Bug 391392

Application: systemsettings5 (5.12.0)

Qt Version: 5.9.3
Frameworks Version: 5.42.0
Operating System: Linux 4.13.0-32-generic x86_64
Distribution: KDE neon User Edition 5.12

-- Information about the crash:
- What I was doing when the application crashed:

Started "System settings", navigated to "Shortcuts", clicked on "Web shortcuts" then clicked on any other shortcuts group crashes the settings app.

Running KDE Neon User ed. 5.12

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f98e951b8c0 (LWP 1914))]

Thread 6 (Thread 0x7f98af344700 (LWP 3767)):
#0  0x00007f98e56fcb49 in std::__atomic_base<QMutexData*>::compare_exchange_strong (__m2=std::memory_order_relaxed, __m1=std::memory_order_release, __p2=0x0, __p1=@0x7f98af343a88: 0x1, this=0x6b89a10) at /usr/include/c++/5/bits/atomic_base.h:752
#1  std::atomic<QMutexData*>::compare_exchange_strong (__m2=std::memory_order_relaxed, __m1=std::memory_order_release, __p2=0x0, __p1=@0x7f98af343a88: 0x1, this=0x6b89a10) at /usr/include/c++/5/atomic:462
#2  QAtomicOps<QMutexData*>::testAndSetRelease<QMutexData*> (currentValue=<synthetic pointer>, newValue=0x0, expectedValue=0x1, _q_value=...) at ../../include/QtCore/../../src/corelib/arch/qatomic_cxx11.h:299
#3  QBasicAtomicPointer<QMutexData>::testAndSetRelease (currentValue=<synthetic pointer>, newValue=0x0, expectedValue=<optimized out>, this=0x6b89a10) at ../../include/QtCore/../../src/corelib/thread/qbasicatomic.h:264
#4  QBasicMutex::fastTryUnlock (current=<synthetic pointer>, this=0x6b89a10) at thread/qmutex.h:104
#5  QMutex::unlock (this=this@entry=0x6b89a10) at thread/qmutex.cpp:337
#6  0x00007f98e592f5f1 in QMutexLocker::unlock (this=<synthetic pointer>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:213
#7  QMutexLocker::~QMutexLocker (this=<synthetic pointer>, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:207
#8  QThreadData::canWaitLocked (this=0x6b899e0) at ../../include/QtCore/5.9.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:253
#9  postEventSourcePrepare (s=0x7f98a80012d0, timeout=0x7f98af343b14) at kernel/qeventdispatcher_glib.cpp:259
#10 0x00007f98defa291d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f98defa32bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007f98defa349c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#13 0x00007f98e592f6cb in QEventDispatcherGlib::processEvents (this=0x7f98a80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#14 0x00007f98e58d7e2a in QEventLoop::exec (this=this@entry=0x7f98af343ce0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#15 0x00007f98e57008f4 in QThread::exec (this=this@entry=0x6b89840) at thread/qthread.cpp:515
#16 0x00007f98e3277d25 in QQmlThreadPrivate::run (this=0x6b89840) at qml/ftw/qqmlthread.cpp:147
#17 0x00007f98e5705709 in QThreadPrivate::start (arg=0x6b89840) at thread/qthread_unix.cpp:368
#18 0x00007f98e12516ba in start_thread (arg=0x7f98af344700) at pthread_create.c:333
#19 0x00007f98e501441d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f98b6f82700 (LWP 1920)):
#0  0x00007f98e500874d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f98defa338c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f98defa349c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f98e592f6cb in QEventDispatcherGlib::processEvents (this=0x7f98b00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f98e58d7e2a in QEventLoop::exec (this=this@entry=0x7f98b6f81ce0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007f98e57008f4 in QThread::exec (this=this@entry=0x1f7b2f0) at thread/qthread.cpp:515
#6  0x00007f98e3277d25 in QQmlThreadPrivate::run (this=0x1f7b2f0) at qml/ftw/qqmlthread.cpp:147
#7  0x00007f98e5705709 in QThreadPrivate::start (arg=0x1f7b2f0) at thread/qthread_unix.cpp:368
#8  0x00007f98e12516ba in start_thread (arg=0x7f98b6f82700) at pthread_create.c:333
#9  0x00007f98e501441d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f98c0a2e700 (LWP 1919)):
#0  0x00007f98e592dcc2 in QTimerInfoList::repairTimersIfNeeded (this=0x7f98bc002cd0) at kernel/qtimerinfo_unix.cpp:161
#1  0x00007f98e592dd43 in QTimerInfoList::timerWait (this=0x7f98bc002cd0, tm=...) at kernel/qtimerinfo_unix.cpp:389
#2  0x00007f98e592f43e in timerSourcePrepareHelper (timeout=0x7f98c0a2db14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:132
#3  timerSourcePrepare (source=<optimized out>, timeout=0x7f98c0a2db14) at kernel/qeventdispatcher_glib.cpp:165
#4  0x00007f98defa291d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f98defa32bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f98defa349c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f98e592f6cb in QEventDispatcherGlib::processEvents (this=0x7f98bc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#8  0x00007f98e58d7e2a in QEventLoop::exec (this=this@entry=0x7f98c0a2dce0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#9  0x00007f98e57008f4 in QThread::exec (this=this@entry=0x1c14a60) at thread/qthread.cpp:515
#10 0x00007f98e3277d25 in QQmlThreadPrivate::run (this=0x1c14a60) at qml/ftw/qqmlthread.cpp:147
#11 0x00007f98e5705709 in QThreadPrivate::start (arg=0x1c14a60) at thread/qthread_unix.cpp:368
#12 0x00007f98e12516ba in start_thread (arg=0x7f98c0a2e700) at pthread_create.c:333
#13 0x00007f98e501441d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f98cce91700 (LWP 1917)):
#0  0x00007f98e500427d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f98defe66f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f98defa2e74 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f98defa3330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f98defa349c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f98e592f6cb in QEventDispatcherGlib::processEvents (this=0x7f98c80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f98e58d7e2a in QEventLoop::exec (this=this@entry=0x7f98cce90cd0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#7  0x00007f98e57008f4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:515
#8  0x00007f98e722c315 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#9  0x00007f98e5705709 in QThreadPrivate::start (arg=0x7f98e74a0d40) at thread/qthread_unix.cpp:368
#10 0x00007f98e12516ba in start_thread (arg=0x7f98cce91700) at pthread_create.c:333
#11 0x00007f98e501441d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f98d5f40700 (LWP 1916)):
#0  0x00007f98e500874d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f98e0de5c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f98e0de78d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f98d84971f9 in QXcbEventReader::run (this=0x1848170) at qxcbconnection.cpp:1330
#4  0x00007f98e5705709 in QThreadPrivate::start (arg=0x1848170) at thread/qthread_unix.cpp:368
#5  0x00007f98e12516ba in start_thread (arg=0x7f98d5f40700) at pthread_create.c:333
#6  0x00007f98e501441d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f98e951b8c0 (LWP 1914)):
[KCrash Handler]
#6  0x0000000000000031 in ?? ()
#7  0x00007f9896f0b53e in qDeleteAll<QList<SearchProvider*>::const_iterator> (end=..., begin=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qalgorithms.h:320
#8  qDeleteAll<QList<SearchProvider*> > (c=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qalgorithms.h:328
#9  ProvidersModel::~ProvidersModel (this=0x83b3ad0, __in_chrg=<optimized out>) at /workspace/build/src/urifilters/ikws/ikwsopts.cpp:43
#10 0x00007f9896f0b5a9 in ProvidersModel::~ProvidersModel (this=0x83b3ad0, __in_chrg=<optimized out>) at /workspace/build/src/urifilters/ikws/ikwsopts.cpp:44
#11 0x00007f98e5903d63 in QObjectPrivate::deleteChildren (this=this@entry=0x8888a10) at kernel/qobject.cpp:1992
#12 0x00007f98e6904624 in QWidget::~QWidget (this=0x8bffc80, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1709
#13 0x00007f98e85e55ad in KCModule::~KCModule (this=0x8bffc80, __in_chrg=<optimized out>) at /workspace/build/src/kcmodule.cpp:178
#14 0x00007f9896f1748d in FilterOptions::~FilterOptions (this=0x8bffc80, __in_chrg=<optimized out>) at /workspace/build/obj-x86_64-linux-gnu/src/urifilters/ikws/../../../../src/urifilters/ikws/ikwsopts.h:35
#15 FilterOptions::~FilterOptions (this=0x8bffc80, __in_chrg=<optimized out>) at /workspace/build/obj-x86_64-linux-gnu/src/urifilters/ikws/../../../../src/urifilters/ikws/ikwsopts.h:35
#16 0x00007f98afd5a03e in qDeleteAll<QList<KCModule*>::const_iterator> (end=..., begin=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qalgorithms.h:320
#17 qDeleteAll<QList<KCModule*> > (c=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qalgorithms.h:328
#18 KURIFilterModule::~KURIFilterModule (this=0x6b61910, __in_chrg=<optimized out>) at /workspace/build/src/kcms/webshortcuts/main.cpp:124
#19 0x00007f98afd5a089 in KURIFilterModule::~KURIFilterModule (this=0x6b61910, __in_chrg=<optimized out>) at /workspace/build/src/kcms/webshortcuts/main.cpp:125
#20 0x00007f98e8d74994 in KCModuleProxy::deleteClient (this=this@entry=0x896a970) at /workspace/build/src/kcmoduleproxy.cpp:179
#21 0x00007f98e8d74d5a in KCModuleProxy::~KCModuleProxy (this=0x896a970, __in_chrg=<optimized out>) at /workspace/build/src/kcmoduleproxy.cpp:170
#22 0x00007f98e8d74ef9 in KCModuleProxy::~KCModuleProxy (this=0x896a970, __in_chrg=<optimized out>) at /workspace/build/src/kcmoduleproxy.cpp:174
#23 0x00007f98e5903d63 in QObjectPrivate::deleteChildren (this=this@entry=0x8076cb0) at kernel/qobject.cpp:1992
#24 0x00007f98e6904624 in QWidget::~QWidget (this=0x89781a0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1709
#25 0x00007f98e6904869 in QWidget::~QWidget (this=0x89781a0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1733
#26 0x00007f98e5903d63 in QObjectPrivate::deleteChildren (this=this@entry=0x7f30fd0) at kernel/qobject.cpp:1992
#27 0x00007f98e6904624 in QWidget::~QWidget (this=0x6b2a1a0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1709
#28 0x00007f98e6a617e9 in QScrollArea::~QScrollArea (this=0x6b2a1a0, __in_chrg=<optimized out>) at widgets/qscrollarea.cpp:172
#29 0x00007f98e7efc573 in KPageWidgetItem::Private::~Private (this=0x846dba0, __in_chrg=<optimized out>) at /workspace/build/src/kpagewidgetmodel.cpp:42
#30 KPageWidgetItem::~KPageWidgetItem (this=0x8c13cb0, __in_chrg=<optimized out>) at /workspace/build/src/kpagewidgetmodel.cpp:88
#31 0x00007f98e7efc649 in KPageWidgetItem::~KPageWidgetItem (this=0x8c13cb0, __in_chrg=<optimized out>) at /workspace/build/src/kpagewidgetmodel.cpp:89
#32 0x00007f98e7efd09b in PageItem::~PageItem (this=0x8972a70, __in_chrg=<optimized out>) at /workspace/build/src/kpagewidgetmodel.cpp:178
#33 0x00007f98e7efdce0 in KPageWidgetModel::removePage (this=0x1be3530, item=<optimized out>) at /workspace/build/src/kpagewidgetmodel.cpp:539
#34 0x00007f98e7efc0c7 in KPageWidget::removePage (this=<optimized out>, item=<optimized out>) at /workspace/build/src/kpagewidget.cpp:120
#35 0x00007f98e91b8205 in ModuleView::closeModules (this=0x1bdf840) at /workspace/build/core/ModuleView.cpp:277
#36 0x00007f98c24c9a56 in SidebarMode::setActiveSubCategory (this=this@entry=0x1bda910, cat=3) at /workspace/build/sidebar/SidebarMode.cpp:444
#37 0x00007f98c24d0907 in SidebarMode::qt_static_metacall (_o=_o@entry=0x1bda910, _c=_c@entry=QMetaObject::WriteProperty, _id=_id@entry=4, _a=_a@entry=0x7fffd51da8a0) at /workspace/build/obj-x86_64-linux-gnu/sidebar/moc_SidebarMode.cpp:298
#38 0x00007f98c24d0e2b in SidebarMode::qt_metacall (this=0x1bda910, _c=QMetaObject::WriteProperty, _id=4, _a=0x7fffd51da8a0) at /workspace/build/obj-x86_64-linux-gnu/sidebar/moc_SidebarMode.cpp:342
#39 0x00007f98e31af09a in QV4::QObjectWrapper::setProperty (engine=engine@entry=0x1c4f7d0, object=object@entry=0x1bda910, property=0x1db7218, value=...) at jsruntime/qv4qobjectwrapper.cpp:423
#40 0x00007f98e31afadb in QV4::QObjectWrapper::setQmlProperty (engine=0x1c4f7d0, qmlContext=<optimized out>, object=0x1bda910, name=<optimized out>, revisionMode=QV4::QObjectWrapper::IgnoreRevision, value=...) at jsruntime/qv4qobjectwrapper.cpp:361
#41 0x00007f98e31afc11 in QV4::QObjectWrapper::put (m=0x7f98bb4013f0, name=0x7f98bb4013e8, value=...) at jsruntime/qv4qobjectwrapper.cpp:637
#42 0x00007f98e31be97d in QV4::Object::put (v=..., name=<optimized out>, this=<optimized out>) at jsruntime/qv4object_p.h:348
#43 QV4::Runtime::method_setProperty (engine=0x1c4f7d0, object=..., nameIndex=<optimized out>, value=...) at jsruntime/qv4runtime.cpp:601
#44 0x00007f98cc0225f1 in ?? ()
#45 0x00007fffd51da9c0 in ?? ()
#46 0x0000000001ee69c0 in ?? ()
#47 0x0003400000000001 in ?? ()
#48 0x00007fffd51dac60 in ?? ()
#49 0x0000000001c4f7d0 in ?? ()
#50 0x00007f98bb401370 in ?? ()
#51 0x00007f98bb401010 in ?? ()
#52 0x00007f98bb401370 in ?? ()
#53 0x0000000001c4f7d0 in ?? ()
#54 0x00007fffd51dac00 in ?? ()
#55 0x0000000001c4f7d0 in ?? ()
#56 0x00007f98e3139bcb in QV4::ExecutionContext::simpleCall (this=<optimized out>, scope=..., callData=callData@entry=0x7f98bb401328, function=0x1d7f9c0) at jsruntime/qv4context.cpp:347
#57 0x00007f98e32590ff in QQmlJavaScriptExpression::evaluate (this=this@entry=0x7fac3e0, callData=callData@entry=0x7f98bb401328, isUndefined=isUndefined@entry=0x0, scope=...) at qml/qqmljavascriptexpression.cpp:223
#58 0x00007f98e31f21bb in QQmlBoundSignalExpression::evaluate (this=this@entry=0x7fac3e0, a=a@entry=0x0) at qml/qqmlboundsignal.cpp:223
#59 0x00007f98e31f361b in QQmlBoundSignal_callback (e=0x6c0ba10, a=0x0) at qml/qqmlboundsignal.cpp:355
#60 0x00007f98e32359c7 in QQmlNotifier::emitNotify (endpoint=<optimized out>, a=a@entry=0x0) at qml/qqmlnotifier.cpp:106
#61 0x00007f98e31d51e4 in QQmlData::signalEmitted (object=0x1ea7cd0, index=51, a=0x0) at qml/qqmlengine.cpp:843
#62 0x00007f98e590697e in QMetaObject::activate (sender=sender@entry=0x1ea7cd0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x0) at kernel/qobject.cpp:3644
#63 0x00007f98e5906b87 in QMetaObject::activate (sender=sender@entry=0x1ea7cd0, m=m@entry=0x7f98d44aa9a0 <QQuickAbstractButton::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x0) at kernel/qobject.cpp:3628
#64 0x00007f98d425fc23 in QQuickAbstractButton::clicked (this=this@entry=0x1ea7cd0) at .moc/moc_qquickabstractbutton_p.cpp:406
#65 0x00007f98d42191d8 in QQuickAbstractButtonPrivate::handleRelease (this=0x7f2acf0, point=...) at qquickabstractbutton.cpp:176
#66 0x00007f98d42288d2 in QQuickControl::mouseReleaseEvent (this=<optimized out>, event=0x7fffd51dcf10) at qquickcontrol.cpp:1362
#67 0x00007f98e3782028 in QQuickItem::event (this=0x1ea7cd0, ev=0x7fffd51dcf10) at items/qquickitem.cpp:7777
#68 0x00007f98e68c9b9c in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x1ea7cd0, e=0x7fffd51dcf10) at kernel/qapplication.cpp:3722
#69 0x00007f98e68d15a7 in QApplication::notify (this=0x7fffd51ddd20, receiver=0x1ea7cd0, e=0x7fffd51dcf10) at kernel/qapplication.cpp:3481
#70 0x00007f98e58d9df8 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0x1ea7cd0, event=event@entry=0x7fffd51dcf10) at kernel/qcoreapplication.cpp:1018
#71 0x00007f98e3792e37 in QCoreApplication::sendEvent (event=0x7fffd51dcf10, receiver=0x1ea7cd0) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qcoreapplication.h:233
#72 QQuickWindow::sendEvent (this=this@entry=0x1bdf2f0, item=item@entry=0x1ea7cd0, e=e@entry=0x7fffd51dcf10) at items/qquickwindow.cpp:2850
#73 0x00007f98e379841f in QQuickWindowPrivate::deliverMouseEvent (this=this@entry=0x1c138b0, pointerEvent=0x18c18b0) at items/qquickwindow.cpp:1673
#74 0x00007f98e3798d15 in QQuickWindowPrivate::deliverPointerEvent (this=this@entry=0x1c138b0, event=0x18c18b0) at items/qquickwindow.cpp:2193
#75 0x00007f98e379977e in QQuickWindowPrivate::handleMouseEvent (this=0x1c138b0, event=0x7fffd51dcf10) at items/qquickwindow.cpp:2083
#76 0x00007f98e61678e5 in QWindow::event (this=this@entry=0x1bdf2f0, ev=ev@entry=0x7fffd51dcf10) at kernel/qwindow.cpp:2267
#77 0x00007f98e379ae85 in QQuickWindow::event (this=0x1bdf2f0, e=0x7fffd51dcf10) at items/qquickwindow.cpp:1610
#78 0x00007f98e68c9b9c in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x1bdf2f0, e=0x7fffd51dcf10) at kernel/qapplication.cpp:3722
#79 0x00007f98e68d15a7 in QApplication::notify (this=0x7fffd51ddd20, receiver=0x1bdf2f0, e=0x7fffd51dcf10) at kernel/qapplication.cpp:3481
#80 0x00007f98e58d9df8 in QCoreApplication::notifyInternal2 (receiver=0x1bdf2f0, event=event@entry=0x7fffd51dcf10) at kernel/qcoreapplication.cpp:1018
#81 0x00007f98e3e0753f in QCoreApplication::sendEvent (event=0x7fffd51dcf10, receiver=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qcoreapplication.h:233
#82 QQuickWidget::mouseReleaseEvent (this=<optimized out>, e=0x7fffd51dd450) at qquickwidget.cpp:1345
#83 0x00007f98e6908b08 in QWidget::event (this=this@entry=0x1c12c60, event=event@entry=0x7fffd51dd450) at kernel/qwidget.cpp:9200
#84 0x00007f98e3e0774b in QQuickWidget::event (this=0x1c12c60, e=0x7fffd51dd450) at qquickwidget.cpp:1467
#85 0x00007f98e68c9b9c in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x1c12c60, e=0x7fffd51dd450) at kernel/qapplication.cpp:3722
#86 0x00007f98e68d21cb in QApplication::notify (this=<optimized out>, receiver=0x1c12c60, e=0x7fffd51dd450) at kernel/qapplication.cpp:3198
#87 0x00007f98e58d9df8 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0x1c12c60, event=event@entry=0x7fffd51dd450) at kernel/qcoreapplication.cpp:1018
#88 0x00007f98e68d0b6f in QCoreApplication::sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:233
#89 QApplicationPrivate::sendMouseEvent (receiver=receiver@entry=0x1c12c60, event=event@entry=0x7fffd51dd450, alienWidget=alienWidget@entry=0x1c12c60, nativeWidget=0x1bdf480, buttonDown=buttonDown@entry=0x7f98e6fcb820 <qt_button_down>, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:2704
#90 0x00007f98e6922b06 in QWidgetWindow::handleMouseEvent (this=this@entry=0x2078860, event=event@entry=0x7fffd51dd850) at kernel/qwidgetwindow.cpp:622
#91 0x00007f98e6925563 in QWidgetWindow::event (this=0x2078860, event=0x7fffd51dd850) at kernel/qwidgetwindow.cpp:243
#92 0x00007f98e68c9b9c in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x2078860, e=0x7fffd51dd850) at kernel/qapplication.cpp:3722
#93 0x00007f98e68d15a7 in QApplication::notify (this=0x7fffd51ddd20, receiver=0x2078860, e=0x7fffd51dd850) at kernel/qapplication.cpp:3481
#94 0x00007f98e58d9df8 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0x2078860, event=event@entry=0x7fffd51dd850) at kernel/qcoreapplication.cpp:1018
#95 0x00007f98e615b230 in QCoreApplication::sendSpontaneousEvent (event=0x7fffd51dd850, receiver=0x2078860) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#96 QGuiApplicationPrivate::processMouseEvent (e=0x82ebe70) at kernel/qguiapplication.cpp:1949
#97 0x00007f98e615d195 in QGuiApplicationPrivate::processWindowSystemEvent (e=e@entry=0x82ebe70) at kernel/qguiapplication.cpp:1733
#98 0x00007f98e61367cb in QWindowSystemInterface::sendWindowSystemEvents (flags=...) at kernel/qwindowsysteminterface.cpp:939
#99 0x00007f98d84f6470 in userEventSourceDispatch (source=<optimized out>) at qeventdispatcher_glib.cpp:77
#100 0x00007f98defa3197 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#101 0x00007f98defa33f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#102 0x00007f98defa349c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#103 0x00007f98e592f6af in QEventDispatcherGlib::processEvents (this=0x1877670, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#104 0x00007f98e58d7e2a in QEventLoop::exec (this=this@entry=0x7fffd51ddc00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#105 0x00007f98e58e0d64 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1291
#106 0x00007f98e6152bdc in QGuiApplication::exec () at kernel/qguiapplication.cpp:1679
#107 0x00007f98e68c9af5 in QApplication::exec () at kernel/qapplication.cpp:2910
#108 0x000000000040b6fe in main (argc=1, argv=<optimized out>) at /workspace/build/app/main.cpp:67

The reporter indicates this bug may be a duplicate of or related to bug 388983.

Possible duplicates by query: bug 389734, bug 389133.

Reported using DrKonqi