strange abort with kcheckpass (solved)

[Damian Weber]

On Tue, 12 Jan 2010, Greg Rivers wrote:

> Date: Tue, 12 Jan 2010 13:33:53 -0600 (CST)
> From: Greg Rivers <gcr+freebsd-stable at tharned.org>
> To: Damian Weber <dweber at htw-saarland.de>
> Cc: freebsd-stable at freebsd.org
> Subject: Re: strange abort with kcheckpass
> 
> On Tue, 12 Jan 2010, Damian Weber wrote:
> 
> > I've got a strange SIGABRT issue with kcheckpass. Of course, kcheckpass is
> > not contained in the base system, yet I write to this list since the base
> > system could be able to help with tracking this down. (kcheckpass is called
> > from a screen locker which fails to operate properly as a consequence of the
> > SIGABRT.)
> > 
> > Normal behaviour:
> > (for example with wrong password)
> > $ kcheckpass
> > Password:
> > Authentication failure
> > 
> > Strange behaviour here (called mybox below):
> > $ kcheckpass
> > Abort trap: 6
> > 
> 
> Have you set security.bsd.map_at_zero=0 ?  In my experience, several ports
> (eg. samba, cups, parts of kde3) depend on PIE and will not run with this
> disabled on 7.x.
> 

Yes - that was the problem. Thanks a lot.

# sysctl security.bsd.map_at_zero=1
security.bsd.map_at_zero: 0 -> 1
magritte# kcheckpass
Password:
Authentication failure

Best regards

   Damian