Application: plasma-desktop (0.4)
KDE Platform Version: 4.9.4
Qt Version: 4.8.3
Operating System: Linux 3.5.0-22-generic i686
Distribution: Ubuntu 12.10

-- Information about the crash:
- What I was doing when the application crashed:
Attempting to add file contents widget to default panel. KDE froze for about 30 seconds, then crashed outright.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb1d0e740 (LWP 2810))]

Thread 7 (Thread 0xae725b40 (LWP 2871)):
#0  0xb764e831 in pthread_mutex_lock () from /lib/i386-linux-gnu/libc.so.6
#1  0xb2a54ed0 in g_mutex_lock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0xb2a13616 in g_main_context_query () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb2a13c5e in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb2a141db in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xaf016b7a in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#6  0xb2a39303 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0xb2b1fd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0xb7640d3e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 6 (Thread 0xacd8ab40 (LWP 3598)):
#0  0xb778c424 in __kernel_vsyscall ()
#1  0xb2b2396b in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb764e64c in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb3b541cd in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#4  0xb3b541ff in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#5  0xb2b1fd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0xb7640d3e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 5 (Thread 0xab97fb40 (LWP 3665)):
#0  0xb2cf8a07 in ?? () from /lib/i386-linux-gnu/librt.so.1
#1  0xb77ae000 in ?? () from /lib/ld-linux.so.2
Backtrace stopped: previous frame inner to this frame (corrupt stack?)

Thread 4 (Thread 0xa5e56b40 (LWP 3710)):
#0  0xb29e2d2e in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#1  0xb2a54eb6 in g_mutex_lock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0xb2a13e4a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb610699f in QEventDispatcherGlib::processEvents (this=0x9286ba0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0xb60d326c in QEventLoop::processEvents (this=this@entry=0xa5e56228, flags=...) at kernel/qeventloop.cpp:149
#5  0xb60d3561 in QEventLoop::exec (this=0xa5e56228, flags=...) at kernel/qeventloop.cpp:204
#6  0xb5fbe66c in QThread::exec (this=0x9286860) at thread/qthread.cpp:501
#7  0xb60b17bd in QInotifyFileSystemWatcherEngine::run (this=0x9286860) at io/qfilesystemwatcher_inotify.cpp:248
#8  0xb5fc1a58 in QThreadPrivate::start (arg=0x9286860) at thread/qthread_unix.cpp:338
#9  0xb2b1fd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#10 0xb7640d3e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 3 (Thread 0xadde3b40 (LWP 4028)):
#0  0xb778c424 in __kernel_vsyscall ()
#1  0xb2b2396b in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb764e64c in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb4c3d0e9 in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#4  0xb4c3d1df in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#5  0xb2b1fd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0xb7640d3e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 2 (Thread 0xa3e12b40 (LWP 4031)):
#0  0xb2a54be7 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#1  0xb2a54f08 in g_mutex_unlock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0xb2a12f26 in g_main_context_acquire () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb2a13ba8 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb2a13e61 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb610699f in QEventDispatcherGlib::processEvents (this=0xad400cb8, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0xb60d326c in QEventLoop::processEvents (this=this@entry=0xa3e12258, flags=...) at kernel/qeventloop.cpp:149
#7  0xb60d3561 in QEventLoop::exec (this=0xa3e12258, flags=...) at kernel/qeventloop.cpp:204
#8  0xb5fbe66c in QThread::exec (this=this@entry=0x96473c0) at thread/qthread.cpp:501
#9  0xb5fbe7cb in QThread::run (this=0x96473c0) at thread/qthread.cpp:568
#10 0xb5fc1a58 in QThreadPrivate::start (arg=0x96473c0) at thread/qthread_unix.cpp:338
#11 0xb2b1fd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0xb7640d3e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xb1d0e740 (LWP 2810)):
[KCrash Handler]
#7  isSignalConnected (signal_index=31, this=0x0) at kernel/qobject_p.h:234
#8  QMetaObject::activate (sender=0xb8d4898, m=0xa482abc8 <DeclarativeDragArea::staticMetaObject>, local_signal_index=6, argv=0xbfcc5e48) at kernel/qobject.cpp:3456
#9  0xa48220a5 in DeclarativeDragArea::drop (this=0xb8d4898, _t1=0) at moc_DeclarativeDragArea.cpp:234
#10 0xa4824be9 in DeclarativeDragArea::mouseMoveEvent (this=0xb8d4898, event=0xbfcc65a0) at ../../../../plasma/declarativeimports/draganddrop/DeclarativeDragArea.cpp:234
#11 0xa4824cac in DeclarativeDragArea::sceneEventFilter (this=0xb8d4898, item=0xac4d718, event=0xbfcc65a0) at ../../../../plasma/declarativeimports/draganddrop/DeclarativeDragArea.cpp:245
#12 0xb5c4bc23 in QGraphicsScenePrivate::filterDescendantEvent (this=this@entry=0x8b164f0, item=item@entry=0xac4d718, event=event@entry=0xbfcc65a0) at graphicsview/qgraphicsscene.cpp:1159
#13 0xb5c51ad0 in QGraphicsScenePrivate::sendEvent (this=0x8b164f0, item=0xac4d718, event=0xbfcc65a0) at graphicsview/qgraphicsscene.cpp:1211
#14 0xb5c52731 in sendMouseEvent (mouseEvent=0xbfcc65a0, this=0x8b164f0) at graphicsview/qgraphicsscene.cpp:1295
#15 QGraphicsScenePrivate::sendMouseEvent (this=0x8b164f0, mouseEvent=0xbfcc65a0) at graphicsview/qgraphicsscene.cpp:1274
#16 0xb5c53283 in QGraphicsScene::mouseMoveEvent (this=0x8afa660, mouseEvent=0xbfcc65a0) at graphicsview/qgraphicsscene.cpp:4102
#17 0xb5c66f3d in QGraphicsScene::event (this=0x8afa660, event=0xbfcc65a0) at graphicsview/qgraphicsscene.cpp:3451
#18 0xb55c439c in QApplicationPrivate::notify_helper (this=0x8ab7998, receiver=0x8afa660, e=0xbfcc65a0) at kernel/qapplication.cpp:4562
#19 0xb55c8daf in QApplication::notify (this=0xbfcc65a0, receiver=0x8afa660, e=0xbfcc65a0) at kernel/qapplication.cpp:3944
#20 0xb6763e91 in KApplication::notify (this=0x8aa7888, receiver=0x8afa660, event=0xbfcc65a0) at ../../kdeui/kernel/kapplication.cpp:311
#21 0xb60d478e in QCoreApplication::notifyInternal (this=0x8aa7888, receiver=0x8afa660, event=0xbfcc65a0) at kernel/qcoreapplication.cpp:915
#22 0xb55c224d in sendSpontaneousEvent (event=0xbfcc65a0, receiver=0x8afa660) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#23 qt_sendSpontaneousEvent (receiver=0x8afa660, event=0xbfcc65a0) at kernel/qapplication.cpp:5560
#24 0xb5c7cd32 in QGraphicsViewPrivate::mouseMoveEventHandler (this=0x9b49800, event=0xbfcc6db4) at graphicsview/qgraphicsview.cpp:646
#25 0xb5c803ce in QGraphicsView::mouseMoveEvent (this=0xb140748, event=0xbfcc6db4) at graphicsview/qgraphicsview.cpp:3276
#26 0xb561d7d5 in QWidget::event (this=0xb140748, event=0xbfcc6db4) at kernel/qwidget.cpp:8356
#27 0xb5a2df15 in QFrame::event (this=0xb140748, e=0xbfcc6db4) at widgets/qframe.cpp:557
#28 0xb5abe733 in QAbstractScrollArea::viewportEvent (this=0xb140748, e=0xbfcc6db4) at widgets/qabstractscrollarea.cpp:1043
#29 0xb5c83e1c in QGraphicsView::viewportEvent (this=0xb140748, event=0xbfcc6db4) at graphicsview/qgraphicsview.cpp:2866
#30 0xb5ac0ef6 in viewportEvent (event=0xbfcc6db4, this=<optimized out>) at widgets/qabstractscrollarea_p.h:100
#31 QAbstractScrollAreaFilter::eventFilter (this=0x8bf2160, o=0xaf4b818, e=0xbfcc6db4) at widgets/qabstractscrollarea_p.h:116
#32 0xb60d48fe in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x8ab7998, receiver=0xaf4b818, event=0xbfcc6db4) at kernel/qcoreapplication.cpp:1025
#33 0xb55c436d in QApplicationPrivate::notify_helper (this=0x8ab7998, receiver=0xaf4b818, e=0xbfcc6db4) at kernel/qapplication.cpp:4558
#34 0xb55c9892 in QApplication::notify (this=0x8ab7998, receiver=0xaf4b818, e=0xbfcc6db4) at kernel/qapplication.cpp:4105
#35 0xb6763e91 in KApplication::notify (this=0x8aa7888, receiver=0xaf4b818, event=0xbfcc6db4) at ../../kdeui/kernel/kapplication.cpp:311
#36 0xb60d478e in QCoreApplication::notifyInternal (this=0x8aa7888, receiver=0xaf4b818, event=0xbfcc6db4) at kernel/qcoreapplication.cpp:915
#37 0xb55c5206 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#38 QApplicationPrivate::sendMouseEvent (receiver=0xaf4b818, event=0xbfcc6db4, alienWidget=0xaf4b818, nativeWidget=0xac893d0, buttonDown=0xb5f55d14 <qt_button_down>, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3173
#39 0xb5650a75 in QETWidget::translateMouseEvent (this=0xac893d0, event=0xbfcc71dc) at kernel/qapplication_x11.cpp:4622
#40 0xb564f705 in QApplication::x11ProcessEvent (this=0x8aa7888, event=0xbfcc71dc) at kernel/qapplication_x11.cpp:3737
#41 0xb567adc4 in x11EventSourceDispatch (s=0x8ab86a8, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#42 0xb2a139e3 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#43 0xb2a13d80 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#44 0xb2a13e61 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#45 0xb6106981 in QEventDispatcherGlib::processEvents (this=0x8a5ceb8, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#46 0xb567a9aa in QGuiEventDispatcherGlib::processEvents (this=0x8a5ceb8, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#47 0xb60d326c in QEventLoop::processEvents (this=this@entry=0xb8d52d8, flags=...) at kernel/qeventloop.cpp:149
#48 0xb60d3561 in QEventLoop::exec (this=0xb8d52d8, flags=...) at kernel/qeventloop.cpp:204
#49 0xb565ed37 in QDragManager::drag (this=0x9e4f8c0, o=0xb5ee180) at kernel/qdnd_x11.cpp:2032
#50 0xb55d76a0 in QDrag::exec (this=0xb5ee180, supportedActions=..., defaultDropAction=Qt::MoveAction) at kernel/qdrag.cpp:284
#51 0xa4824bdd in DeclarativeDragArea::mouseMoveEvent (this=0xb97ae58, event=0xbfcc7cf0) at ../../../../plasma/declarativeimports/draganddrop/DeclarativeDragArea.cpp:233
#52 0xa4824cac in DeclarativeDragArea::sceneEventFilter (this=0xb97ae58, item=0xb8c6468, event=0xbfcc7cf0) at ../../../../plasma/declarativeimports/draganddrop/DeclarativeDragArea.cpp:245
#53 0xb5c4bc23 in QGraphicsScenePrivate::filterDescendantEvent (this=this@entry=0x8b164f0, item=item@entry=0xb8c6468, event=event@entry=0xbfcc7cf0) at graphicsview/qgraphicsscene.cpp:1159
#54 0xb5c51ad0 in QGraphicsScenePrivate::sendEvent (this=0x8b164f0, item=0xb8c6468, event=0xbfcc7cf0) at graphicsview/qgraphicsscene.cpp:1211
#55 0xb5c52731 in sendMouseEvent (mouseEvent=0xbfcc7cf0, this=0x8b164f0) at graphicsview/qgraphicsscene.cpp:1295
#56 QGraphicsScenePrivate::sendMouseEvent (this=0x8b164f0, mouseEvent=0xbfcc7cf0) at graphicsview/qgraphicsscene.cpp:1274
#57 0xb5c53283 in QGraphicsScene::mouseMoveEvent (this=0x8afa660, mouseEvent=0xbfcc7cf0) at graphicsview/qgraphicsscene.cpp:4102
#58 0xb5c66f3d in QGraphicsScene::event (this=0x8afa660, event=0xbfcc7cf0) at graphicsview/qgraphicsscene.cpp:3451
#59 0xb55c439c in QApplicationPrivate::notify_helper (this=0x8ab7998, receiver=0x8afa660, e=0xbfcc7cf0) at kernel/qapplication.cpp:4562
#60 0xb55c8daf in QApplication::notify (this=0xbfcc7cf0, receiver=0x8afa660, e=0xbfcc7cf0) at kernel/qapplication.cpp:3944
#61 0xb6763e91 in KApplication::notify (this=0x8aa7888, receiver=0x8afa660, event=0xbfcc7cf0) at ../../kdeui/kernel/kapplication.cpp:311
#62 0xb60d478e in QCoreApplication::notifyInternal (this=0x8aa7888, receiver=0x8afa660, event=0xbfcc7cf0) at kernel/qcoreapplication.cpp:915
#63 0xb55c224d in sendSpontaneousEvent (event=0xbfcc7cf0, receiver=0x8afa660) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#64 qt_sendSpontaneousEvent (receiver=0x8afa660, event=0xbfcc7cf0) at kernel/qapplication.cpp:5560
#65 0xb5c7cd32 in QGraphicsViewPrivate::mouseMoveEventHandler (this=0xb26cfa0, event=0xbfcc8504) at graphicsview/qgraphicsview.cpp:646
#66 0xb5c803ce in QGraphicsView::mouseMoveEvent (this=0xa212c90, event=0xbfcc8504) at graphicsview/qgraphicsview.cpp:3276
#67 0xb561d7d5 in QWidget::event (this=0xa212c90, event=0xbfcc8504) at kernel/qwidget.cpp:8356
#68 0xb5a2df15 in QFrame::event (this=0xa212c90, e=0xbfcc8504) at widgets/qframe.cpp:557
#69 0xb5abe733 in QAbstractScrollArea::viewportEvent (this=0xa212c90, e=0xbfcc8504) at widgets/qabstractscrollarea.cpp:1043
#70 0xb5c83e1c in QGraphicsView::viewportEvent (this=0xa212c90, event=0xbfcc8504) at graphicsview/qgraphicsview.cpp:2866
#71 0xb5ac0ef6 in viewportEvent (event=0xbfcc8504, this=<optimized out>) at widgets/qabstractscrollarea_p.h:100
#72 QAbstractScrollAreaFilter::eventFilter (this=0xa446ad8, o=0xa0db720, e=0xbfcc8504) at widgets/qabstractscrollarea_p.h:116
#73 0xb60d48fe in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x8ab7998, receiver=0xa0db720, event=0xbfcc8504) at kernel/qcoreapplication.cpp:1025
#74 0xb55c436d in QApplicationPrivate::notify_helper (this=0x8ab7998, receiver=0xa0db720, e=0xbfcc8504) at kernel/qapplication.cpp:4558
#75 0xb55c9892 in QApplication::notify (this=0x8ab7998, receiver=0xa0db720, e=0xbfcc8504) at kernel/qapplication.cpp:4105
#76 0xb6763e91 in KApplication::notify (this=0x8aa7888, receiver=0xa0db720, event=0xbfcc8504) at ../../kdeui/kernel/kapplication.cpp:311
#77 0xb60d478e in QCoreApplication::notifyInternal (this=0x8aa7888, receiver=0xa0db720, event=0xbfcc8504) at kernel/qcoreapplication.cpp:915
#78 0xb55c5206 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#79 QApplicationPrivate::sendMouseEvent (receiver=0xa0db720, event=0xbfcc8504, alienWidget=0xa0db720, nativeWidget=0x91c4768, buttonDown=0xb5f55d14 <qt_button_down>, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3173
#80 0xb5650a75 in QETWidget::translateMouseEvent (this=0x91c4768, event=0xbfcc892c) at kernel/qapplication_x11.cpp:4622
#81 0xb564f705 in QApplication::x11ProcessEvent (this=0x8aa7888, event=0xbfcc892c) at kernel/qapplication_x11.cpp:3737
#82 0xb567adc4 in x11EventSourceDispatch (s=0x8ab86a8, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#83 0xb2a139e3 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#84 0xb2a13d80 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#85 0xb2a13e61 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#86 0xb6106981 in QEventDispatcherGlib::processEvents (this=0x8a5ceb8, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#87 0xb567a9aa in QGuiEventDispatcherGlib::processEvents (this=0x8a5ceb8, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#88 0xb60d326c in QEventLoop::processEvents (this=this@entry=0xbfcc8c28, flags=...) at kernel/qeventloop.cpp:149
#89 0xb60d3561 in QEventLoop::exec (this=0xbfcc8c28, flags=...) at kernel/qeventloop.cpp:204
#90 0xb60d8cba in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1187
#91 0xb55c1fc4 in QApplication::exec () at kernel/qapplication.cpp:3823
#92 0xb774a063 in kdemain (argc=1, argv=0xbfcc8de4) at ../../../../plasma/desktop/shell/main.cpp:120
#93 0x0804855b in main (argc=1, argv=0xbfcc8de4) at plasma-desktop_dummy.cpp:3

Possible duplicates by query: bug 313876, bug 312934, bug 312642, bug 310523, bug 307660.

Reported using DrKonqi