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

[Brad Campbell]

Brad Campbell wrote:
> Program received signal SIGSEGV, Segmentation fault.
> 0x000000000046d5a5 in vnc_update_client (opaque=0x7f5db8e99000) at 
> vnc.c:536
> 536                if (memcmp(old_ptr, ptr, 16 * vs->depth) == 0) {
> (gdb) bt
> #0  0x000000000046d5a5 in vnc_update_client (opaque=0x7f5db8e99000)
>     at vnc.c:536
> #1  0x000000000040668c in qemu_run_timers (ptimer_head=0x688cc0,
>     current_time=9750412) at /home/brad/src/qemu/vl.c:1077
> #2  0x000000000040ca0c in main_loop_wait (timeout=0)
>     at /home/brad/src/qemu/vl.c:7043
> #3  0x000000000040fa15 in main (argc=21, argv=0x0)
>     at /home/brad/src/qemu/vl.c:7133
>
>
> I'm running this on a headless machine and don't have libSDL installed 
> (compiled with --disable-gfx-check) and I'll lay odds it's something 
> weird here..
> I'm getting this with Ubuntu guest also now, so it's easier for me to 
> track down!

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.

Brad
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