... pulseaudio
> CRDA: Error: [Errno 2] No such file or directory
> Card0.Amixer.info:
>  Card hw:0 'Intel'/'HDA Intel at 0xd4900000 irq 17'
>    Mixer name	: 'Intel G45 DEVIBX'
>    Components	: 'HDA:111d7603,103c1722,00100202
> HDA:11c11040,103c3066,00100200 HDA:80862804,80860101,00100000'
>    Controls      : 23
>    Simple ctrls  : 14
> Date: Wed May 26 11:03:07 2010
> EcryptfsInUse: Yes
> Frequency: Once a day.
> HibernationDevice: RESUME=UUID=24088f3d-7be1-4efd-a05a-d1fac42086df
> InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release amd64 (20100429)
> MachineType: Hewlett-Packard HP ProBook 6440b
> ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.32-22-generic
> root=UUID=ac1bccdd-e231-45c3-bfde-991ae9549f0f ro quiet splash
> ProcEnviron:
>  LANG=de_DE.utf8
>  SHELL=/bin/bash
> RelatedPackageVersions: linux-firmware 1.34
> SourcePackage: linux
> dmi.bios.date: 01/27/2010
> dmi.bios.vendor: Hewlett-Packard
> dmi.bios.version: 68CDD Ver. F.04
> dmi.board.name: 1722
> dmi.board.vendor: Hewlett-Packard
> dmi.board.version: KBC Version 29.2B
> dmi.chassis.type: 10
> dmi.chassis.vendor: Hewlett-Packard
> dmi.modalias:
> dmi:bvnHewlett-Packard:bvr68CDDVer.F.04:bd01/27/2010:svnHewlett-Packard:pnHPProBook6440b:pvr:rvnHewlett-Packard:rn1722:rvrKBCVersion29.2B:cvnHewlett-Packard:ct10:cvr:
> dmi.product.name: HP ProBook 6440b
> dmi.sys.vendor: Hewlett-Packard
>
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