(gdb) thread apply all bt

Thread 12 (Thread 0x7fffd966a700 (LWP 31312)):
#0  __memset_sse2 () at ../sysdeps/x86_64/multiarch/../memset.S:878
#1  0x00007ffff72d5a24 in avpriv_color_frame (frame=0x7fffcc176bc0, c=0x7fffd9667c80) at libavcodec/utils.c:529
#2  0x00007ffff6f31539 in ff_h264_frame_start (h=0x7881e0) at libavcodec/h264.c:1760
#3  0x00007ffff6f83b69 in decode_slice_header (h=0x7881e0, h0=0x7881e0) at libavcodec/h264.c:3494
#4  0x00007ffff6f89ec8 in decode_nal_units (h=0x7881e0, buf=0x7fffcc0237c0 "", buf_size=27077, parse_extradata=0) at libavcodec/h264.c:4563
#5  0x00007ffff6f8ab17 in decode_frame (avctx=0x6cd5c0, data=0x7fffd96681f0, got_frame=0x7fffd96681a8, avpkt=0x7fffd9668020) at libavcodec/h264.c:4811
#6  0x00007ffff72d98e6 in avcodec_decode_video2 (avctx=0x6cd5c0, picture=0x7fffd96681f0, got_picture_ptr=0x7fffd96681a8, avpkt=0x7fffcc003d20) at libavcodec/utils.c:1690
#7  0x00007ffff6532c79 in AvFormatDecoder::ProcessVideoPacket (this=0x6d9f60, curstream=0x6cd380, pkt=0x7fffcc003d20) at avformatdecoder.cpp:3338
#8  0x00007ffff653b036 in AvFormatDecoder::GetFrame (this=0x6d9f60, decodetype=kDecodeVideo) at avformatdecoder.cpp:4807
#9  0x00007ffff6520a66 in AvFormatDecoder::SeekReset (this=0x6d9f60, newKey=117, skipFrames=1, doflush=true, discardFrames=true) at avformatdecoder.cpp:764
#10 0x00007ffff65200e6 in AvFormatDecoder::DoFastForward (this=0x6d9f60, desiredFrame=118, discardFrames=true) at avformatdecoder.cpp:670
#11 0x00007ffff64b443f in MythPlayer::DecoderLoop (this=0x6f6fd0, pause=false) at mythplayer.cpp:3238
#12 0x00007ffff649d329 in DecoderThread::run (this=0x7380c0) at mythplayer.cpp:111
#13 0x00007ffff5b71cef in MThreadInternal::run (this=0xdd4c30) at mthread.cpp:79
#14 0x00007ffff4cbdfcb in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#15 0x00007ffff535ae9a in start_thread (arg=0x7fffd966a700) at pthread_create.c:308
#16 0x00007ffff4164ccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#17 0x0000000000000000 in ?? ()

Thread 10 (Thread 0x7fffca1b0700 (LWP 31304)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:215
#1  0x00007ffff4cbe672 in QWaitCondition::wait(QReadWriteLock*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007ffff6274cb5 in RingBuffer::run (this=0x6dec40) at ringbuffer.cpp:806
#3  0x00007ffff5b71cef in MThreadInternal::run (this=0x6e2750) at mthread.cpp:79
#4  0x00007ffff4cbdfcb in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#5  0x00007ffff535ae9a in start_thread (arg=0x7fffca1b0700) at pthread_create.c:308
#6  0x00007ffff4164ccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7fffd8a13700 (LWP 31303)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:215
#1  0x00007ffff4cbe43f in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007ffff5b9f10b in MythSignalingTimer::run (this=0x7fffdc016ea0) at mythsignalingtimer.cpp:84
#3  0x00007ffff5b71cef in MThreadInternal::run (this=0x7fffdc00b490) at mthread.cpp:79
#4  0x00007ffff4cbdfcb in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#5  0x00007ffff535ae9a in start_thread (arg=0x7fffd8a13700) at pthread_create.c:308
#6  0x00007ffff4164ccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7fffd9ebb700 (LWP 31301)):
#0  0x00007ffff4165363 in epoll_wait () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007fffedfa6400 in zmq::epoll_t::loop (this=0x7fffdc00efd0) at epoll.cpp:142
#2  0x00007fffedfb6df6 in thread_routine (arg_=0x7fffdc00f040) at thread.cpp:75
#3  0x00007ffff535ae9a in start_thread (arg=0x7fffd9ebb700) at pthread_create.c:308
#4  0x00007ffff4164ccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7fffda70c700 (LWP 31300)):
#0  0x00007ffff4165363 in epoll_wait () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007fffedfa6400 in zmq::epoll_t::loop (this=0x7fffdc00e9b0) at epoll.cpp:142
#2  0x00007fffedfb6df6 in thread_routine (arg_=0x7fffdc00ea20) at thread.cpp:75
#3  0x00007ffff535ae9a in start_thread (arg=0x7fffda70c700) at pthread_create.c:308
#4  0x00007ffff4164ccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fffdaf5d700 (LWP 31299)):
#0  0x00007ffff4165363 in epoll_wait () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007fffedfa6400 in zmq::epoll_t::loop (this=0x7fffdc00e3c0) at epoll.cpp:142
#2  0x00007fffedfb6df6 in thread_routine (arg_=0x7fffdc00e430) at thread.cpp:75
#3  0x00007ffff535ae9a in start_thread (arg=0x7fffdaf5d700) at pthread_create.c:308
#4  0x00007ffff4164ccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fffdb7ae700 (LWP 31298)):
#0  0x00007ffff4165363 in epoll_wait () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007fffedfa6400 in zmq::epoll_t::loop (this=0x7fffdc00ddd0) at epoll.cpp:142
#2  0x00007fffedfb6df6 in thread_routine (arg_=0x7fffdc00de40) at thread.cpp:75
#3  0x00007ffff535ae9a in start_thread (arg=0x7fffdb7ae700) at pthread_create.c:308
#4  0x00007ffff4164ccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fffdbfff700 (LWP 31297)):
#0  0x00007ffff4165363 in epoll_wait () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007fffedfa6400 in zmq::epoll_t::loop (this=0x7fffdc00d7e0) at epoll.cpp:142
#2  0x00007fffedfb6df6 in thread_routine (arg_=0x7fffdc00d850) at thread.cpp:75
#3  0x00007ffff535ae9a in start_thread (arg=0x7fffdbfff700) at pthread_create.c:308
#4  0x00007ffff4164ccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fffe0a4e700 (LWP 31296)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:215
#1  0x00007ffff4cbe43f in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007ffff5c19ac5 in LoggerThread::run (this=0x6cf0a0) at logging.cpp:401
#3  0x00007ffff5b71cef in MThreadInternal::run (this=0x6cfa80) at mthread.cpp:79
#4  0x00007ffff4cbdfcb in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#5  0x00007ffff535ae9a in start_thread (arg=0x7fffe0a4e700) at pthread_create.c:308
#6  0x00007ffff4164ccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7ffff7fac780 (LWP 31294)):
#0  0x00007ffff413084d in nanosleep () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007ffff415e784 in usleep (useconds=<optimized out>) at ../sysdeps/unix/sysv/linux/usleep.c:33
#2  0x00007ffff64b7910 in MythPlayer::WaitForSeek (this=0x6f6fd0, frame=118, seeksnap_wanted=0) at mythplayer.cpp:3862
#3  0x00007ffff64b7682 in MythPlayer::DoFastForward (this=0x6f6fd0, frames=118, inaccuracy=0) at mythplayer.cpp:3812
#4  0x00007ffff64b7786 in MythPlayer::DoJumpToFrame (this=0x6f6fd0, frame=119, inaccuracy=0) at mythplayer.cpp:3830
#5  0x00007ffff64ba9f6 in MythPlayer::GetRawVideoFrame (this=0x6f6fd0, frameNumber=119) at mythplayer.cpp:4464
#6  0x000000000040ad42 in ClassicLogoDetector::searchForLogo (this=0x880e80, player=0x6f6fd0) at ClassicLogoDetector.cpp:118
#7  0x00000000004100ce in ClassicCommDetector::go (this=0x739420) at ClassicCommDetector.cpp:369
#8  0x00000000004510fa in DoFlagCommercials (program_info=0x7fffffffd5e0, showPercentage=true, fullSpeed=true, jobid=-1, cfp=0x6f6fd0, commDetectMethod=COMM_DETECT_LOGO, outputfilename=..., useDB=false) at main.cpp:587
#9  0x00000000004532e9 in FlagCommercials (program_info=0x7fffffffd5e0, jobid=-1, outputfilename=..., useDB=false, fullSpeed=true) at main.cpp:944
#10 0x0000000000454026 in FlagCommercials (filename=..., jobid=-1, outputfilename=..., useDB=false, fullSpeed=true) at main.cpp:1011
#11 0x0000000000456109 in main (argc=10, argv=0x7fffffffdf98) at main.cpp:1263