[mythtv] [0.25] SIGSEGV when EIT updating DB and channel change (sometimes empty file)

[Angela Schmid]

> > I have a reproducible problem and tried several 0.25-pre versions since the beginning of march. On a channel
> change for a recording
> > and a running (or maybe just ending) EIT update to the DB I get a SIGSEGV, almost every second day. Twice I
> saw empty files created
> > prior the crash of mythbackend.
> > Since I have these errors, I only activated one card, and allowing only one recording per card.
> > This crash happened after midnight, so maybe a new day of EIT data was received resulting in the crash.
> >
> Got a chance to look over the back trace and it's definitely a bug in
> our code--the EIT scanner is not being shut down properly and is trying
> to change channel on a null TVRec.  It may be related to
> http://code.mythtv.org/trac/ticket/10016 , but at this point it makes
> sense to just create a new ticket for it.  Please attach your log file
> and back trace to the ticket (or let me know if it refuses to let you
> due to the spam filter--which might not be working properly after the
> move to the new server--and I can upload them for you).

Great. Both logs uploaded successfully, had to unzip gdb.txt.zip to gdb.txt. 

http://code.mythtv.org/trac/ticket/10541

Thanks
Angela