Bug 330640

Application: plasma-desktop (4.11.5)
KDE Platform Version: 4.11.5
Qt Version: 4.8.5
Operating System: Linux 3.12.8-300.fc20.x86_64 x86_64
Distribution: "Fedora release 20 (Heisenbug)"

-- Information about the crash:
Was moving the tasklist bar at the bottom of the screen to the desktop, after moving it there I was attempting to move it around. Crash in the middle of the move.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
81	T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
[Current thread is 1 (Thread 0x7fa8bba3a8c0 (LWP 1752))]

Thread 11 (Thread 0x7fa895634700 (LWP 1758)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa8a3f3a09b in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7fa8a4238f00 <QTWTF::pageheap_memory>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007fa8a3f3a0d9 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007fa8ba027f33 in start_thread (arg=0x7fa895634700) at pthread_create.c:309
#4  0x00007fa8b85fbead in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 10 (Thread 0x7fa80ece6700 (LWP 1759)):
#0  __libc_enable_asynccancel () at ../nptl/sysdeps/unix/sysv/linux/x86_64/cancellation.S:65
#1  0x00007fa8b85f1a82 in poll () at ../sysdeps/unix/syscall-template.S:81
#2  0x00007fa8b4cf55b4 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7fa808002bb0, timeout=-1, context=0x7fa8080009a0) at gmain.c:4007
#3  g_main_context_iterate (context=context@entry=0x7fa8080009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3708
#4  0x00007fa8b4cf56dc in g_main_context_iteration (context=0x7fa8080009a0, may_block=1) at gmain.c:3774
#5  0x00007fa8ba3efec6 in QEventDispatcherGlib::processEvents (this=0x7fa8080008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:427
#6  0x00007fa8ba3bfedf in QEventLoop::processEvents (this=this@entry=0x7fa80ece5cc0, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007fa8ba3c022d in QEventLoop::exec (this=this@entry=0x7fa80ece5cc0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007fa8ba2b6baf in QThread::exec (this=this@entry=0x15f7b00) at thread/qthread.cpp:536
#9  0x00007fa8ba3a0863 in QInotifyFileSystemWatcherEngine::run (this=0x15f7b00) at io/qfilesystemwatcher_inotify.cpp:265
#10 0x00007fa8ba2b93af in QThreadPrivate::start (arg=0x15f7b00) at thread/qthread_unix.cpp:338
#11 0x00007fa8ba027f33 in start_thread (arg=0x7fa80ece6700) at pthread_create.c:309
#12 0x00007fa8b85fbead in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 9 (Thread 0x7fa7fd859700 (LWP 4449)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa8ba2b98d6 in wait (time=18446744073709551615, this=0x165ebe0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x17734a8, mutex=0x162c780, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fa8a317d9dc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1773480, th=0x4a1ace0) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/WeaverImpl.cpp:370
#4  0x00007fa8a3180803 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1670560, th=0x4a1ace0, previous=0x0) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/WorkingHardState.cpp:68
#5  0x00007fa8a318081c in ThreadWeaver::WorkingHardState::applyForWork (this=0x1670560, th=0x4a1ace0, previous=0x528dec0) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/WorkingHardState.cpp:71
#6  0x00007fa8a317f36f in ThreadWeaver::Thread::run (this=0x4a1ace0) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/Thread.cpp:98
#7  0x00007fa8ba2b93af in QThreadPrivate::start (arg=0x4a1ace0) at thread/qthread_unix.cpp:338
#8  0x00007fa8ba027f33 in start_thread (arg=0x7fa7fd859700) at pthread_create.c:309
#9  0x00007fa8b85fbead in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 8 (Thread 0x7fa7fd058700 (LWP 4450)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa8ba2b98d6 in wait (time=18446744073709551615, this=0x165ebe0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x17734a8, mutex=0x162c780, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fa8a317d9dc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1773480, th=0x4588620) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/WeaverImpl.cpp:370
#4  0x00007fa8a3180803 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1670560, th=0x4588620, previous=0x12b28e0) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/WorkingHardState.cpp:68
#5  0x00007fa8a317f36f in ThreadWeaver::Thread::run (this=0x4588620) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/Thread.cpp:98
#6  0x00007fa8ba2b93af in QThreadPrivate::start (arg=0x4588620) at thread/qthread_unix.cpp:338
#7  0x00007fa8ba027f33 in start_thread (arg=0x7fa7fd058700) at pthread_create.c:309
#8  0x00007fa8b85fbead in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 7 (Thread 0x7fa7f686d700 (LWP 4451)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa8ba2b98d6 in wait (time=18446744073709551615, this=0x165ebe0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x17734a8, mutex=0x162c780, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fa8a317d9dc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1773480, th=0x13d7c30) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/WeaverImpl.cpp:370
#4  0x00007fa8a3180803 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1670560, th=0x13d7c30, previous=0x49bf150) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/WorkingHardState.cpp:68
#5  0x00007fa8a317f36f in ThreadWeaver::Thread::run (this=0x13d7c30) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/Thread.cpp:98
#6  0x00007fa8ba2b93af in QThreadPrivate::start (arg=0x13d7c30) at thread/qthread_unix.cpp:338
#7  0x00007fa8ba027f33 in start_thread (arg=0x7fa7f686d700) at pthread_create.c:309
#8  0x00007fa8b85fbead in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 6 (Thread 0x7fa7f606c700 (LWP 4452)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa8ba2b98d6 in wait (time=18446744073709551615, this=0x165ebe0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x17734a8, mutex=0x162c780, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fa8a317d9dc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1773480, th=0x52f1e30) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/WeaverImpl.cpp:370
#4  0x00007fa8a3180803 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1670560, th=0x52f1e30, previous=0x43c0a90) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/WorkingHardState.cpp:68
#5  0x00007fa8a317f36f in ThreadWeaver::Thread::run (this=0x52f1e30) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/Thread.cpp:98
#6  0x00007fa8ba2b93af in QThreadPrivate::start (arg=0x52f1e30) at thread/qthread_unix.cpp:338
#7  0x00007fa8ba027f33 in start_thread (arg=0x7fa7f606c700) at pthread_create.c:309
#8  0x00007fa8b85fbead in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 5 (Thread 0x7fa7f586b700 (LWP 4453)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa8ba2b98d6 in wait (time=18446744073709551615, this=0x165ebe0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x17734a8, mutex=0x162c780, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fa8a317d9dc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1773480, th=0x51906d0) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/WeaverImpl.cpp:370
#4  0x00007fa8a3180803 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1670560, th=0x51906d0, previous=0x0) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/WorkingHardState.cpp:68
#5  0x00007fa8a318081c in ThreadWeaver::WorkingHardState::applyForWork (this=0x1670560, th=0x51906d0, previous=0x486cd00) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/WorkingHardState.cpp:71
#6  0x00007fa8a317f36f in ThreadWeaver::Thread::run (this=0x51906d0) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/Thread.cpp:98
#7  0x00007fa8ba2b93af in QThreadPrivate::start (arg=0x51906d0) at thread/qthread_unix.cpp:338
#8  0x00007fa8ba027f33 in start_thread (arg=0x7fa7f586b700) at pthread_create.c:309
#9  0x00007fa8b85fbead in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7fa7e3fff700 (LWP 4454)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa8ba2b98d6 in wait (time=18446744073709551615, this=0x165ebe0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x17734a8, mutex=0x162c780, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fa8a317d9dc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1773480, th=0x3863ca0) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/WeaverImpl.cpp:370
#4  0x00007fa8a3180803 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1670560, th=0x3863ca0, previous=0x0) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/WorkingHardState.cpp:68
#5  0x00007fa8a318081c in ThreadWeaver::WorkingHardState::applyForWork (this=0x1670560, th=0x3863ca0, previous=0x528de20) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/WorkingHardState.cpp:71
#6  0x00007fa8a317f36f in ThreadWeaver::Thread::run (this=0x3863ca0) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/Thread.cpp:98
#7  0x00007fa8ba2b93af in QThreadPrivate::start (arg=0x3863ca0) at thread/qthread_unix.cpp:338
#8  0x00007fa8ba027f33 in start_thread (arg=0x7fa7e3fff700) at pthread_create.c:309
#9  0x00007fa8b85fbead in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7fa7e37fe700 (LWP 4455)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa8ba2b98d6 in wait (time=18446744073709551615, this=0x165ebe0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x17734a8, mutex=0x162c780, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fa8a317d9dc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1773480, th=0x32228d0) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/WeaverImpl.cpp:370
#4  0x00007fa8a3180803 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1670560, th=0x32228d0, previous=0x51d23c0) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/WorkingHardState.cpp:68
#5  0x00007fa8a317f36f in ThreadWeaver::Thread::run (this=0x32228d0) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/Thread.cpp:98
#6  0x00007fa8ba2b93af in QThreadPrivate::start (arg=0x32228d0) at thread/qthread_unix.cpp:338
#7  0x00007fa8ba027f33 in start_thread (arg=0x7fa7e37fe700) at pthread_create.c:309
#8  0x00007fa8b85fbead in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7fa7e2ffd700 (LWP 4456)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa8ba2b98d6 in wait (time=18446744073709551615, this=0x165ebe0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x17734a8, mutex=0x162c780, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fa8a317d9dc in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1773480, th=0x12b1ee0) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/WeaverImpl.cpp:370
#4  0x00007fa8a3180803 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1670560, th=0x12b1ee0, previous=0x4a07fc0) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/WorkingHardState.cpp:68
#5  0x00007fa8a317f36f in ThreadWeaver::Thread::run (this=0x12b1ee0) at /usr/src/debug/kdelibs-4.11.5/threadweaver/Weaver/Thread.cpp:98
#6  0x00007fa8ba2b93af in QThreadPrivate::start (arg=0x12b1ee0) at thread/qthread_unix.cpp:338
#7  0x00007fa8ba027f33 in start_thread (arg=0x7fa7e2ffd700) at pthread_create.c:309
#8  0x00007fa8b85fbead in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7fa8bba3a8c0 (LWP 1752)):
[KCrash Handler]
#6  0x00007fa8ba3d9c3e in QObject::installEventFilter (this=this@entry=0x71b5d70, obj=obj@entry=0x13a09b0) at kernel/qobject.cpp:2015
#7  0x00007fa8a68652df in Plasma::ToolTipManager::registerWidget (this=this@entry=0x13a09b0, widget=widget@entry=0x71b5d70) at /usr/src/debug/kdelibs-4.11.5/plasma/tooltipmanager.cpp:208
#8  0x00007fa8a686545b in Plasma::ToolTipManager::setContent (this=0x13a09b0, widget=widget@entry=0x71b5d70, data=...) at /usr/src/debug/kdelibs-4.11.5/plasma/tooltipmanager.cpp:235
#9  0x00007fa80c190b7a in ToolTipProxy::updateToolTip (this=<optimized out>) at /usr/src/debug/kde-workspace-4.11.5/plasma/desktop/applets/tasks/support/tooltip.cpp:252
#10 0x00007fa8ba3d5cf8 in QMetaObject::activate (sender=sender@entry=0x1812740, m=m@entry=0x7fa80c395c80 <ToolTipProxy::staticMetaObject>, local_signal_index=local_signal_index@entry=5, argv=argv@entry=0x0) at kernel/qobject.cpp:3547
#11 0x00007fa80c1910ea in highlightWindowsChanged (this=0x1812740) at /usr/src/debug/kde-workspace-4.11.5/x86_64-redhat-linux-gnu/plasma/desktop/applets/tasks/tooltip.moc:209
#12 setHighlightWindows (highlight=<optimized out>, this=0x1812740) at /usr/src/debug/kde-workspace-4.11.5/plasma/desktop/applets/tasks/support/tooltip.cpp:193
#13 ToolTipProxy::qt_metacall (this=0x1812740, _c=QMetaObject::WriteProperty, _id=5, _a=0x7fff0661ea50) at /usr/src/debug/kde-workspace-4.11.5/x86_64-redhat-linux-gnu/plasma/desktop/applets/tasks/tooltip.moc:156
#14 0x00007fa8a376300c in QDeclarativeVMEMetaObject::metaCall (this=0x18168b0, c=QMetaObject::WriteProperty, _id=6, a=0x7fff0661ea50) at qml/qdeclarativevmemetaobject.cpp:673
#15 0x00007fa8a37daf6b in QDeclarativeCompiledBindingsPrivate::run (this=this@entry=0x1816f70, instrIndex=<optimized out>, context=0x1828c80, error=error@entry=0x1816440, scope=0x1812740, output=0x1812740, storeFlags=...) at qml/qdeclarativecompiledbindings.cpp:1540
#16 0x00007fa8a37dbca7 in QDeclarativeCompiledBindingsPrivate::run (this=this@entry=0x1816f70, binding=0x1816400, flags=...) at qml/qdeclarativecompiledbindings.cpp:428
#17 0x00007fa8a37dbf50 in QDeclarativeCompiledBindings::qt_metacall (this=<optimized out>, c=<optimized out>, id=<optimized out>) at qml/qdeclarativecompiledbindings.cpp:380
#18 0x00007fa8ba3d5f06 in QMetaObject::activate (sender=0x180f0b0, m=<optimized out>, local_signal_index=<optimized out>, argv=argv@entry=0x0) at kernel/qobject.cpp:3577
#19 0x00007fa8ba3d66c3 in QMetaObject::activate (sender=<optimized out>, signal_index=<optimized out>, argv=argv@entry=0x0) at kernel/qobject.cpp:3634
#20 0x00007fa8a37633be in QDeclarativeVMEMetaObject::metaCall (this=0x1849970, c=QMetaObject::WriteProperty, _id=<optimized out>, a=0x7fff0661f170) at qml/qdeclarativevmemetaobject.cpp:564
#21 0x00007fa8ba3cb404 in QMetaProperty::write (this=this@entry=0x7fff0661f200, object=object@entry=0x180f0b0, value=...) at kernel/qmetaobject.cpp:2364
#22 0x00007fa8ba3dbae2 in QObject::setProperty (this=0x180f0b0, name=name@entry=0x7fa80c1915af "highlightWindows", value=...) at kernel/qobject.cpp:3736
#23 0x00007fa80c18a675 in Tasks::configChanged (this=0x1714d50) at /usr/src/debug/kde-workspace-4.11.5/plasma/desktop/applets/tasks/tasks.cpp:454
#24 0x00007fa8a679c508 in Plasma::AppletPrivate::configDialogFinished (this=0x178a4c0) at /usr/src/debug/kdelibs-4.11.5/plasma/applet.cpp:2152
#25 0x00007fa8a679ca19 in Plasma::Applet::qt_static_metacall (_o=<optimized out>, _id=<optimized out>, _a=<optimized out>, _c=<optimized out>) at /usr/src/debug/kdelibs-4.11.5/x86_64-redhat-linux-gnu/plasma/applet.moc:198
#26 0x00007fa8ba3d5cf8 in QMetaObject::activate (sender=sender@entry=0x508cad0, m=m@entry=0x7fa8bb825300 <KDialog::staticMetaObject>, local_signal_index=local_signal_index@entry=7, argv=argv@entry=0x0) at kernel/qobject.cpp:3547
#27 0x00007fa8bb3704f3 in KDialog::applyClicked (this=this@entry=0x508cad0) at /usr/src/debug/kdelibs-4.11.5/x86_64-redhat-linux-gnu/kdeui/kdialog.moc:259
#28 0x00007fa8bb370b96 in KDialog::slotButtonClicked (this=0x508cad0, button=8) at /usr/src/debug/kdelibs-4.11.5/kdeui/dialogs/kdialog.cpp:888
#29 0x00007fa8bb3726e7 in KDialog::qt_static_metacall (_o=<optimized out>, _id=<optimized out>, _a=<optimized out>, _c=<optimized out>) at /usr/src/debug/kdelibs-4.11.5/x86_64-redhat-linux-gnu/kdeui/kdialog.moc:166
#30 0x00007fa8ba3d5cf8 in QMetaObject::activate (sender=sender@entry=0x4756570, m=m@entry=0x7fa8ba722c80 <QSignalMapper::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fff0661f6b0) at kernel/qobject.cpp:3547
#31 0x00007fa8ba3dd71e in QSignalMapper::mapped (this=this@entry=0x4756570, _t1=8) at .moc/release-shared/moc_qsignalmapper.cpp:114
#32 0x00007fa8ba3dd8b6 in QSignalMapper::map (this=0x4756570, sender=0x4cecb70) at kernel/qsignalmapper.cpp:266
#33 0x00007fa8ba3d5cf8 in QMetaObject::activate (sender=sender@entry=0x4cecb70, m=m@entry=0x7fa8ba009e20 <QAbstractButton::staticMetaObject>, local_signal_index=local_signal_index@entry=2, argv=argv@entry=0x7fff0661f840) at kernel/qobject.cpp:3547
#34 0x00007fa8b9b8e0f2 in QAbstractButton::clicked (this=this@entry=0x4cecb70, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:219
#35 0x00007fa8b98d2ac3 in QAbstractButtonPrivate::emitClicked (this=this@entry=0x6db0fc0) at widgets/qabstractbutton.cpp:548
#36 0x00007fa8b98d3e77 in QAbstractButtonPrivate::click (this=this@entry=0x6db0fc0) at widgets/qabstractbutton.cpp:541
#37 0x00007fa8b98d3f7c in QAbstractButton::mouseReleaseEvent (this=0x4cecb70, e=0x7fff0661fda0) at widgets/qabstractbutton.cpp:1123
#38 0x00007fa8b955fc58 in QWidget::event (this=0x4cecb70, event=0x7fff0661fda0) at kernel/qwidget.cpp:8376
#39 0x00007fa8b950cd8c in QApplicationPrivate::notify_helper (this=0x1268550, receiver=0x4cecb70, e=0x7fff0661fda0) at kernel/qapplication.cpp:4562
#40 0x00007fa8b9513879 in QApplication::notify (this=this@entry=0x1250610, receiver=receiver@entry=0x4cecb70, e=e@entry=0x7fff0661fda0) at kernel/qapplication.cpp:4105
#41 0x00007fa8bb4157da in KApplication::notify (this=0x1250610, receiver=0x4cecb70, event=0x7fff0661fda0) at /usr/src/debug/kdelibs-4.11.5/kdeui/kernel/kapplication.cpp:311
#42 0x00007fa8ba3c139d in QCoreApplication::notifyInternal (this=0x1250610, receiver=0x4cecb70, event=0x7fff0661fda0) at kernel/qcoreapplication.cpp:949
#43 0x00007fa8b9512fa7 in QApplicationPrivate::sendMouseEvent (receiver=receiver@entry=0x4cecb70, event=event@entry=0x7fff0661fda0, alienWidget=alienWidget@entry=0x4cecb70, nativeWidget=nativeWidget@entry=0x508cad0, buttonDown=buttonDown@entry=0x7fa8ba01c258 <qt_button_down>, lastMouseReceiver=..., spontaneous=spontaneous@entry=true) at ../../src/corelib/kernel/qcoreapplication.h:231
#44 0x00007fa8b95886ab in QETWidget::translateMouseEvent (this=this@entry=0x508cad0, event=event@entry=0x7fff06620110) at kernel/qapplication_x11.cpp:4538
#45 0x00007fa8b958711c in QApplication::x11ProcessEvent (this=0x1250610, event=event@entry=0x7fff06620110) at kernel/qapplication_x11.cpp:3661
#46 0x00007fa8b95aeb24 in x11EventSourceDispatch (s=s@entry=0x1268760, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:148
#47 0x00007fa8b4cf52a6 in g_main_dispatch (context=0x11896f0) at gmain.c:3066
#48 g_main_context_dispatch (context=context@entry=0x11896f0) at gmain.c:3642
#49 0x00007fa8b4cf5628 in g_main_context_iterate (context=context@entry=0x11896f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3713
#50 0x00007fa8b4cf56dc in g_main_context_iteration (context=0x11896f0, may_block=1) at gmain.c:3774
#51 0x00007fa8ba3efea5 in QEventDispatcherGlib::processEvents (this=0x1267cf0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#52 0x00007fa8b95aeca6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:207
#53 0x00007fa8ba3bfedf in QEventLoop::processEvents (this=this@entry=0x7fff06620500, flags=...) at kernel/qeventloop.cpp:149
#54 0x00007fa8ba3c022d in QEventLoop::exec (this=this@entry=0x7fff06620500, flags=...) at kernel/qeventloop.cpp:204
#55 0x00007fa8ba3c5749 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1221
#56 0x00007fa8b950b3fc in QApplication::exec () at kernel/qapplication.cpp:3823
#57 0x00007fa89ba329bc in kdemain (argc=1, argv=0x1188690) at /usr/src/debug/kde-workspace-4.11.5/plasma/desktop/shell/main.cpp:126
#58 0x0000000000408246 in launch (argc=argc@entry=1, _name=_name@entry=0x11de8d8 "/usr/bin/plasma-desktop", args=args@entry=0x11de8f0 "", cwd=cwd@entry=0x0, envc=envc@entry=0, envs=<optimized out>, envs@entry=0x11de8f8 "", reset_env=false, tty=tty@entry=0x0, avoid_loops=false, startup_id_str=startup_id_str@entry=0x40aaae "0") at /usr/src/debug/kdelibs-4.11.5/kinit/kinit.cpp:726
#59 0x000000000040911b in handle_launcher_request (sock=8, who=<optimized out>) at /usr/src/debug/kdelibs-4.11.5/kinit/kinit.cpp:1218
#60 0x0000000000409772 in handle_requests (waitForPid=waitForPid@entry=0) at /usr/src/debug/kdelibs-4.11.5/kinit/kinit.cpp:1411
#61 0x00000000004052ea in main (argc=4, argv=<optimized out>, envp=0x7fff06621160) at /usr/src/debug/kdelibs-4.11.5/kinit/kinit.cpp:1899

Possible duplicates by query: bug 327682, bug 326461, bug 325944, bug 314797.

Reported using DrKonqi