Bug 291919

Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.3 (4.7.3) (Compiled from sources)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-14-generic i686
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed:
i was opening a pdf, with okular, also i was listening to the music with amarok and using my web browser (opera) and i was using libreoffice too

-- Backtrace:
Application: Shell de escritorio Plasma (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0xb77fcb20 (LWP 1707))]

Thread 7 (Thread 0xb164eb70 (LWP 1708)):
#0  0x05b8bc35 in g_main_context_query () from /lib/i386-linux-gnu/libglib-2.0.so.0
#1  0x05b8c664 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0x05b8cc2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x07f01b37 in QEventDispatcherGlib::processEvents (this=0x9fade18, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#4  0x07ed21dd in QEventLoop::processEvents (this=0xb164e2a0, flags=...) at kernel/qeventloop.cpp:149
#5  0x07ed2421 in QEventLoop::exec (this=0xb164e2a0, flags=...) at kernel/qeventloop.cpp:201
#6  0x07dd590b in QThread::exec (this=0x9faadf8) at thread/qthread.cpp:498
#7  0x07eb2e2d in QInotifyFileSystemWatcherEngine::run (this=0x9faadf8) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x07dd87b3 in QThreadPrivate::start (arg=0x9faadf8) at thread/qthread_unix.cpp:331
#9  0x03c15d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#10 0x00e1d0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 6 (Thread 0xaf9b8b70 (LWP 1709)):
#0  0x002fc416 in __kernel_vsyscall ()
#1  0x03c19a5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x00e2acfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x036919a9 in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#4  0x036919ef in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#5  0x03c15d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0x00e1d0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 5 (Thread 0xacdf5b70 (LWP 1712)):
#0  0x03c17dbd in pthread_mutex_lock () from /lib/i386-linux-gnu/libpthread.so.0
#1  0x00e2af14 in pthread_mutex_lock () from /lib/i386-linux-gnu/libc.so.6
#2  0x05b8bceb in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x05b8c8f0 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x05b8cc2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x07f01b37 in QEventDispatcherGlib::processEvents (this=0xa8c57d0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x07ed21dd in QEventLoop::processEvents (this=0xacdf52a0, flags=...) at kernel/qeventloop.cpp:149
#7  0x07ed2421 in QEventLoop::exec (this=0xacdf52a0, flags=...) at kernel/qeventloop.cpp:201
#8  0x07dd590b in QThread::exec (this=0x9be2340) at thread/qthread.cpp:498
#9  0x07eb2e2d in QInotifyFileSystemWatcherEngine::run (this=0x9be2340) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x07dd87b3 in QThreadPrivate::start (arg=0x9be2340) at thread/qthread_unix.cpp:331
#11 0x03c15d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0x00e1d0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 4 (Thread 0xab36eb70 (LWP 1718)):
#0  0x00e2af08 in pthread_mutex_lock () from /lib/i386-linux-gnu/libc.so.6
#1  0x05b8c839 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0x05b8cf9b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x0749ccea in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#4  0x05bb35f4 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x03c15d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0x00e1d0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 3 (Thread 0xa9f5bb70 (LWP 1719)):
#0  0x002fc416 in __kernel_vsyscall ()
#1  0x03c19a5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x00e2acfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x02df0883 in WTF::TCMalloc_PageHeap::scavengerThread (this=0x350c340) at wtf/FastMalloc.cpp:2495
#4  0x02df099f in WTF::TCMalloc_PageHeap::runScavengerThread (context=0x350c340) at wtf/FastMalloc.cpp:1618
#5  0x03c15d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0x00e1d0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 2 (Thread 0xa9632b70 (LWP 1720)):
#0  0x03c18d44 in __pthread_mutex_unlock_usercnt () from /lib/i386-linux-gnu/libpthread.so.0
#1  0x00e2af54 in pthread_mutex_unlock () from /lib/i386-linux-gnu/libc.so.6
#2  0x05b8c565 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x05b8cc2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x07f01b37 in QEventDispatcherGlib::processEvents (this=0xa0f28e8, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0x07ed21dd in QEventLoop::processEvents (this=0xa96322d0, flags=...) at kernel/qeventloop.cpp:149
#6  0x07ed2421 in QEventLoop::exec (this=0xa96322d0, flags=...) at kernel/qeventloop.cpp:201
#7  0x07dd590b in QThread::exec (this=0xa0f22b0) at thread/qthread.cpp:498
#8  0x07dd59fb in QThread::run (this=0xa0f22b0) at thread/qthread.cpp:565
#9  0x07dd87b3 in QThreadPrivate::start (arg=0xa0f22b0) at thread/qthread_unix.cpp:331
#10 0x03c15d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#11 0x00e1d0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 1 (Thread 0xb77fcb20 (LWP 1707)):
[KCrash Handler]
#7  isNull (this=0x8d) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:568
#8  operator! (this=0x8d) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:574
#9  TaskManager::TaskItem::task (this=0xc4c2990) at ../../../libs/taskmanager/taskitem.cpp:113
#10 0x04ae2662 in WindowTaskItem::publishIconGeometry (this=0xc76c418) at ../../../../../plasma/desktop/applets/tasks/windowtaskitem.cpp:120
#11 0x04aec2d3 in AbstractTaskItem::setGeometry (this=0xc76c418, geometry=...) at ../../../../../plasma/desktop/applets/tasks/abstracttaskitem.cpp:1018
#12 0x01b1f519 in QGraphicsWidgetPrivate::setGeometryFromSetPos (this=0xa9f41d8) at graphicsview/qgraphicswidget_p.cpp:906
#13 0x01b186a8 in QGraphicsWidget::itemChange (this=0xc76c418, change=QGraphicsItem::ItemPositionHasChanged, value=...) at graphicsview/qgraphicswidget.cpp:1150
#14 0x01aaeba0 in QGraphicsItem::setPos (this=0xc76c420, pos=...) at graphicsview/qgraphicsitem.cpp:3740
#15 0x04aef194 in AbstractTaskItem::setAnimationPos (this=0xc76c418, pos=...) at ../../../../../plasma/desktop/applets/tasks/abstracttaskitem.cpp:993
#16 0x04af0c68 in AbstractTaskItem::qt_metacall (this=0xc76c418, _c=QMetaObject::WriteProperty, _id=<optimized out>, _a=0xbfd1372c) at ./abstracttaskitem.moc:126
#17 0x04ae30c2 in WindowTaskItem::qt_metacall (this=0xc76c418, _c=QMetaObject::WriteProperty, _id=30, _a=0xbfd1372c) at ./windowtaskitem.moc:72
#18 0x07ed9b7d in metacall (argv=0xbfd1372c, idx=30, cl=QMetaObject::WriteProperty, object=0xc76c418) at kernel/qmetaobject.cpp:237
#19 QMetaObject::metacall (object=0xc76c418, cl=QMetaObject::WriteProperty, idx=30, argv=0xbfd1372c) at kernel/qmetaobject.cpp:232
#20 0x07dc0c9c in QPropertyAnimationPrivate::updateProperty (this=0xaad4f30, newValue=...) at animation/qpropertyanimation.cpp:139
#21 0x07dbe056 in QVariantAnimationPrivate::setCurrentValueForProgress (this=0xaad4f30, progress=1) at animation/qvariantanimation.cpp:293
#22 0x07dbe2ca in QVariantAnimationPrivate::recalculateCurrentInterval (this=0xaad4f30, force=false) at animation/qvariantanimation.cpp:278
#23 0x07dbc318 in QAbstractAnimation::setCurrentTime (this=0xc998c48, msecs=<optimized out>) at animation/qabstractanimation.cpp:751
#24 0x07dbc4ef in updateAnimationsTime (this=0x9c15af8) at animation/qabstractanimation.cpp:234
#25 QUnifiedTimer::updateAnimationsTime (this=0x9c15af8) at animation/qabstractanimation.cpp:206
#26 0x07dbca88 in QUnifiedTimer::timerEvent (this=0x9c15af8, event=0xbfd13c9c) at animation/qabstractanimation.cpp:291
#27 0x07eeb994 in QObject::event (this=0x9c15af8, e=0xbfd13c9c) at kernel/qobject.cpp:1181
#28 0x01457d54 in notify_helper (e=0xbfd13c9c, receiver=0x9c15af8, this=0x985aae0) at kernel/qapplication.cpp:4486
#29 QApplicationPrivate::notify_helper (this=0x985aae0, receiver=0x9c15af8, e=0xbfd13c9c) at kernel/qapplication.cpp:4458
#30 0x0145d103 in QApplication::notify (this=0xbfd13c9c, receiver=0x9c15af8, e=0xbfd13c9c) at kernel/qapplication.cpp:3886
#31 0x010ae681 in KApplication::notify (this=0x984e200, receiver=0x9c15af8, event=0xbfd13c9c) at ../../kdeui/kernel/kapplication.cpp:311
#32 0x07ed319e in QCoreApplication::notifyInternal (this=0x984e200, receiver=0x9c15af8, event=0xbfd13c9c) at kernel/qcoreapplication.cpp:787
#33 0x07f03c10 in sendEvent (event=0xbfd13c9c, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#34 QTimerInfoList::activateTimers (this=0x9860944) at kernel/qeventdispatcher_unix.cpp:603
#35 0x07f01122 in timerSourceDispatch (source=0x9860910) at kernel/qeventdispatcher_glib.cpp:184
#36 0x05b8c25f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#37 0x05b8c990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#38 0x05b8cc2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#39 0x07f01ada in QEventDispatcherGlib::processEvents (this=0x980b218, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#40 0x0150fe3a in QGuiEventDispatcherGlib::processEvents (this=0x980b218, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#41 0x07ed21dd in QEventLoop::processEvents (this=0xbfd13f14, flags=...) at kernel/qeventloop.cpp:149
#42 0x07ed2421 in QEventLoop::exec (this=0xbfd13f14, flags=...) at kernel/qeventloop.cpp:201
#43 0x07ed719d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#44 0x014558f4 in QApplication::exec () at kernel/qapplication.cpp:3760
#45 0x0027118b in kdemain (argc=1, argv=0xbfd14114) at ../../../../plasma/desktop/shell/main.cpp:120
#46 0x0804850b in main (argc=1, argv=0xbfd14114) at plasma-desktop_dummy.cpp:3

Possible duplicates by query: bug 291918, bug 291914, bug 291911, bug 291905, bug 291893.

Reported using DrKonqi