Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 196615 (LWP 20875)]
0xb7361973 in ff_imdct_calc_sse (s=0xade5214c, output=0xade51520, 
    input=0xbebfec7c, tmp=0xade51120) at i386/fft_sse.c:156
156
Current language:  auto; currently c
(gdb) thread apply all bt full

Thread 17 (Thread 245770 (LWP 20882)):
#0  0xb5e19856 in nanosleep () from /lib/libc.so.6
No symbol table info available.
#1  0x00000000 in ?? ()
No symbol table info available.

Thread 16 (Thread 229385 (LWP 20877)):
#0  0xb690412b in read () from /lib/libpthread.so.0
No symbol table info available.
#1  0xb7ef73d8 in DVBSignalMonitor::staticMetaObject()::param_signal_3 ()
   from /usr/local/lib/libmythtv-0.20.so.0
No symbol table info available.
#2  0xb77ff9b6 in RingBuffer::ReadAheadThread() (this=0xb1d4f020)
    at RingBuffer.cpp:822
        totfree = 294912
        ret = 196608
        used = 3014657
        loops = 0
        lastread = {tv_sec = 1190852887, tv_usec = 12905}
        now = {tv_sec = 1190852887, tv_usec = 12905}
        KB640 = 655360
        readtimeavg = 223
---Type <return> to continue, or q <return> to quit---
        readinterval = 171
#3  0xb77ff531 in RingBuffer::StartReader(void*) (type=0xb1d4f020)
    at RingBuffer.cpp:707
        rbuffer = (RingBuffer *) 0xb1d4f020
#4  0xb68fdc50 in pthread_start_thread_event () from /lib/libpthread.so.0
No symbol table info available.

Thread 15 (Thread 213000 (LWP 20876)):
#0  0xb690412b in read () from /lib/libpthread.so.0
No symbol table info available.
#1  0xb7ef73d8 in DVBSignalMonitor::staticMetaObject()::param_signal_3 ()
   from /usr/local/lib/libmythtv-0.20.so.0
No symbol table info available.
#2  0xb7a8808a in NuppelVideoPlayer::AVSync() (this=0xb1d06c98)
    at NuppelVideoPlayer.cpp:2198
        diverge = -0.0441167653
        buffer = (VideoFrame *) 0x8ea3bd0
        ps = kScan_Progressive
#3  0xb7a8a270 in NuppelVideoPlayer::DisplayNormalFrame() (this=0xb1d06c98)
    at NuppelVideoPlayer.cpp:2580
        frame = (VideoFrame *) 0x8ea3bd0
#4  0xb7a8ab1f in NuppelVideoPlayer::OutputVideoLoop() (this=0xb1d06c98)
    at NuppelVideoPlayer.cpp:2708
---Type <return> to continue, or q <return> to quit---
        temp_speed = 1
        fr_int = 40000
        rf_int = 13328
#5  0xb7a8ae2a in NuppelVideoPlayer::kickoffOutputVideoLoop(void*) (
    player=0xb1d06c98) at NuppelVideoPlayer.cpp:2785
        nvp = (NuppelVideoPlayer *) 0xb1d06c98
#6  0xb68fdc50 in pthread_start_thread_event () from /lib/libpthread.so.0
No symbol table info available.

Thread 14 (Thread 196615 (LWP 20875)):
#0  0xb7361973 in ff_imdct_calc_sse (s=0xade5214c, output=0xade51520, 
    input=0xbebfec7c, tmp=0xade51120) at i386/fft_sse.c:156
        k = 0
        n8 = 32
        n4 = 64
        n2 = 128
        n = 256
        revtab = (const uint16_t *) 0xae458930
        tcos = (const FFTSample *) 0xb1d929d0
        tsin = (const FFTSample *) 0xae4589f0
        in1 = (const FFTSample *) 0xbebfec7c
        in2 = (const FFTSample *) 0xbebfee6c
        z = (FFTComplex *) 0xade51120
---Type <return> to continue, or q <return> to quit---
#1  0x00000000 in ?? ()
No symbol table info available.

Thread 8 (Thread 98310 (LWP 20863)):
#0  0xb5e47be1 in select () from /lib/libc.so.6
No symbol table info available.
#1  0xb6e58694 in VirtualKeyboard::staticMetaObject()::param_slot_3 ()
   from /usr/local/lib/libmyth-0.20.so.0
No symbol table info available.
#2  0xb68fdc50 in pthread_start_thread_event () from /lib/libpthread.so.0
No symbol table info available.

Thread 7 (Thread 81925 (LWP 20862)):
#0  0xb5e19856 in nanosleep () from /lib/libc.so.6
No symbol table info available.
#1  0x00000001 in ?? ()
No symbol table info available.
#2  0xb7a3b0e6 in TV::RunTV() (this=0x844c020) at tv_play.cpp:1782
        doHandle = false
        keypressed = (QKeyEvent *) 0xb1d49b38
        netCmd = {static null = {
    static null = <same as static member of an already seen type>, 
    d = 0x8179658, static shared_null = 0x8179658}, d = 0xad585d78, 
---Type <return> to continue, or q <return> to quit---
  static shared_null = 0x8179658}
        updatecheck = 80
#3  0xb7a3ac9d in TV::EventThread(void*) (param=0x844c020) at tv_play.cpp:1706
        thetv = (class TV *) 0x844c020
#4  0xb68fdc50 in pthread_start_thread_event () from /lib/libpthread.so.0
No symbol table info available.

Thread 6 (Thread 65540 (LWP 20860)):
#0  0xb6900505 in __pthread_sigsuspend () from /lib/libpthread.so.0
No symbol table info available.
#1  0xb68ffcb8 in __pthread_wait_for_restart_signal ()
   from /lib/libpthread.so.0
No symbol table info available.
#2  0xb68fbfab in pthread_cond_wait@GLIBC_2.0 () from /lib/libpthread.so.0
No symbol table info available.
#3  0xb65b47ef in QWaitCondition::wait(QMutex*, unsigned long) ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
No symbol table info available.
#4  0x0811f086 in NetworkControl::RunCommandThread() (this=0x840bb20)
    at networkcontrol.cpp:223
        command = {static null = {
    static null = <same as static member of an already seen type>, 
    d = 0x8179658, static shared_null = 0x8179658}, d = 0x8179658, 
---Type <return> to continue, or q <return> to quit---
  static shared_null = 0x8179658}
#5  0x0811f01d in NetworkControl::CommandThread(void*) (param=0x840bb20)
    at networkcontrol.cpp:210
        networkControl = (class NetworkControl *) 0x840bb20
#6  0xb68fdc50 in pthread_start_thread_event () from /lib/libpthread.so.0
No symbol table info available.

Thread 5 (Thread 49155 (LWP 20859)):
#0  0xb5e47234 in ioctl () from /lib/libc.so.6
No symbol table info available.
#1  0xb6e58694 in VirtualKeyboard::staticMetaObject()::param_slot_3 ()
   from /usr/local/lib/libmyth-0.20.so.0
No symbol table info available.
#2  0xb6d4c1f8 in MediaMonitor::CheckDevices() (this=0x840c6a0)
    at mythmediamonitor.cpp:336
        itr = {node = 0x8421b80}
        pDev = (class MythMediaDevice *) 0x840b4d8
#3  0xb6d49d8f in MonitorThread::run() (this=0x84207b8)
    at mythmediamonitor.cpp:46
No locals.
#4  0xb62ba255 in QThreadInstance::start(void*) ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
No symbol table info available.
---Type <return> to continue, or q <return> to quit---
#5  0xb68fdc50 in pthread_start_thread_event () from /lib/libpthread.so.0
No symbol table info available.

Thread 3 (Thread 16386 (LWP 20848)):
#0  0xb6900505 in __pthread_sigsuspend () from /lib/libpthread.so.0
No symbol table info available.
#1  0xb68ffcb8 in __pthread_wait_for_restart_signal ()
   from /lib/libpthread.so.0
No symbol table info available.
#2  0xb68fbfab in pthread_cond_wait@GLIBC_2.0 () from /lib/libpthread.so.0
No symbol table info available.
#3  0xb65b47ef in QWaitCondition::wait(QMutex*, unsigned long) ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
No symbol table info available.
#4  0xb6c8cd14 in MythContext::waitPrivRequest() const (this=0x82b64e8)
    at mythcontext.cpp:2999
No locals.

#5  0x0806d0d4 in run_priv_thread (data=0x0) at main.cpp:793
No locals.
#6  0xb68fdc50 in pthread_start_thread_event () from /lib/libpthread.so.0
No symbol table info available.

Thread 2 (Thread 32769 (LWP 20847)):
---Type <return> to continue, or q <return> to quit---
#0  0xb5e45ed7 in poll () from /lib/libc.so.6
No symbol table info available.
#1  0xb68fcdfe in __pthread_manager () from /lib/libpthread.so.0
No symbol table info available.
#2  0xb68fcff7 in __pthread_manager_event () from /lib/libpthread.so.0
No symbol table info available.

Thread 1 (Thread 16384 (LWP 20840)):
#0  0xb5e19856 in nanosleep () from /lib/libc.so.6
No symbol table info available.
#1  0x00000000 in ?? ()
No symbol table info available.
0xb7361973      156