Rob Landley wrote:
> When I add this to the qemu command line:
> 
>   -net socket,listen=127.0.0.1:1234,connect=:22
> 
> It goes "Segmentation fault" immediately instead of booting.
> 
> How to reproduce this yourself:
> 
> 1) Grab a prebuilt arm system image from 
> http://impactlinux.com/fwl/downloads/binaries/system-image/system-image-armv4l.tar.bz2
> 
> 2) Try the following command line, which should boot you to a command prompt, 
> and is just to prove it's working. Type "exit" to get back out:
> 
> qemu-system-arm -M versatilepb -nographic -no-reboot -kernel \
>   zImage-armv4l -hda image-armv4l.ext2 -append "root=/dev/sda rw \
>   init=/usr/sbin/init.sh panic=1 PATH=/usr/bin console=ttyAMA0" -net \
>   nic,model=rtl8139 -net user
> 
> 3) Add the -net socket bit to the end of that command line and run it again.  
> It should segfault immediately.
> 
> I don't think this is specific to arm, that's just what I tested with.
> 
> Any clues what I'm doing wrong?

Nothing, it was a QEMU bug, already fixed in stable_0.10 and master
(latter currently suffers from a -net socket regression I added :) ).

Jan