10.04 crashes

[NoOp]

On 05/12/2010 06:19 PM, dbclinton wrote:
> On Wed, 2010-05-12 at 20:00 -0400, Greg Bair wrote:
>> On 05/12/2010 07:28 PM, dbclinton wrote:
>> > Hi,
>> > I'm experiencing serious crashes (three or four a day) on my new
>> > edubuntu 10.04 install. This is the third fresh install I've done - on
>> > two separate hard drives - and the problem persists. With no clear
>> > trigger, the screen will go blank, followed by strange black and white
>> > patterns and then the monitor will lose its signal. These will cycle
>> > through indefinitely. Interestingly, while my computer (a thin client
>> > server) is affected, the thin clients themselves can continue working
>> > for half and hour after the crash.
>> > Here is the relevant log output:
>> >
>> > =====================
>> > I appreciate your help!
>> > David
>> >
>> >    
>> I'm guessing you have an intel i915 chipset on your graphics card.  This 
>> is a known issue that I've been dealing with.  My fix was to go back to 
>> 9.04, the last version that doesn't do this.  However, the X and kernel 
>> team are trying to figure it out.
>> 
>> It has to do with the way the kernel (or the xserver) is writing to the 
>> graphics card.  Something's getting borked.
> 
> It is intel, though I don't think it's i915. Here's the lshw output:
> ===================
> description: VGA compatible controller
>              product: 82845G/GL[Brookdale-G]/GE Chipset Integrated
> Graphics Device
>              vendor: Intel Corporation
> ===================
> As it happens, I've connected the crashes to gnome-screensaver. Besides
> the fact that the screensaver had been acting very strangely (requiring
> passwords when it was set NOT to lock down, offering the whole
> user-pulldown menu for login despite being part of one user's session),
> I could directly cause the crash by clicking on certain screensavers
> (like ant-flashlight) in the gui.
> In the meantime, I've uninstalled gnome-screensaver. Hope this works in
> the short term.
> Thanks!

You might want to keep your eye on these bug reports (i.e., subscribe to
the bug so that you'll get updated comments)

<https://bugs.launchpad.net/ubuntu/lucid/+source/xserver-xorg-video-intel/+bug/541492?comments=all>
https://bugs.launchpad.net/ubuntu/lucid/+source/xserver-xorg-video-intel/+bug/554835
and of course:
<https://launchpad.net/+search?field.text=82845G%2FGL>
<https://bugs.launchpad.net/ubuntu/lucid/+source/xserver-xorg-video-intel>
<http://www.google.com/search?complete=0&hl=en&source=hp&q=ubuntu+%2Blucid+%2B82845G%2FGL&btnG=Google+Search>