Bug 379768

Application: plasmashell (5.9.4)

Qt Version: 5.8.0
Frameworks Version: 5.33.0
Operating System: Linux 4.10.11-1-ARCH x86_64
Distribution: "Arch Linux"

-- Information about the crash:
- What I was doing when the application crashed:
I was attempting to  open a program with the application menu and I clicked on the upper right corner of the menu. The screen flashed black and then a crash alert dialogue came up.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fd08fe94800 (LWP 817))]

Thread 8 (Thread 0x7fcfc5cf3700 (LWP 1047)):
#0  0x00007fd08955337d in read () at /usr/lib/libc.so.6
#1  0x00007fd084380aa0 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fd08433c26e in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007fd08433c744 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007fd08433c8bc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007fd089e7e06b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007fd089e2789a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007fd089c49a73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007fcfc86910a7 in KCupsConnection::run() () at /usr/lib/libkcupslib.so
#9  0x00007fd089c4e6d8 in  () at /usr/lib/libQt5Core.so.5
#10 0x00007fd088b032e7 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007fd08956154f in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7fcfd9bad700 (LWP 962)):
#0  0x00007fd089c45c49 in QMutex::unlock() () at /usr/lib/libQt5Core.so.5
#1  0x00007fd089e7d7f1 in  () at /usr/lib/libQt5Core.so.5
#2  0x00007fd08433bc8d in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#3  0x00007fd08433c6cb in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007fd08433c8bc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007fd089e7e06b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007fd089e2789a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007fd089c49a73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007fd08d935fd6 in  () at /usr/lib/libQt5Quick.so.5
#9  0x00007fd089c4e6d8 in  () at /usr/lib/libQt5Core.so.5
#10 0x00007fd088b032e7 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007fd08956154f in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7fd069d7c700 (LWP 930)):
#0  0x00007fd088b09756 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fd08f629234 in  () at /usr/lib/libQt5Script.so.5
#2  0x00007fd08f629279 in  () at /usr/lib/libQt5Script.so.5
#3  0x00007fd088b032e7 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fd08956154f in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7fd06bfff700 (LWP 926)):
#0  0x00007fd08955767d in poll () at /usr/lib/libc.so.6
#1  0x00007fd08433c7a6 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fd08433c8bc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007fd089e7e06b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fd089e2789a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fd089c49a73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007fd08cd82025 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007fd089c4e6d8 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fd088b032e7 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fd08956154f in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7fd0725b7700 (LWP 901)):
#0  0x00007fd084381e64 in g_mutex_unlock () at /usr/lib/libglib-2.0.so.0
#1  0x00007fd08433c33a in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#2  0x00007fd08433c810 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007fd08433c8bc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007fd089e7e06b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fd089e2789a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007fd089c49a73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007fd08cd82025 in  () at /usr/lib/libQt5Qml.so.5
#8  0x00007fd089c4e6d8 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007fd088b032e7 in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007fd08956154f in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7fd073fff700 (LWP 851)):
#0  0x00007fd08955337d in read () at /usr/lib/libc.so.6
#1  0x00007fd084380aa0 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fd08433c26e in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007fd08433c744 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007fd08433c8bc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007fd089e7e06b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007fd089e2789a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007fd089c49a73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007fd08a9ce125 in  () at /usr/lib/libQt5DBus.so.5
#9  0x00007fd089c4e6d8 in  () at /usr/lib/libQt5Core.so.5
#10 0x00007fd088b032e7 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007fd08956154f in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7fd07a0d3700 (LWP 826)):
#0  0x00007fd08955767d in poll () at /usr/lib/libc.so.6
#1  0x00007fd08e54f8e0 in  () at /usr/lib/libxcb.so.1
#2  0x00007fd08e551679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007fd07c645239 in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007fd089c4e6d8 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007fd088b032e7 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007fd08956154f in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7fd08fe94800 (LWP 817)):
[KCrash Handler]
#6  0x00007fd089e323b0 in QMetaObject::methodOffset() const () at /usr/lib/libQt5Core.so.5
#7  0x00007fd089e5569b in QMetaObject::activate(QObject*, int, void**) () at /usr/lib/libQt5Core.so.5
#8  0x00007fd08cb438ef in  () at /usr/lib/libQt5Qml.so.5
#9  0x00007fd08cda603a in QQmlDelegateModel::_q_itemsChanged(int, int, QVector<int> const&) () at /usr/lib/libQt5Qml.so.5
#10 0x00007fd08cdce47c in  () at /usr/lib/libQt5Qml.so.5
#11 0x00007fd08cdceba8 in QQmlDelegateModel::qt_metacall(QMetaObject::Call, int, void**) () at /usr/lib/libQt5Qml.so.5
#12 0x00007fd089e54ee4 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#13 0x00007fd089ecc17c in QAbstractItemModel::dataChanged(QModelIndex const&, QModelIndex const&, QVector<int> const&) () at /usr/lib/libQt5Core.so.5
#14 0x00007fcfd279e691 in  () at /usr/lib/qt/qml/org/kde/plasma/private/kicker/libkickerplugin.so
#15 0x00007fcfd27c033f in  () at /usr/lib/qt/qml/org/kde/plasma/private/kicker/libkickerplugin.so
#16 0x00007fcfd27c245f in  () at /usr/lib/qt/qml/org/kde/plasma/private/kicker/libkickerplugin.so
#17 0x00007fd08ccdfe18 in QQmlVMEMetaObject::metaCall(QObject*, QMetaObject::Call, int, void**) () at /usr/lib/libQt5Qml.so.5
#18 0x00007fd08ccf5ac9 in  () at /usr/lib/libQt5Qml.so.5
#19 0x00007fd08ccf45b6 in QQmlPropertyPrivate::write(QObject*, QQmlPropertyData const&, QVariant const&, QQmlContextData*, QFlags<QQmlPropertyData::WriteFlag>) () at /usr/lib/libQt5Qml.so.5
#20 0x00007fd08ccbeb7b in QV4::QObjectWrapper::setProperty(QV4::ExecutionEngine*, QObject*, QQmlPropertyData*, QV4::Value const&) () at /usr/lib/libQt5Qml.so.5
#21 0x00007fd08ccbf390 in QV4::QObjectWrapper::setQmlProperty(QV4::ExecutionEngine*, QQmlContextData*, QObject*, QV4::String*, QV4::QObjectWrapper::RevisionMode, QV4::Value const&) () at /usr/lib/libQt5Qml.so.5
#22 0x00007fd08ccbf4a6 in QV4::QObjectWrapper::put(QV4::Managed*, QV4::String*, QV4::Value const&) () at /usr/lib/libQt5Qml.so.5
#23 0x00007fd08cccff56 in QV4::Runtime::method_setProperty(QV4::ExecutionEngine*, QV4::Value const&, int, QV4::Value const&) () at /usr/lib/libQt5Qml.so.5
#24 0x00007fd06800830a in  ()
#25 0x0000000000000000 in  ()

Reported using DrKonqi