[Spice-devel] windows bsod with spice 0.8.1
alevy at redhat.com
Wed May 4 03:12:06 PDT 2011
On Wed, May 04, 2011 at 01:45:39PM +0400, Emre Erenoglu wrote:
> On Wed, Apr 27, 2011 at 1:16 AM, Emre Erenoglu <erenoglu at gmail.com> wrote:
> > Hi,
> > I started to see frequent crashes with my guests running windows xp and
> > windows server 2003 x86. The bsod appears on qxldd.dll. I can give further
> > info if needed.
> > The host is Linux x86_64, qemu 0.14, spice 0.8.1. Guest has qxl 0.6.1
> > drivers loaded. I may revert back to 0.8.0 since it was not crashing.
> > Nothing changed in the guests when I upgraded spice from 0.8.0 to 0.8.1.
> Some updates on the original issue. I checked a lot and I found out that the
> issue continued with any version of spice and guest qxl drivers.
> I finally digged down to the point that, the qemu comment line which states
> " -global qxl-vga.vram_size=9xxxxxx " parameter is the problem. When the
> guest is started with 9 MB of video memory given as comment line parameter
> to qemu, the guest qxldd driver crashes with BSOD.
Why was it started with 9MB? anyway, good catch, we should add a check for this
in the driver (and probably just refuse to load). Could you open a bug on this
> In my configuration, I changed the video memory parameter to reflect the
> -vga qxl -global qxl-vga.vram_size=56623104
> Now, it never crashes. My guest resolution is around 1440x900 32bit color.
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