Bug#887860: tracker-extract: repeated SIGSYS in execve()

[Simon McVittie]

On Sat, 20 Jan 2018 at 23:33:52 +0000, Simon McVittie wrote:
> Before applying seccomp filters or making
> use of GStreamer, tracker-extract should set the environment variables
> GST_REGISTRY_UPDATE and GST_REGISTRY_FORK to "no" to prevent this.

I *thought* this sounded familiar. Looks like I suggested that before as
a solution to https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=853723
but that bug was solved differently in the end.

    smcv