Version:            (using KDE 4.2.2)
OS:                Linux
Installed from:    Ubuntu Packages

A user originally reported this at: https://launchpad.net/bugs/355286

To reproduce, just drag an application from the "Applications" part of the Recently Used tab to the "Documents" section of the same tab.


Application: Plasma Workspace (plasma), signal SIGSEGV
[Current thread is 0 (LWP 6910)]

Thread 6 (Thread 0xa8a9ab90 (LWP 6911)):
#0  0xb8017424 in __kernel_vsyscall ()
#1  0xb517c0e5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb635c2ed in __pthread_cond_wait (cond=0x9d0cb60, mutex=0x9d0cb48) at forward.c:139
#3  0xb65489b2 in QWaitCondition::wait (this=0x9d35500, mutex=0x9d354fc, time=4294967295) at thread/qwaitcondition_unix.cpp:87
#4  0xb79ca152 in QHostInfoAgent::run (this=0x9d354f0) at kernel/qhostinfo.cpp:260
#5  0xb654796e in QThreadPrivate::start (arg=0x9d354f0) at thread/qthread_unix.cpp:189
#6  0xb51784ff in start_thread (arg=0xa8a9ab90) at pthread_create.c:297
#7  0xb634d49e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 5 (Thread 0xa7a27b90 (LWP 6929)):
#0  0xb8017424 in __kernel_vsyscall ()
#1  0xb517c0e5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb635c2ed in __pthread_cond_wait (cond=0x9364568, mutex=0x9364550) at forward.c:139
#3  0xb65489b2 in QWaitCondition::wait (this=0x956f878, mutex=0x956f874, time=4294967295) at thread/qwaitcondition_unix.cpp:87
#4  0xa8bbb1e2 in ?? () from /usr/lib/kde4/plasma_wallpaper_weather.so
#5  0xb654796e in QThreadPrivate::start (arg=0x956f86c) at thread/qthread_unix.cpp:189
#6  0xb51784ff in start_thread (arg=0xa7a27b90) at pthread_create.c:297
#7  0xb634d49e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 4 (Thread 0xa824db90 (LWP 8328)):
#0  0xb8017424 in __kernel_vsyscall ()
#1  0xb517c412 in pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_timedwait.S:179
#2  0xb635c344 in __pthread_cond_timedwait (cond=0xac15828, mutex=0xac15810, abstime=0xa824d33c) at forward.c:152
#3  0xa357fae3 in ?? () from /usr/lib/libxine.so.1
Backtrace stopped: previous frame inner to this frame (corrupt stack?)

Thread 3 (Thread 0xa2905b90 (LWP 8329)):
#0  0xb517b0c6 in __pthread_mutex_unlock_usercnt (mutex=0xab6db8c, decr=1) at pthread_mutex_unlock.c:64
#1  0xb635c4f6 in pthread_mutex_unlock (mutex=0xab6db8c) at forward.c:184
#2  0xb4f785ac in g_main_context_acquire () from /usr/lib/libglib-2.0.so.0
#3  0xb4f79cac in ?? () from /usr/lib/libglib-2.0.so.0
#4  0xb4f7a268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#5  0xb6667457 in QEventDispatcherGlib::processEvents (this=0xa7b1848, flags={i = -1567600056}) at kernel/qeventdispatcher_glib.cpp:325
#6  0xb663a06a in QEventLoop::processEvents (this=0xa29052c0, flags={i = -1567599992}) at kernel/qeventloop.cpp:149
#7  0xb663a4aa in QEventLoop::exec (this=0xa29052c0, flags={i = -1567599928}) at kernel/qeventloop.cpp:200
#8  0xb6544639 in QThread::exec (this=0x9d479a0) at thread/qthread.cpp:481
#9  0xa35eb20a in Phonon::Xine::XineThread::run (this=0x9d479a0) at /build/buildd/phonon-4.3.1/xine/xinethread.cpp:143
#10 0xb654796e in QThreadPrivate::start (arg=0x9d479a0) at thread/qthread_unix.cpp:189
#11 0xb51784ff in start_thread (arg=0xa2905b90) at pthread_create.c:297
#12 0xb634d49e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 2 (Thread 0xa2104b90 (LWP 8610)):
#0  0xb8017424 in __kernel_vsyscall ()
#1  0xb63457b1 in select () from /lib/tls/i686/cmov/libc.so.6
#2  0xb6619380 in QProcessManager::run (this=0x90c7750) at io/qprocess_unix.cpp:305
#3  0xb654796e in QThreadPrivate::start (arg=0x90c7750) at thread/qthread_unix.cpp:189
#4  0xb51784ff in start_thread (arg=0xa2104b90) at pthread_create.c:297
#5  0xb634d49e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
Current language:  auto; currently c

Thread 1 (Thread 0xb43f4720 (LWP 6910)):
[KCrash Handler]
#6  QAbstractItemModel::decodeData (this=0x958c990, row=0, column=0, parent=@0xbfc31644, stream=@0xbfc314b4) at ../../include/QtCore/../../src/corelib/thread/qbasicatomic.h:87
#7  0xb66353d4 in QAbstractItemModel::dropMimeData (this=0x958c990, data=0xbd45c28, action=Qt::MoveAction, row=0, column=0, parent=@0xbfc31644) at kernel/qabstractitemmodel.cpp:1517
#8  0xb6f00c75 in QStandardItemModel::dropMimeData (this=0x958c990, data=0xbd45c28, action=Qt::MoveAction, row=0, column=0, parent=@0xbfc31644) at itemviews/qstandarditemmodel.cpp:2998
#9  0xb6e5f4e1 in QAbstractItemView::dropEvent (this=0x95847b0, event=0xbfc31dbc) at itemviews/qabstractitemview.cpp:1844
#10 0xa8e5f4cc in Kickoff::UrlItemView::dropEvent (this=0x95847b0, event=0xbfc31dbc) at /build/buildd/kdebase-workspace-4.2.2/plasma/applets/kickoff/ui/urlitemview.cpp:632
#11 0xb693f7b1 in QWidget::event (this=0x95847b0, event=0xbfc31dbc) at kernel/qwidget.cpp:7698
#12 0xb6d19d83 in QFrame::event (this=0x95847b0, e=0xbfc31dbc) at widgets/qframe.cpp:559
#13 0xb6db9d3f in QAbstractScrollArea::viewportEvent (this=0x95847b0, e=0x74696f6f) at widgets/qabstractscrollarea.cpp:962
#14 0xb6e6ba37 in QAbstractItemView::viewportEvent (this=0x95847b0, event=0xbfc31dbc) at itemviews/qabstractitemview.cpp:1466
#15 0xb6dbc345 in QAbstractScrollAreaFilter::eventFilter (this=0x95d1b80, o=0x958a7f8, e=0xbfc31dbc) at widgets/qabstractscrollarea_p.h:100
#16 0xb663ac5a in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x90c55f8, receiver=0x958a7f8, event=0xbfc31dbc) at kernel/qcoreapplication.cpp:718
#17 0xb68e8f0a in QApplicationPrivate::notify_helper (this=0x90c55f8, receiver=0x958a7f8, e=0xbfc31dbc) at kernel/qapplication.cpp:4080
#18 0xb68f1841 in QApplication::notify (this=0x90c4cd0, receiver=0x958a7f8, e=0xbfc31dbc) at kernel/qapplication.cpp:4037
#19 0xb774194d in KApplication::notify (this=0x90c4cd0, receiver=0x958a7f8, event=0xbfc31dbc) at /build/buildd/kde4libs-4.2.2/kdeui/kernel/kapplication.cpp:307
#20 0xb663ba3b in QCoreApplication::notifyInternal (this=0x90c4cd0, receiver=0x958a7f8, event=0xbfc31dbc) at kernel/qcoreapplication.cpp:602
#21 0xb696e5ad in QX11Data::xdndHandleDrop (this=0x90d3130, xe=0xbfc31eb8, passive=false) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#22 0xb6973233 in QDragManager::drop (this=0xa75aee8) at kernel/qdnd_x11.cpp:1692
#23 0xb69733f6 in QDragManager::eventFilter (this=0xa75aee8, o=0xbd539b0, e=0xbfc32358) at kernel/qdnd_x11.cpp:1292
#24 0xb663ad1c in QCoreApplicationPrivate::sendThroughApplicationEventFilters (this=0x90c55f8, receiver=0xbd539b0, event=0xbfc32358) at kernel/qcoreapplication.cpp:699
#25 0xb68e8ea3 in QApplicationPrivate::notify_helper (this=0x90c55f8, receiver=0xbd539b0, e=0xbfc32358) at kernel/qapplication.cpp:4059
#26 0xb68f1ba1 in QApplication::notify (this=0x90c4cd0, receiver=0xbd539b0, e=0xbfc32358) at kernel/qapplication.cpp:3786
#27 0xb774194d in KApplication::notify (this=0x90c4cd0, receiver=0xbd539b0, event=0xbfc32358) at /build/buildd/kde4libs-4.2.2/kdeui/kernel/kapplication.cpp:307
#28 0xb663ba3b in QCoreApplication::notifyInternal (this=0x90c4cd0, receiver=0xbd539b0, event=0xbfc32358) at kernel/qcoreapplication.cpp:602
#29 0xb68f0c0e in QApplicationPrivate::sendMouseEvent (receiver=0xbd539b0, event=0xbfc32358, alienWidget=0x0, nativeWidget=0xbd539b0, buttonDown=0xb7194200, lastMouseReceiver=@0xb7194204)
    at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:216
#30 0xb6960a0e in QETWidget::translateMouseEvent (this=0xbd539b0, event=0xbfc3299c) at kernel/qapplication_x11.cpp:4425
#31 0xb695fd37 in QApplication::x11ProcessEvent (this=0x90c4cd0, event=0xbfc3299c) at kernel/qapplication_x11.cpp:3421
#32 0xb698acfa in x11EventSourceDispatch (s=0x90c8300, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#33 0xb4f76b88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#34 0xb4f7a0eb in ?? () from /usr/lib/libglib-2.0.so.0
#35 0xb4f7a268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#36 0xb6667438 in QEventDispatcherGlib::processEvents (this=0x9089430, flags={i = -1077728424}) at kernel/qeventdispatcher_glib.cpp:323
#37 0xb698a3f5 in QGuiEventDispatcherGlib::processEvents (this=0x9089430, flags={i = -1077728376}) at kernel/qguieventdispatcher_glib.cpp:202
#38 0xb663a06a in QEventLoop::processEvents (this=0xbd8c080, flags={i = -1077728312}) at kernel/qeventloop.cpp:149
#39 0xb663a4aa in QEventLoop::exec (this=0xbd8c080, flags={i = -1077728200}) at kernel/qeventloop.cpp:200
#40 0xb69713a0 in QDragManager::drag (this=0xa75aee8, o=0xbd97830) at kernel/qdnd_x11.cpp:1952
#41 0xb68fc5ca in QDrag::exec (this=0xbd97830, supportedActions={i = -1077728000}, defaultDropAction=Qt::IgnoreAction) at kernel/qdrag.cpp:282
#42 0xb68fc674 in QDrag::exec (this=0xbd97830, supportedActions={i = -1077727868}) at kernel/qdrag.cpp:239
#43 0xa8e606e4 in Kickoff::UrlItemView::startDrag (this=0x95847b0, supportedActions={i = -1077727596}) at /build/buildd/kdebase-workspace-4.2.2/plasma/applets/kickoff/ui/urlitemview.cpp:625
#44 0xb6e66f4d in QAbstractItemView::mouseMoveEvent (this=0x95847b0, event=0xbfc336c8) at itemviews/qabstractitemview.cpp:1547
#45 0xa8e60f8f in Kickoff::UrlItemView::mouseMoveEvent (this=0x95847b0, event=0xbfc336c8) at /build/buildd/kdebase-workspace-4.2.2/plasma/applets/kickoff/ui/urlitemview.cpp:524
#46 0xb693fa3d in QWidget::event (this=0x95847b0, event=0xbfc336c8) at kernel/qwidget.cpp:7501
#47 0xb6d19d83 in QFrame::event (this=0x95847b0, e=0xbfc336c8) at widgets/qframe.cpp:559
#48 0xb6db9d3f in QAbstractScrollArea::viewportEvent (this=0x95847b0, e=0x74696f6f) at widgets/qabstractscrollarea.cpp:962
#49 0xb6e6ba37 in QAbstractItemView::viewportEvent (this=0x95847b0, event=0xbfc336c8) at itemviews/qabstractitemview.cpp:1466
#50 0xb6dbc345 in QAbstractScrollAreaFilter::eventFilter (this=0x95d1b80, o=0x958a7f8, e=0xbfc336c8) at widgets/qabstractscrollarea_p.h:100
#51 0xb663ac5a in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x90c55f8, receiver=0x958a7f8, event=0xbfc336c8) at kernel/qcoreapplication.cpp:718
#52 0xb68e8f0a in QApplicationPrivate::notify_helper (this=0x90c55f8, receiver=0x958a7f8, e=0xbfc336c8) at kernel/qapplication.cpp:4080
#53 0xb68f1ba1 in QApplication::notify (this=0x90c4cd0, receiver=0x958a7f8, e=0xbfc336c8) at kernel/qapplication.cpp:3786
#54 0xb774194d in KApplication::notify (this=0x90c4cd0, receiver=0x958a7f8, event=0xbfc336c8) at /build/buildd/kde4libs-4.2.2/kdeui/kernel/kapplication.cpp:307
#55 0xb663ba3b in QCoreApplication::notifyInternal (this=0x90c4cd0, receiver=0x958a7f8, event=0xbfc336c8) at kernel/qcoreapplication.cpp:602
#56 0xb68f0c0e in QApplicationPrivate::sendMouseEvent (receiver=0x958a7f8, event=0xbfc336c8, alienWidget=0x958a7f8, nativeWidget=0x95a4b28, buttonDown=0xb7194200, lastMouseReceiver=@0xb7194204)
    at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:216
#57 0xb6960a0e in QETWidget::translateMouseEvent (this=0x95a4b28, event=0xbfc33d0c) at kernel/qapplication_x11.cpp:4425
#58 0xb695fd37 in QApplication::x11ProcessEvent (this=0x90c4cd0, event=0xbfc33d0c) at kernel/qapplication_x11.cpp:3421
#59 0xb698acfa in x11EventSourceDispatch (s=0x90c8300, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#60 0xb4f76b88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#61 0xb4f7a0eb in ?? () from /usr/lib/libglib-2.0.so.0
#62 0xb4f7a268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#63 0xb6667438 in QEventDispatcherGlib::processEvents (this=0x9089430, flags={i = -1077723448}) at kernel/qeventdispatcher_glib.cpp:323
#64 0xb698a3f5 in QGuiEventDispatcherGlib::processEvents (this=0x9089430, flags={i = -1077723400}) at kernel/qguieventdispatcher_glib.cpp:202
#65 0xb663a06a in QEventLoop::processEvents (this=0xbfc33f70, flags={i = -1077723336}) at kernel/qeventloop.cpp:149
#66 0xb663a4aa in QEventLoop::exec (this=0xbfc33f70, flags={i = -1077723272}) at kernel/qeventloop.cpp:200
#67 0xb663c959 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:880
#68 0xb68e8da7 in QApplication::exec () at kernel/qapplication.cpp:3553
#69 0xb7fb7b56 in kdemain (argc=1, argv=0xbfc34124) at /build/buildd/kdebase-workspace-4.2.2/plasma/shells/desktop/main.cpp:54
#70 0x08048712 in main (argc=198291344, argv=0xb672eff4) at /build/buildd/kdebase-workspace-4.2.2/obj-i486-linux-gnu/plasma/shells/desktop/plasma_qgv_dummy.cpp:3