(gdb) bt full
#0  0xffffe410 in __kernel_vsyscall ()
No symbol table info available.
#1  0xa60787ab in __write_nocancel () from /lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#2  0xa64fa31b in qt_C_sigchldHnd () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#3  <signal handler called>
No symbol table info available.
#4  0xffffe40e in __kernel_vsyscall ()
No symbol table info available.
#5  0xa607974b in __waitpid_nocancel () from /lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#6  0xa6ee9edd in myth_system (command=@0xafdd8870, flags=0) at util.cpp:269
        status = 20
        ready_to_lock = true
        joy_lock_flag = true
        lirc_lock_flag = true
        lirc_lock = {events_locked = true}
        joystick_lock = {events_locked = true}
        child = 5949
#7  0xa1d55145 in PlayVideo (filename=@0xa1a80034, video_list=@0x9e705b60)
    at videoutils.cpp:40
        command = {static null = {
    static null = <same as static member of an already seen type>, 
    d = 0x815e3f8, static shared_null = 0x815e3f8}, d = 0x9e771bd8, 
  static shared_null = 0x815e3f8}
        internal_mrl = {static null = {
    static null = <same as static member of an already seen type>, 
    d = 0x815e3f8, static shared_null = 0x815e3f8}, d = 0xa1a7f488, 
  static shared_null = 0x815e3f8}
        handler = {static null = {
    static null = <same as static member of an already seen type>, 
    d = 0x815e3f8, static shared_null = 0x815e3f8}, d = 0xa1a796a8, 
  static shared_null = 0x815e3f8}
        item = {m_ref = 0xa1a80090}
        playing_time = {ds = 80380183}
#8  0xa1d1bf17 in VideoTree::playVideo (this=0xa1a10ad0, someItem=0xa1a7eee0)
    at videotree.cpp:539
No locals.
#9  0xa1d1c1b8 in VideoTree::playVideo (this=0xa1a10ad0, node_number=4)
    at videotree.cpp:397
No locals.
#10 0xa1d1c1e8 in VideoTree::handleTreeListSelection (this=0xa1a10ad0, 
    node_int=4) at videotree.cpp:405
No locals.
#11 0xa1d646bf in VideoTree::qt_invoke (this=0xa1a10ad0, _id=64, _o=0xafdd8974)
    at moc_videotree.cpp:118
No locals.
#12 0xa657154b in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#13 0xa6ff34c2 in UIManagedTreeListType::nodeSelected (this=0xa1a2b178, t0=4, 
    t1=0xa1a862e0) at moc_uitypes.cpp:1116
        clist = (QConnectionList *) 0xa1a2c820
        o = {{type = 0xa6a50184, payload = {b = 255, c = -1 '', s = -1, 
      i = -1, l = -1, uc = 255 '', us = 65535, ui = 4294967295, 
      ul = 4294967295, f = -nan(0x7fffff), d = -3.9857600185942017e-78, 
      byte = "\210\211ݯ\233\020\000", bytearray = {
        data = 0xffffffff <Address 0xffffffff out of bounds>, 
        size = 2950531464}, ptr = 0xffffffff, voidstar = {ptr = 0xffffffff, 
        owner = 136}, charstar = {
        ptr = 0xffffffff <Address 0xffffffff out of bounds>, owner = 136}, 
      utf8 = {ptr = 0xffffffff <Address 0xffffffff out of bounds>, 
        owner = 136}, local8bit = {
        ptr = 0xffffffff <Address 0xffffffff out of bounds>, owner = 136}, 
      iface = 0xffffffff, idisp = 0xffffffff}}, {type = 0x815b468, payload = {
      b = 4, c = 4 '\004', s = 4, i = 4, l = 4, uc = 4 '\004', us = 4, ui = 4, 
      ul = 4, f = 5.60519386e-45, d = -1.1654047612887388e-146, 
      byte = "\004\000\000\000\210xX\f", bytearray = {
        data = 0x4 <Address 0x4 out of bounds>, size = 2711789704}, ptr = 0x4, 
      voidstar = {ptr = 0x4, owner = 136}, charstar = {
        ptr = 0x4 <Address 0x4 out of bounds>, owner = 136}, utf8 = {
        ptr = 0x4 <Address 0x4 out of bounds>, owner = 136}, local8bit = {
        ptr = 0x4 <Address 0x4 out of bounds>, owner = 136}, iface = 0x4, 
      idisp = 0x4}}, {type = 0x815b46c, payload = {b = 224, c = -32 '', 
      s = 25312, i = -1582800160, l = -1582800160, uc = 224 '', us = 25312, 
      ui = 2712167136, ul = 2712167136, f = -1.14102948e-18, 
      d = -1.0010574251226911e-146, byte = "b\020\000h\035w\236o\006", 
      bytearray = {data = 0xa1a862e0 "bH", size = 2711617552}, 
      ptr = 0xa1a862e0, voidstar = {ptr = 0xa1a862e0, owner = 16}, charstar = {
        ptr = 0xa1a862e0 "bH", owner = 16}, utf8 = {
        ptr = 0xa1a862e0 "bH", owner = 16}, local8bit = {
        ptr = 0xa1a862e0 "bH", owner = 16}, iface = 0xa1a862e0, 
      idisp = 0xa1a862e0}}}
#14 0xa6f0e3a5 in UIManagedTreeListType::select (this=0xa1a2b178)
    at uitypes.cpp:4420
No locals.
#15 0xa1d1cf60 in VideoTree::keyPressEvent (this=0xa1a10ad0, e=0xafdd92b0)
    at videotree.cpp:254
        action = {static null = {
    static null = <same as static member of an already seen type>, 
    d = 0x815e3f8, static shared_null = 0x815e3f8}, d = 0x8355a28, 
  static shared_null = 0x815e3f8}
        i = 0
        handled = true
        actions = {<QValueList<QString>> = {sh = 0xa1a878a0}, <No data fields>}
#16 0xa65abeb1 in QWidget::event () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#17 0xa650787a in QApplication::internalNotify () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#18 0xa6507c0d in QApplication::notify () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#19 0xa6d69166 in MythMainWindow::eventFilter (this=0x830a020, e=0xafdd92b0)
    at mythmainwindow.cpp:1098
        ke = (QKeyEvent *) 0xafdd92b0
        current = (struct QWidget *) 0xa1a10ad0
        it = (class MythScreenStack **) 0xa6f69868
        ge = (MythGestureEvent *) 0xafdd8d58
#20 0xa656e6b0 in QObject::activate_filters () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#21 0xa656e72e in QObject::event () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#22 0xa65abb9a in QWidget::event () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#23 0xa650787a in QApplication::internalNotify () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#24 0xa6507c0d in QApplication::notify () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#25 0xa649906f in QApplication::sendSpontaneousEvent ()
   from /usr/lib/libqt-mt.so.3
No symbol table info available.
#26 0xa648cdaf in QETWidget::translateKeyEvent () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#27 0xa6492d07 in QApplication::x11ProcessEvent () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#28 0xa64ac2a2 in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#29 0xa6520255 in QEventLoop::enterLoop () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#30 0xa65063b9 in QApplication::enter_loop () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#31 0xa6f59020 in MythDialog::exec (this=0xa1a10ad0) at mythdialogs.cpp:135
        res = -1493856344
#32 0xa1ce7dd1 in (anonymous namespace)::screen_inst<VideoTree>::run (
    this=0xafdd97d8) at main.cpp:56
No locals.
#33 0xa1ce7e79 in (anonymous namespace)::exec_screen<VideoTree> (
    inst=0xa1a10ad0, loc_name=@0xafdd9830) at main.cpp:76
        si = {m_inst = 0xa1a10ad0, m_location_name = @0xafdd9830}
#34 0xa1ce7f8f in (anonymous namespace)::screens::runVideoTree (
    video_list=0xa1a1f6c0) at main.cpp:109
No locals.
#35 0xa1ce872d in (anonymous namespace)::screens::runScreen (
    st=(anonymous namespace)::screens::stVideoTree) at main.cpp:163
        sret = 0
#36 0xa1ce6c60 in (anonymous namespace)::screenVideoDefault () at main.cpp:196
No locals.
#37 0xa6d68fbd in MythMainWindow::ExitToMainMenu (this=0x830a020)
    at mythmainwindow.cpp:703
        callback = (
    void (*)(void)) 0xa1ce6c42 <(anonymous namespace)::screenVideoDefault()>
        jumpdone = true
        current = (struct QWidget *) 0x0
        toplevel = (class MythScreenStack *) 0x839b278
#38 0xa6d71d3d in MythMainWindow::customEvent (this=0x830a020, ce=0xa1a2e368)
    at mythmainwindow.cpp:1238
No locals.
#39 0xa656e805 in QObject::event () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#40 0xa65abb9a in QWidget::event () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#41 0xa650787a in QApplication::internalNotify () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#42 0xa65085f5 in QApplication::notify () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#43 0xa6fb5f9f in QApplication::sendEvent (receiver=0x830a020, 
    event=0xa1a2e368) at /usr/include/qt3/qapplication.h:520
No locals.
#44 0xa6508ec5 in QApplication::sendPostedEvents () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#45 0xa6508fcc in QApplication::sendPostedEvents () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#46 0xa64ac30f in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#47 0xa6520255 in QEventLoop::enterLoop () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#48 0xa652017a in QEventLoop::exec () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#49 0xa650638d in QApplication::exec () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#50 0x08071ebd in main (argc=5, argv=0xafdda674) at main.cpp:1218
        geometry = {static null = {
    static null = <same as static member of an already seen type>, 
    d = 0x815e3f8, static shared_null = 0x815e3f8}, d = 0x815e3f8, 
  static shared_null = 0x815e3f8}
        display = {static null = {
    static null = <same as static member of an already seen type>, 
    d = 0x815e3f8, static shared_null = 0x815e3f8}, d = 0x815e3f8, 
  static shared_null = 0x815e3f8}
        a = <incomplete type>
        logfile = {static null = {
    static null = <same as static member of an already seen type>, 
    d = 0x815e3f8, static shared_null = 0x815e3f8}, d = 0x81fc160, 
  static shared_null = 0x815e3f8}
        pluginname = {static null = {
    static null = <same as static member of an already seen type>, 
    d = 0x815e3f8, static shared_null = 0x815e3f8}, d = 0x81fc178, 
  static shared_null = 0x815e3f8}
        settingsOverride = {sh = 0x8262bd0}
        finfo = {fn = {static null = {
      static null = <same as static member of an already seen type>, 
      d = 0x815e3f8, static shared_null = 0x815e3f8}, d = 0x81fc190, 
    static shared_null = 0x815e3f8}, fic = 0x0, cache = true, symLink = false}
        binname = {static null = {
    static null = <same as static member of an already seen type>, 
    d = 0x815e3f8, static shared_null = 0x815e3f8}, d = 0x81fc190, 
  static shared_null = 0x815e3f8}
        ResetSettings = false
        logfd = -1
        fileprefix = {static null = {
    static null = <same as static member of an already seen type>, 
    d = 0x815e3f8, static shared_null = 0x815e3f8}, d = 0x8163780, 
  static shared_null = 0x815e3f8}
        dir = <incomplete type>
        priv_thread = 2768829360
        status = 0
        themename = {static null = {
    static null = <same as static member of an already seen type>, 
    d = 0x815e3f8, static shared_null = 0x815e3f8}, d = 0x83ca570, 
  static shared_null = 0x815e3f8}
        randomtheme = false
        themedir = {static null = {
    static null = <same as static member of an already seen type>, 
    d = 0x815e3f8, static shared_null = 0x815e3f8}, d = 0x83cc9c0, 
  static shared_null = 0x815e3f8}
        mainWindow = (class MythMainWindow *) 0x830a020
        pmanager = (MythPluginManager *) 0x8397c80
        mon = (class MediaMonitor *) 0x83b2118
        networkControl = (class NetworkControl *) 0x0
        exitstatus = 0
(gdb) 





----

ps -ef | grep myth
mythtv    4164     1  0 22:15 ?        00:00:01 /usr/bin/mythbackend --daemon --logfile /var/log/mythtv/mythbackend.log --pidfile /var/run/mythtv/mythbackend.pid
mythtv    4178  4177  0 22:15 ?        00:00:00 su - mythtv -c exec startx $(<$HOME/.wmrc) >$HOME/.X.err 2>&1
mythtv    4202  4178  0 22:15 ?        00:00:00 /bin/sh /usr/bin/startx
mythtv    4229  4202  0 22:15 ?        00:00:00 xinit /etc/X11/xinit/xinitrc -- /etc/X11/xinit/xserverrc -auth /home/mythtv/.serverauth.4202
mythtv    4259  4229  0 22:15 ?        00:00:00 /bin/sh /home/mythtv/.xsession
mythtv    4281  4259  0 22:15 ?        00:00:00 /usr/bin/ssh-agent /home/mythtv/.xsession
mythtv    4283  4259  0 22:15 ?        00:00:00 fvwm2
mythtv    4285     1  0 22:15 ?        00:00:01 mythwelcome
mythtv    4298     1  0 22:15 ?        00:00:01 /usr/bin/mythlcdserver -v none
mythtv    4304  4285  0 22:15 ?        00:00:00 /bin/sh /home/mythtv/bin/startmyth
mythtv    4306  4304  0 22:15 ?        00:00:00 /bin/sh /home/mythtv/bin/startmyth
mythtv    4307  4306  0 22:15 ?        00:00:00 irexec
root      5382  4071  0 22:18 ?        00:00:00 sshd: mythtv [priv]
mythtv    5388  5382  0 22:18 ?        00:00:00 sshd: mythtv@notty
mythtv    5389  5388  0 22:18 ?        00:00:01 x11vnc -localhost -display :0
mythtv    5949  4309  1 22:19 ?        00:00:19 [mplayer] <defunct>
mythtv    4309  4304  0 22:15 ?        00:00:11 mythfrontend -O UseOpenGLPainter=0 --verbose playback
root      7078  7060  0 22:49 pts/0    00:00:00 grep myth



----
strace -p 4309
Process 4309 attached - interrupt to quit
write(22, "\1", 1


----
lsof -p 4309 | grep 22u
mythfront 4309 mythtv   22u  unix 0xd9fa2c80            9841 socket



----
killing process  4309 drops me into mythwelcome. From there the frontend starts
momally again.

