[mythtv-users] mythbackend segfaulting (reason unknown)

James S. White james at jameswhite.org
Fri Jun 6 14:40:23 EDT 2003


I know this is probably not what you want to hear but I changed
/etc/init.d/myth-backend from

#USER=mythtv
to
USER=root

and the crashes went away.

Not that this is a good idea, But it will let you watch tv, and record.

--------------------------------------------------------------
James S. White                      GAPS Incorporated
james at gapsinc.com                   Electrical Engineer - Etc.
http://www.jameswhite.org           Caffeine is my anti-drug.
--------------------------------------------------------------
How many people have to die before we put an end to dying altogether?
                                                      -- theonion.com

On 6 Jun 2003, Jeff Waters wrote:

> Mythbackend is segfaulting... here is what it's spitting out.
>
>
> jeff at corsair bin]$ gdb mythbackend
> GNU gdb 5.3-22mdk (Mandrake Linux)
> Copyright 2002 Free Software Foundation, Inc.
> GDB is free software, covered by the GNU General Public License, and you
> are
> welcome to change it and/or distribute copies of it under certain
> conditions.
> Type "show copying" to see the conditions.
> There is absolutely no warranty for GDB.  Type "show warranty" for
> details.
> This GDB was configured as "i586-mandrake-linux-gnu"...
> (gdb) run
> Starting program: /usr/local/bin/mythbackend
> [New Thread 16384 (LWP 2781)]
> Starting up as the master server.
> Probed: /dev/v4l/video0 - Television
> Probed: /dev/v4l/video0 - Composite1
> Probed: /dev/v4l/video0 - S-Video
> [New Thread 32769 (LWP 2786)]
> [New Thread 16386 (LWP 2787)]
> [New Thread 32771 (LWP 2788)]
> adding: corsair as a player 1
> adding: corsair as a player 0
> ERROR opening file '/home/jeff/mythtv//ringbuf3.nuv' in
> ThreadedFileWriter.
> adding: corsair as a player 0
> adding: corsair as a remote ringbuffer
> [New Thread 49156 (LWP 2802)]
> Changing from None to WatchingLiveTV
> [New Thread 65541 (LWP 2803)]
>
> Program received signal SIGSEGV, Segmentation fault.
> [Switching to Thread 65541 (LWP 2803)]
> 0x40a81fdc in memcpy () from /lib/i686/libc.so.6
> (gdb)
>
>
>
> Here is what mythfrontend is outputting on the debug..
>
> [jeff at corsair bin]$ gdb mythfrontend
> GNU gdb 5.3-22mdk (Mandrake Linux)
> Copyright 2002 Free Software Foundation, Inc.
> GDB is free software, covered by the GNU General Public License, and you
> are
> welcome to change it and/or distribute copies of it under certain
> conditions.
> Type "show copying" to see the conditions.
> There is absolutely no warranty for GDB.  Type "show warranty" for
> details.
> This GDB was configured as "i586-mandrake-linux-gnu"...
> (gdb) run
> Starting program: /usr/local/bin/mythfrontend
> [New Thread 16384 (LWP 2888)]
> connecting to backend server: 127.0.0.1:6543
> ^[[D[New Thread 32769 (LWP 2899)]
> [New Thread 16386 (LWP 2900)]
>
>
> Any suggestions or help would be awesome, I wanted to get this working
> again, had it working in mandy 9.0 but stupid me blew it out. So
> upgraded to 9.1 and almost have it working again.
>
> Downloaded fresh copies of 8.0 and xml 0.5.10 (neither cvs).
>
> Basically mythfilldatabase runs fine and I get mythtv running and have
> no problems until I try to record or watch tv. I know the video card
> works as it's perfect in xawtv and worked before on mandy 9.0.
>
> Thanks,
> Jeff
>
> _______________________________________________
> mythtv-users mailing list
> mythtv-users at snowman.net
> http://lists.snowman.net/cgi-bin/mailman/listinfo/mythtv-users
>



More information about the mythtv-users mailing list