[mythtv] Mythtranscode Segfaulting

Andy Speagle sidrew at gmail.com
Wed Apr 25 04:55:51 UTC 2007


Ok...

So.. let me take another crack at this... I've downgraded my QT to
v3.3.4-r8on Gentoo... and my Mythtranscode is continuing to
segfault... here's the
latest gdb output:

mythtv ~ # gdb mythtranscode -x gdbcommands
GNU gdb 6.6
Copyright (C) 2006 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 "i686-pc-linux-gnu"...
(no debugging symbols found)
Using host libthread_db library "/lib/libthread_db.so.1".
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
[Thread debugging using libthread_db enabled]
[New Thread -1258027312 (LWP 9518)]
Qt: gdb: -nograb added to command-line options.
         Use the -dograb option to enforce grabbing.
2007-04-24 23:14:53.220 Using runtime prefix = /usr
2007-04-24 23:14:53.290 New DB connection, total: 1
2007-04-24 23:14:53.299 Enabled verbose msgs: important
2007-04-24 23:14:53.303 New DB connection, total: 2
2007-04-24 23:14:53.531 Using protocol version 31
[New Thread -1261859952 (LWP 9524)]
0: start_time: 0.036 duration: 341.168
1: start_time: 0.026 duration: 341.157
stream: start_time: 0.289 duration: 3790.865 bitrate=6707 kb/s
[New Thread -1275614320 (LWP 9525)]
[New Thread -1284007024 (LWP 9526)]

Program received signal SIGFPE, Arithmetic exception.
[Switching to Thread -1258027312 (LWP 9518)]
0xb7afb42e in VideoOutput::ApplySnapToVideoRect () from /usr/lib/libmythtv-
0.20.so.0

Thread 4 (Thread -1284007024 (LWP 9526)):
#0  0xffffe410 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb5ea9b7c in pthread_cond_timedwait@@GLIBC_2.3.2 () from
/lib/libpthread.so.0
No symbol table info available.
#2  0xb672bf0d in QWaitCondition::wait () from /usr/qt/3/lib/libqt-mt.so.3
No symbol table info available.
#3  0xb779c209 in ThreadedFileWriter::SyncLoop () from /usr/lib/libmythtv-
0.20.so.0
No symbol table info available.
#4  0xb779c24b in ThreadedFileWriter::boot_syncer () from
/usr/lib/libmythtv-0.20.so.0
No symbol table info available.
#5  0xb5ea54ab in start_thread () from /lib/libpthread.so.0
No symbol table info available.
#6  0xb5d261ee in clone () from /lib/libc.so.6
No symbol table info available.

Thread 3 (Thread -1275614320 (LWP 9525)):
#0  0xffffe410 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb5ea9b7c in pthread_cond_timedwait@@GLIBC_2.3.2 () from
/lib/libpthread.so.0
No symbol table info available.
#2  0xb672bf0d in QWaitCondition::wait () from /usr/qt/3/lib/libqt-mt.so.3
No symbol table info available.
#3  0xb779bad1 in ThreadedFileWriter::DiskLoop () from /usr/lib/libmythtv-
0.20.so.0
No symbol table info available.
#4  0xb779d527 in ThreadedFileWriter::boot_writer () from
/usr/lib/libmythtv-0.20.so.0
No symbol table info available.
#5  0xb5ea54ab in start_thread () from /lib/libpthread.so.0
No symbol table info available.
#6  0xb5d261ee in clone () from /lib/libc.so.6
No symbol table info available.

Thread 2 (Thread -1261859952 (LWP 9524)):
#0  0xffffe410 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb5d1fba1 in select () from /lib/libc.so.6
No symbol table info available.
#2  0xb6e9f7ca in MythSocket::readyReadThread () from /usr/lib/libmyth-
0.20.so.0
No symbol table info available.
#3  0xb5ea54ab in start_thread () from /lib/libpthread.so.0
No symbol table info available.
#4  0xb5d261ee in clone () from /lib/libc.so.6
No symbol table info available.

Thread 1 (Thread -1258027312 (LWP 9518)):
#0  0xb7afb42e in VideoOutput::ApplySnapToVideoRect () from
/usr/lib/libmythtv-0.20.so.0
No symbol table info available.
#1  0xb7afc9fa in VideoOutput::MoveResize () from /usr/lib/libmythtv-
0.20.so.0
No symbol table info available.
#2  0xb7af86d4 in VideoOutput::VideoAspectRatioChanged () from
/usr/lib/libmythtv-0.20.so.0
No symbol table info available.
#3  0xb7afb3b1 in VideoOutput::Init () from /usr/lib/libmythtv- 0.20.so.0
No symbol table info available.
#4  0xb7affebc in VideoOutputNull::Init () from /usr/lib/libmythtv-0.20.so.0
No symbol table info available.
#5  0xb7a5d64a in NuppelVideoPlayer::InitVideo () from /usr/lib/libmythtv-
0.20.so.0
No symbol table info available.
#6  0xb7a5e2e3 in NuppelVideoPlayer::InitForTranscode () from
/usr/lib/libmythtv-0.20.so.0
No symbol table info available.
#7  0x080611b7 in ?? ()
No symbol table info available.
#8  0x08058b2f in ?? ()
No symbol table info available.
#9  0xb5c7f83c in __libc_start_main () from /lib/libc.so.6
No symbol table info available.
#10 0x08052031 in ?? ()
No symbol table info available.

Anyone have any ideas?

Thanks,

Andy
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