Dynamic playlist crash bt

[Casey Link]

#0  0xffffe424 in __kernel_vsyscall ()
#1  0xb4792281 in select () from /lib/libc.so.6
#2  0xb7f7f9b3 in QEventDispatcherUNIX::select (this=0x84964b8,
nfds=25, readfds=0x84af70c, writefds=0x84af920, exceptfds=0x84afb34,
timeout=0xbf95a630)
    at kernel/qeventdispatcher_unix.cpp:601
#3  0xb4bb873c in QEventDispatcherX11::select (this=0x84964b8,
nfds=139130636, readfds=0x84af70c, writefds=0x84af920,
exceptfds=0x84afb34, timeout=0xbf95a630)
    at kernel/qeventdispatcher_x11.cpp:190
#4  0xb7f81266 in QEventDispatcherUNIXPrivate::doSelect
(this=0x84af620, flags=@0xbf95a638, timeout=0xbf95a630) at
kernel/qeventdispatcher_unix.cpp:172
#5  0xb7f81794 in QEventDispatcherUNIX::processEvents (this=0x84964b8,
flags=@0xbf95a86c) at kernel/qeventdispatcher_unix.cpp:895
#6  0xb4bb8ad6 in QEventDispatcherX11::processEvents (this=0x84964b8,
flags={i = -1080711000}) at kernel/qeventdispatcher_x11.cpp:154
#7  0xb7f4f20d in QEventLoop::processEvents (this=0x8b45c88,
flags=@0xbf95a8e4) at kernel/qeventloop.cpp:149
#8  0xb7f4f3a1 in QEventLoop::exec (this=0x8b45c88, flags=@0xbf95a920)
at kernel/qeventloop.cpp:200
#9  0xb78281bb in Dynamic::BiasedPlaylist::getTrack (this=0x8b45c58)
at /share/devel/kdesvn/extragear/amarokgit/src/dynamic/BiasedPlaylist.cpp:101
#10 0xb7828e93 in Dynamic::DynamicPlaylist::getTracks (this=0x8b45c58,
count=9) at /share/devel/kdesvn/extragear/amarokgit/src/dynamic/DynamicPlaylist.cpp:50
#11 0xb778b6ed in Playlist::DynamicTrackNavigator::appendUpcoming
(this=0x8f55680) at
/share/devel/kdesvn/extragear/amarokgit/src/playlist/DynamicTrackNavigator.cpp:97
#12 0xb7780860 in Playlist::Model::playlistModeChanged
(this=0x85875c0) at
/share/devel/kdesvn/extragear/amarokgit/src/playlist/PlaylistModel.cpp:547
#13 0xb78750cb in PlaylistBrowserNS::DynamicCategory::On
(this=0x8b3ad50) at
/share/devel/kdesvn/extragear/amarokgit/src/playlistbrowser/DynamicCategory.cpp:180
#14 0xb78750fd in PlaylistBrowserNS::DynamicCategory::OnOff
(this=0x8b3ad50) at
/share/devel/kdesvn/extragear/amarokgit/src/playlistbrowser/DynamicCategory.cpp:166
#15 0xb787517a in PlaylistBrowserNS::DynamicCategory::qt_metacall
(this=0x8b3ad50, _c=QMetaObject::InvokeMetaMethod, _id=0,
_a=0xbf95ab8c)
    at /share/devel/kdesvn/build/extragear/multimedia/src/DynamicCategory.moc:69
#16 0xb7f6667a in QMetaObject::activate (sender=0x8b40130,
from_signal_index=<value optimized out>, to_signal_index=30,
argv=0xfffffdfe) at kernel/qobject.cpp:3001
#17 0xb7f66b80 in QMetaObject::activate (sender=0x8b40130,
m=0xb532c364, from_local_signal_index=2, to_local_signal_index=3,
argv=0xbf95ab8c) at kernel/qobject.cpp:3091
#18 0xb5155611 in QAbstractButton::clicked (this=0x8b40130, _t1=false)
at .moc/debug-shared/moc_qabstractbutton.cpp:185
#19 0xb4e85869 in QAbstractButtonPrivate::emitClicked (this=0x8b3b1f8)
at widgets/qabstractbutton.cpp:543
#20 0xb4e874f4 in QAbstractButtonPrivate::click (this=0x8b3b1f8) at
widgets/qabstractbutton.cpp:536
#21 0xb4e87786 in QAbstractButton::mouseReleaseEvent (this=0x8b40130,
e=0xbf95b21c) at widgets/qabstractbutton.cpp:1112
#22 0xb4b77b42 in QWidget::event (this=0x8b40130, event=0xbf95b21c) at
kernel/qwidget.cpp:6927
#23 0xb4e8570e in QAbstractButton::event (this=0x8b40130,
e=0xbf95b21c) at widgets/qabstractbutton.cpp:1074
#24 0xb4f33cd0 in QPushButton::event (this=0x8b40130, e=0xbf95b21c) at
widgets/qpushbutton.cpp:658
#25 0xb4b195ec in QApplicationPrivate::notify_helper (this=0x84af560,
receiver=0x8b40130, e=0xbf95b21c) at kernel/qapplication.cpp:3772
#26 0xb4b2113f in QApplication::notify (this=0xbf95b88c,
receiver=0x8b40130, e=0xbf95b21c) at kernel/qapplication.cpp:3501
#27 0xb7474a0d in KApplication::notify (this=0xbf95b88c,
receiver=0x8b40130, event=0xbf95b21c) at
/share/devel/kdesvn/kdelibs/kdeui/kernel/kapplication.cpp:311
#28 0xb7f4fff9 in QCoreApplication::notifyInternal (this=0xbf95b88c,
receiver=0x8b40130, event=0xbf95b21c) at
kernel/qcoreapplication.cpp:587
#29 0xb4b2250f in QApplicationPrivate::sendMouseEvent
(receiver=0x8b40130, event=0xbf95b21c, alienWidget=0x8b40130,
nativeWidget=0x8583b98, buttonDown=0xb5332c60,
    lastMouseReceiver=@0xb5332c64) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#30 0xb4b91493 in QETWidget::translateMouseEvent (this=0x8583b98,
event=0xbf95b718) at kernel/qapplication_x11.cpp:4133
#31 0xb4b90288 in QApplication::x11ProcessEvent (this=0xbf95b88c,
event=0xbf95b718) at kernel/qapplication_x11.cpp:3255
#32 0xb4bb8e21 in QEventDispatcherX11::processEvents (this=0x84964b8,
flags={i = -1080707144}) at kernel/qeventdispatcher_x11.cpp:134
#33 0xb7f4f20d in QEventLoop::processEvents (this=0xbf95b830,
flags=@0xbf95b7f4) at kernel/qeventloop.cpp:149
#34 0xb7f4f3a1 in QEventLoop::exec (this=0xbf95b830,
flags=@0xbf95b838) at kernel/qeventloop.cpp:200
#35 0xb7f5179d in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:845
#36 0xb4b19317 in QApplication::exec () at
kernel/qapplication.cpp:3304
#37 0x0804bf37 in main (argc=2, argv=0xbf95bd54) at
/share/devel/kdesvn/extragear/amarokgit/src/main.cpp:133
==== (gdb) thread apply all bt ====