Re: [Qemu-devel] [PATCH] ui: sdl2: Fix crash with -nodefaults -sdl

[Gerd Hoffmann]

On Di, 2016-05-31 at 22:49 +0100, Peter Maydell wrote:
> On 31 May 2016 at 21:56, Cole Robinson <address@hidden> wrote:
> > $ ./x86_64-softmmu/qemu-system-x86_64 -nodefaults -sdl
> > Segmentation fault (core dumped)
> >
> > 0  0x00005555559631af in sdl_display_init (ds=<optimized out>, 
> > full_screen=0, no_frame=<optimized out>) at ui/sdl2.c:822
> > 1  0x00005555556c8a9a in main (argc=<optimized out>, argv=<optimized out>, 
> > envp=<optimized out>) at vl.c:4527
> >
> > Setting the window icon assumes there's always an SDL output window
> > available, which isn't the case with when there's no video device,
> > like via -nodefaults. So don't try to set a window icon when we don't
> > have any outputs.
> 
> Presumably we also crash for boards like the arm 'virt'
> which just don't have a display device at all...

There are still the vc's for monitor and serial.

cheers,
  Gerd