On Thu, May 20, 2010 at 14:01:28 -0400, Joey Hess wrote:
> With this version and also experimental 2:2.11.0-1, on not one, but
> *two* Dell Mini 9 laptops, I have started seeing multiple types of
> screen corruption.
> * Twice, a blue screen of death, that appeared without warning while
> I was using just gnome-terminal and/or chromium-browser. Suspending
> and resuming cleared it up.
> * Occasionally the screen will go black for a minute, and come back,
> similar to past problems with reprobing the resolution unnecessarily.
> Does not happen much.
> * Sometimes on resume from suspend certian characters in
> gnome-terminal's font display with minor corruption. Like the lines of
> the 'k' not quite meeting in the middle.
> * Most frequently, I will be using gnome-terminal and an area of the
> screen will temporarily get corrupted. Like part of what is displayed
> on the left is displayed over on the right. Sometimes for just for a
> very short time, so the screen appears to flicker. Sometimes
> for longer, in which case it goes away when I hit enter or something
> in the terminal. It seems to be brought on by gnome-terminal scrolling,
> especially fast scrolling, and possibly also cleaned up by more
> This has been going on for approximatly a week or two. I only
> switched my drive to the other laptop yesterday and have verified it's
> not broken video memory or something, since I quickly reproduced it
> on the other laptop.
> I suspect but am not sure that this started happening after a kernel upgrade.
> I'm fairly sure that the system does not start experiencing these
> problems until after I have suspended it (to ram), and resumed.
> VGA-compatible devices on PCI bus:
> 00:02.0 VGA compatible controller: Intel Corporation Mobile 945GME Express Integrated Graphics Controller (rev 03)
> Kernel version (/proc/version):
> Linux version 2.6.32-5-686 (Debian 2.6.32-12) (firstname.lastname@example.org) (gcc version 4.3.4 (Debian 4.3.4-10) ) #1 SMP Sat May 1 04:16:37 UTC 2010
Hopefully this will be fixed by
drm-i915-disable-fbc-on-915gm-and-945gm.patch currently queued for
2.6.33.x, so reassigning to the kernel.