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

Michael T. Dean mtdean at thirdcontact.com
Tue Apr 3 19:30:14 UTC 2012


On 04/03/2012 01:43 PM, Angela Schmid wrote:
>>> 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

Looks good, thanks.  Unzipped is easier, anyway, since we can look at 
the backtrace directly on trac without having to download and unzip the 
file to a local system.

Mike


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