[Pkg-libvirt-maintainers] Bug#511023: Bug#511023: [virt-manager] segfaults when the machine details are opened a second time

[Guido Günther]

Hi Simon,
On Fri, Jan 09, 2009 at 09:39:28PM +0100, Simon Wenner wrote:
> Hi Guido
> 
> Am Freitag, den 09.01.2009, 19:26 +0100 schrieb Guido Günther:
> > Hi Simon,
> > Unfortunately I'm not able to reproduce this here.
> 
> 1. Open the machine details of a VM. (Fedora 10, Ubuntu 8.10, Slitaz 1.0
> and others with KVM.)
> 2. Enable the "scale display" option on 'view' menu (likely important)
> 3. Start the VM (important)
> 4. Close the details window
> 5. Reopen it -> segfault
Doesn't happen here.

[..snip..] 
> #0  0x00007f95e797ccc0 in build_gl_image_from_gdk (data=0x2c26bb0, image=0x0)
>     at /home/simon/scratch/virt-bug/gtk-vnc-0.3.7/./src/vncdisplay.c:1106
> 	visual = (GdkVisual *) 0x1400000021
> 	i = 720
> 	j = 0
> 	row = (uint8_t *) 0x7fff000b7460 "�t\v"
> #1  0x00007f95e797d01c in scale_display (obj=0x28ace00, width=720, height=409)
>     at /home/simon/scratch/virt-bug/gtk-vnc-0.3.7/./src/vncdisplay.c:1185
> 	image = (GdkImage *) 0x0
> 	priv = (VncDisplayPrivate *) 0x28ace70
This helps indeed although I can't see why priv->image should be NULL
here. I'll debug this a bit further. Thanks a lot for the feedback!
Thanks,
 -- Guido