Re: [Qemu-devel] VNC Segfault : was Re: Segfault installing Windows XP 32 Bit guest on Linux 64Bit host

[Anthony Liguori <anthony@codemonkey.ws>]

Eduardo Felipe wrote:
>
>
> 2008/5/30 Anthony Liguori <anthony@codemonkey.ws 
> <mailto:anthony@codemonkey.ws>>:
>
>     Brad Campbell wrote:
>
>         Anthony Liguori wrote:
>
>                 Ok, this is a general VNC explosion. If I compile it
>                 with libSDL and run a standard SDL window over X then
>                 it works fine. As soon as I add -vnc :2 to the command
>                 line it blows up in the same place.
>
>
>             Is this the latest SVN?  There was a recent SEGV fix for VNC.
>
>
>         Yep
>         brad@srv-64:~/src/qemu$ svn up
>         At revision 4622.
>
>         It's very easily reproducible here, I'll have some time
>         tomorrow to look at it closer and see if I can fix it.
>
>
>     How are you reproducing it?  With what client?
>
>
> This seems related to a problem discussed here some time ago:
>
> http://lists.gnu.org/archive/html/qemu-devel/2007-10/msg00104.html
>
> If it is so, to reproduce it just use a client without DesktopSize 
> pseudoencoding and tell the guest OS to scale down his window. A 
> segfault will follow in the next SetPixelFormat received by qemu.

That shoudl be fixed in SVN.

Regards,

Anthony Liguori

> Regards,
> Edu
>
> P.S. (I don't know if my original patch already applies)