Bug 290365

Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.3 (4.7.3)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-12-generic x86_64
Distribution: Linux Mint 12 Lisa

-- Information about the crash:
I click the right mouse button on the desktop and then choose add panel -> default panel. This is followed by failure of kde

The crash can be reproduced every time.

-- Backtrace:
Application: Powłoka pulpitu Plazmy (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fc87c8837a0 (LWP 1800))]

Thread 11 (Thread 0x7fc85a015700 (LWP 1801)):
#0  0x00007fc87c15c773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fc8706e6f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc8706e7429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc87934df3e in QEventDispatcherGlib::processEvents (this=0x28096a0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007fc879321cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fc879321ef7 in QEventLoop::exec (this=0x7fc85a014db0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007fc87923927f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007fc879304cbf in QInotifyFileSystemWatcherEngine::run (this=0x2807e60) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fc87923bd05 in QThreadPrivate::start (arg=0x2807e60) at thread/qthread_unix.cpp:331
#9  0x00007fc8711f3efc in start_thread (arg=0x7fc85a015700) at pthread_create.c:304
#10 0x00007fc87c16889d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 10 (Thread 0x7fc851ce8700 (LWP 2138)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc87923c1ab in wait (time=18446744073709551615, this=0x28cd500) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x28655f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc875036864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2902070, th=0x31d8df0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc875038e0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x28656a0, th=0x31d8df0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc875037ccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fc851ce7e00, parent=0x2902070, th=0x31d8df0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fc875037d5b in ThreadWeaver::Thread::run (this=0x31d8df0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fc87923bd05 in QThreadPrivate::start (arg=0x31d8df0) at thread/qthread_unix.cpp:331
#8  0x00007fc8711f3efc in start_thread (arg=0x7fc851ce8700) at pthread_create.c:304
#9  0x00007fc87c16889d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7fc84e849700 (LWP 2139)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc87923c1ab in wait (time=18446744073709551615, this=0x28cd500) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x28655f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc875036864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2902070, th=0x2b9fa10) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc875038e0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x28656a0, th=0x2b9fa10) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc875037ccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fc84e848e00, parent=0x2902070, th=0x2b9fa10) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fc875037d5b in ThreadWeaver::Thread::run (this=0x2b9fa10) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fc87923bd05 in QThreadPrivate::start (arg=0x2b9fa10) at thread/qthread_unix.cpp:331
#8  0x00007fc8711f3efc in start_thread (arg=0x7fc84e849700) at pthread_create.c:304
#9  0x00007fc87c16889d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7fc84e048700 (LWP 2140)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc87923c1ab in wait (time=18446744073709551615, this=0x28cd500) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x28655f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc875036864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2902070, th=0x2bb3c40) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc875038e0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x28656a0, th=0x2bb3c40) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc875038e24 in ThreadWeaver::WorkingHardState::applyForWork (this=0x28656a0, th=0x2bb3c40) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007fc875037ccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fc84e047e00, parent=0x2902070, th=0x2bb3c40) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007fc875037d5b in ThreadWeaver::Thread::run (this=0x2bb3c40) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007fc87923bd05 in QThreadPrivate::start (arg=0x2bb3c40) at thread/qthread_unix.cpp:331
#9  0x00007fc8711f3efc in start_thread (arg=0x7fc84e048700) at pthread_create.c:304
#10 0x00007fc87c16889d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7fc84d847700 (LWP 2141)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc87923c1ab in wait (time=18446744073709551615, this=0x28cd500) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x28655f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc875036864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2902070, th=0x2bc6c80) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc875038e0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x28656a0, th=0x2bc6c80) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc875038e24 in ThreadWeaver::WorkingHardState::applyForWork (this=0x28656a0, th=0x2bc6c80) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007fc875037ccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fc84d846e00, parent=0x2902070, th=0x2bc6c80) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007fc875037d5b in ThreadWeaver::Thread::run (this=0x2bc6c80) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007fc87923bd05 in QThreadPrivate::start (arg=0x2bc6c80) at thread/qthread_unix.cpp:331
#9  0x00007fc8711f3efc in start_thread (arg=0x7fc84d847700) at pthread_create.c:304
#10 0x00007fc87c16889d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7fc84d046700 (LWP 2142)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc87923c1ab in wait (time=18446744073709551615, this=0x28cd500) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x28655f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc875036864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2902070, th=0x1f06950) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc875038e0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x28656a0, th=0x1f06950) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc875037ccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fc84d045e00, parent=0x2902070, th=0x1f06950) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fc875037d5b in ThreadWeaver::Thread::run (this=0x1f06950) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fc87923bd05 in QThreadPrivate::start (arg=0x1f06950) at thread/qthread_unix.cpp:331
#8  0x00007fc8711f3efc in start_thread (arg=0x7fc84d046700) at pthread_create.c:304
#9  0x00007fc87c16889d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fc84c845700 (LWP 2154)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc87923c1ab in wait (time=18446744073709551615, this=0x28cd500) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x28655f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc875036864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2902070, th=0x304fc50) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc875038e0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x28656a0, th=0x304fc50) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc875038e24 in ThreadWeaver::WorkingHardState::applyForWork (this=0x28656a0, th=0x304fc50) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007fc875037ccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fc84c844e00, parent=0x2902070, th=0x304fc50) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007fc875037d5b in ThreadWeaver::Thread::run (this=0x304fc50) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007fc87923bd05 in QThreadPrivate::start (arg=0x304fc50) at thread/qthread_unix.cpp:331
#9  0x00007fc8711f3efc in start_thread (arg=0x7fc84c845700) at pthread_create.c:304
#10 0x00007fc87c16889d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fc847fff700 (LWP 2155)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc87923c1ab in wait (time=18446744073709551615, this=0x28cd500) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x28655f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc875036864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2902070, th=0x31fe5a0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc875038e0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x28656a0, th=0x31fe5a0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc875037ccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fc847ffee00, parent=0x2902070, th=0x31fe5a0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fc875037d5b in ThreadWeaver::Thread::run (this=0x31fe5a0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fc87923bd05 in QThreadPrivate::start (arg=0x31fe5a0) at thread/qthread_unix.cpp:331
#8  0x00007fc8711f3efc in start_thread (arg=0x7fc847fff700) at pthread_create.c:304
#9  0x00007fc87c16889d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fc8477fe700 (LWP 2156)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc87923c1ab in wait (time=18446744073709551615, this=0x28cd500) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x28655f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc875036864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2902070, th=0x2c953d0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc875038e0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x28656a0, th=0x2c953d0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc875037ccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fc8477fde00, parent=0x2902070, th=0x2c953d0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fc875037d5b in ThreadWeaver::Thread::run (this=0x2c953d0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fc87923bd05 in QThreadPrivate::start (arg=0x2c953d0) at thread/qthread_unix.cpp:331
#8  0x00007fc8711f3efc in start_thread (arg=0x7fc8477fe700) at pthread_create.c:304
#9  0x00007fc87c16889d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fc850eba700 (LWP 13226)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc876352fe2 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007fc876353019 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007fc8711f3efc in start_thread (arg=0x7fc850eba700) at pthread_create.c:304
#4  0x00007fc87c16889d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fc87c8837a0 (LWP 1800)):
[KCrash Handler]
#6  QGraphicsLayoutItemPrivate::hasHeightForWidth (this=0x740065006e002e) at graphicsview/qgraphicslayoutitem.cpp:280
#7  0x00007fc878cfa591 in QGridLayoutItem::hasDynamicConstraint (this=<optimized out>) at graphicsview/qgridlayoutengine.cpp:576
#8  0x00007fc878cfb6b2 in ensureDynamicConstraint (this=0x33e0d20) at graphicsview/qgridlayoutengine.cpp:1657
#9  QGridLayoutEngine::ensureDynamicConstraint (this=0x33e0d20) at graphicsview/qgridlayoutengine.cpp:1652
#10 0x00007fc878cfb769 in QGridLayoutEngine::hasDynamicConstraint (this=0x33e0d20) at graphicsview/qgridlayoutengine.cpp:1677
#11 0x00007fc878cffa98 in QGridLayoutEngine::sizeHint (this=0x33e0d20, styleInfo=..., which=Qt::MaximumSize, constraint=...) at graphicsview/qgridlayoutengine.cpp:1134
#12 0x00007fc878c8901a in QGraphicsGridLayout::sizeHint (this=<optimized out>, which=Qt::MaximumSize, constraint=...) at graphicsview/qgraphicsgridlayout.cpp:656
#13 0x00007fc878cb3bd9 in QGraphicsLayoutItemPrivate::effectiveSizeHints (this=0x33e0c10, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:169
#14 0x00007fc878cb4491 in effectiveSizeHint (constraint=<optimized out>, which=<optimized out>, this=<optimized out>) at graphicsview/qgraphicslayoutitem.cpp:818
#15 QGraphicsLayoutItem::effectiveSizeHint (this=<optimized out>, which=<optimized out>, constraint=<optimized out>) at graphicsview/qgraphicslayoutitem.cpp:810
#16 0x00007fc878cf1231 in QGraphicsWidget::sizeHint (this=<optimized out>, which=<optimized out>, constraint=<optimized out>) at graphicsview/qgraphicswidget.cpp:743
#17 0x00007fc878cb3caf in QGraphicsLayoutItemPrivate::effectiveSizeHints (this=0x33e0b20, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:175
#18 0x00007fc878cb4491 in effectiveSizeHint (constraint=<optimized out>, which=<optimized out>, this=<optimized out>) at graphicsview/qgraphicslayoutitem.cpp:818
#19 QGraphicsLayoutItem::effectiveSizeHint (this=<optimized out>, which=<optimized out>, constraint=<optimized out>) at graphicsview/qgraphicslayoutitem.cpp:810
#20 0x00007fc86164a905 in SystemTray::TaskArea::adjustHiddentTasksWidget (this=0x33f6df0) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:452
#21 0x00007fc86164c5d9 in SystemTray::TaskArea::addWidgetForTask (this=0x33f6df0, task=0x35cf620) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:320
#22 0x00007fc86164c926 in SystemTray::TaskArea::addTask (this=0x33f6df0, task=<optimized out>) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:196
#23 0x00007fc86164d124 in SystemTray::TaskArea::qt_metacall (this=0x33f6df0, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff67ed9380) at ./taskarea.moc:89
#24 0x00007fc879335eba in QMetaObject::activate (sender=0x2189130, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff67ed9380) at kernel/qobject.cpp:3278
#25 0x00007fc86162f87f in SystemTray::Manager::taskAdded (this=<optimized out>, _t1=0x35cf620) at ./manager.moc:99
#26 0x00007fc86162fa95 in SystemTray::Manager::addTask (this=0x2189130, task=0x35cf620) at ../../../../../plasma/generic/applets/systemtray/core/manager.cpp:87
#27 0x00007fc86162fbe4 in SystemTray::Manager::qt_metacall (this=0x2189130, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff67ed94f0) at ./manager.moc:86
#28 0x00007fc879335eba in QMetaObject::activate (sender=0x23cdf00, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff67ed94f0) at kernel/qobject.cpp:3278
#29 0x00007fc86163008f in SystemTray::Protocol::taskCreated (this=<optimized out>, _t1=0x35cf620) at ./protocol.moc:91
#30 0x00007fc861637178 in SystemTray::PlasmoidProtocol::addApplet (this=0x23cdf00, appletName=..., id=<optimized out>, parent=0x33ef170) at ../../../../../plasma/generic/applets/systemtray/protocols/plasmoid/plasmoidtaskprotocol.cpp:112
#31 0x00007fc86162f6d6 in SystemTray::Manager::addApplet (this=<optimized out>, appletName=<optimized out>, parent=<optimized out>) at ../../../../../plasma/generic/applets/systemtray/core/manager.cpp:110
#32 0x00007fc861641a30 in SystemTray::Applet::checkDefaultApplets (this=0x33ef170) at ../../../../../plasma/generic/applets/systemtray/ui/applet.cpp:737
#33 0x00007fc861642a4c in SystemTray::Applet::qt_metacall (this=0x33ef170, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x33d6cc0) at ./applet.moc:91
#34 0x00007fc879339a5e in QObject::event (this=0x33ef170, e=<optimized out>) at kernel/qobject.cpp:1217
#35 0x00007fc878cf189b in QGraphicsWidget::event (this=0x33ef170, event=0x33d09f0) at graphicsview/qgraphicswidget.cpp:1455
#36 0x00007fc8786d3424 in notify_helper (e=0x33d09f0, receiver=0x33ef170, this=0x1de8390) at kernel/qapplication.cpp:4486
#37 QApplicationPrivate::notify_helper (this=0x1de8390, receiver=0x33ef170, e=0x33d09f0) at kernel/qapplication.cpp:4458
#38 0x00007fc8786d8291 in QApplication::notify (this=0x1dd9da0, receiver=0x33ef170, e=0x33d09f0) at kernel/qapplication.cpp:4365
#39 0x00007fc879fd1126 in KApplication::notify (this=0x1dd9da0, receiver=0x33ef170, event=0x33d09f0) at ../../kdeui/kernel/kapplication.cpp:311
#40 0x00007fc879322afc in QCoreApplication::notifyInternal (this=0x1dd9da0, receiver=0x33ef170, event=0x33d09f0) at kernel/qcoreapplication.cpp:787
#41 0x00007fc87932651f in sendEvent (event=0x33d09f0, receiver=0x33ef170) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#42 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x1d6f430) at kernel/qcoreapplication.cpp:1428
#43 0x00007fc87934da73 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#44 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:277
#45 0x00007fc8706e6a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#46 0x00007fc8706e7258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#47 0x00007fc8706e7429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#48 0x00007fc87934ded6 in QEventDispatcherGlib::processEvents (this=0x1d70f40, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#49 0x00007fc87877b07e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#50 0x00007fc879321cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#51 0x00007fc879321ef7 in QEventLoop::exec (this=0x7fff67ed9f50, flags=...) at kernel/qeventloop.cpp:201
#52 0x00007fc879326789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#53 0x00007fc87c4671a3 in kdemain (argc=1, argv=0x7fff67eda338) at ../../../../plasma/desktop/shell/main.cpp:120
#54 0x00007fc87c0a830d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=1, ubp_av=0x7fff67eda338, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff67eda328) at libc-start.c:226
#55 0x0000000000400671 in _start ()

Possible duplicates by query: bug 290092, bug 289890, bug 289803, bug 289782, bug 289780.

Reported using DrKonqi