Bug#755761: gdm3: Unable to start KDE after last gdm3 upgrade

[SchreiberSte at web.de]

On Sat, 9 Aug 2014 23:29:29 +0200 Andreas Henriksson <andreas at fatal.se> wrote: 
> On Sat, Aug 09, 2014 at 10:11:32PM +0200, Andreas Henriksson wrote: 
> 
> I was notified that kde4libs has a debug package, so please try 
> getting a backtrace with the kdelibs5-dbg package installed. That should 
> hopefully be enough to get us some more information. 
> 
> Regards, 
> Andreas Henriksson 
> 

I can confirm the problem as well on an up-to-date Debian testing, also with a newly created user.
There are multiple kdeinit4 processes and killing the right one unfreezes the desktop startup and everything works normally.

What steps do I have to perform to get a helpful backtrace after installing the dpg package?

Regards,
Steffen Schreiber