Bug 376599 - Plasma crashed on quickly switching to another virtual desktop and back
Summary: Plasma crashed on quickly switching to another virtual desktop and back
Status: RESOLVED FIXED
Alias: None
Product: plasmashell
Classification: Plasma
Component: Task Manager and Icons-Only Task Manager (show other bugs)
Version: 5.8.3
Platform: openSUSE Linux
: NOR crash
Target Milestone: 1.0
Assignee: Eike Hein
URL:
Keywords: drkonqi
Depends on:
Blocks:
 
Reported: 2017-02-18 00:27 UTC by Edward
Modified: 2017-02-21 09:48 UTC (History)
3 users (show)

See Also:
Latest Commit:
Version Fixed In:
Sentry Crash Report:

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Description Edward 2017-02-18 00:27:49 UTC 
Application: plasmashell (5.8.3)

Qt Version: 5.6.1
Frameworks Version: 5.26.0
Operating System: Linux 4.4.36-8-default x86_64
Distribution: "openSUSE Leap 42.2"

-- Information about the crash:
- What I was doing when the application crashed:
Switched to a different virtual desktop (using Pager) and immediately back.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f8cb29c6900 (LWP 2524))]

Thread 19 (Thread 0x7f8b5e3df700 (LWP 6727)):
#0  0x00007f8cab8fc0af in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8cac7e365b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f8cb06db4eb in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f8cb06db995 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f8cac7e29e9 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8cab8f7734 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f8cac0f6d3d in clone () at /lib64/libc.so.6

Thread 18 (Thread 0x7f8b625da700 (LWP 31740)):
#0  0x00007f8cab8fc0af in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8cac7e365b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f8cb06db4eb in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f8cb06db995 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f8cac7e29e9 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8cab8f7734 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f8cac0f6d3d in clone () at /lib64/libc.so.6

Thread 17 (Thread 0x7f8b62ddb700 (LWP 31695)):
#0  0x00007f8cab8fc0af in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8cac7e365b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f8cb06db4eb in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f8cb06db995 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f8cac7e29e9 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8cab8f7734 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f8cac0f6d3d in clone () at /lib64/libc.so.6

Thread 16 (Thread 0x7f8b5fbe2700 (LWP 29208)):
#0  0x00007f8cab8fc0af in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8cac7e365b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f8cb06db4eb in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f8cb06db995 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f8cac7e29e9 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8cab8f7734 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f8cac0f6d3d in clone () at /lib64/libc.so.6

Thread 15 (Thread 0x7f8b61be6700 (LWP 3656)):
#0  0x00007f8cab8fc0af in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8cac7e365b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f8cb06db4eb in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f8cb06db995 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f8cac7e29e9 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8cab8f7734 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f8cac0f6d3d in clone () at /lib64/libc.so.6

Thread 14 (Thread 0x7f8bca7fc700 (LWP 3218)):
#0  0x00007f8cab8fc0af in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8cac7e365b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f8cb06db4eb in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f8cb06db995 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f8cac7e29e9 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8cab8f7734 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f8cac0f6d3d in clone () at /lib64/libc.so.6

Thread 13 (Thread 0x7f8bcb7fe700 (LWP 3170)):
#0  0x00007f8cab8fc0af in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8cac7e365b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f8cb06db4eb in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f8cb06db995 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f8cac7e29e9 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8cab8f7734 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f8cac0f6d3d in clone () at /lib64/libc.so.6

Thread 12 (Thread 0x7f8bc103e700 (LWP 2941)):
#0  0x00007f8cac103184 in __libc_enable_asynccancel () at /lib64/libc.so.6
#1  0x00007f8cac0ee492 in poll () at /lib64/libc.so.6
#2  0x00007f8ca87b6314 in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f8ca87b642c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f8cac9f532b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8cac9a2fdb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007f8cac7ddf1a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007f8cac7e29e9 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f8cab8f7734 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f8cac0f6d3d in clone () at /lib64/libc.so.6

Thread 11 (Thread 0x7f8bc083d700 (LWP 2857)):
#0  0x00007f8cab8fc0af in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8cac7e365b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f8cb06db4eb in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f8cb06db995 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f8cac7e29e9 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8cab8f7734 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f8cac0f6d3d in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7f8bc2040700 (LWP 2795)):
#0  0x00007f8cac0ee49d in poll () at /lib64/libc.so.6
#1  0x00007f8ca87b6314 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f8ca87b642c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f8cac9f532b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f8cac9a2fdb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8cac7ddf1a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f8cac7e29e9 in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f8cab8f7734 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f8cac0f6d3d in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7f8bc9ffb700 (LWP 2708)):
#0  0x00007f8cab8fc0af in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8cac7e365b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f8cb06db4eb in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f8cb06db995 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f8cac7e29e9 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8cab8f7734 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f8cac0f6d3d in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7f8be16b9700 (LWP 2704)):
#0  0x00007f8cab8fc0af in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8cac7e365b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f8cb06db4eb in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f8cb06db995 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f8cac7e29e9 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8cab8f7734 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f8cac0f6d3d in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7f8bf0200700 (LWP 2680)):
#0  0x00007f8cac0ee49d in poll () at /lib64/libc.so.6
#1  0x00007f8ca87b6314 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f8ca87b642c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f8cac9f532b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f8cac9a2fdb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8cac7ddf1a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f8cac7e29e9 in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f8cab8f7734 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f8cac0f6d3d in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7f8c87bef700 (LWP 2675)):
#0  0x00007f8cab8fc0af in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f8cb20a593b in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007f8cb20a5969 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007f8cab8f7734 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f8cac0f6d3d in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f8c91d49700 (LWP 2671)):
#0  0x00007f8ca87f77b9 in g_mutex_lock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f8ca87b5969 in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f8ca87b6230 in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f8ca87b642c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f8cac9f532b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8cac9a2fdb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007f8cac7ddf1a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007f8cafae99c8 in  () at /usr/lib64/libQt5Qml.so.5
#8  0x00007f8cac7e29e9 in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f8cab8f7734 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f8cac0f6d3d in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f8c937c9700 (LWP 2587)):
#0  0x00007f8cac0ee49d in poll () at /lib64/libc.so.6
#1  0x00007f8ca87b6314 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f8ca87b642c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f8cac9f532b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f8cac9a2fdb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8cac7ddf1a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f8cafae99c8 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007f8cac7e29e9 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f8cab8f7734 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f8cac0f6d3d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f8c9927b700 (LWP 2554)):
#0  0x00007f8cac9f50e4 in  () at /usr/lib64/libQt5Core.so.5
#1  0x00007f8ca87b595d in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f8ca87b6230 in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f8ca87b642c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f8cac9f532b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8cac9a2fdb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007f8cac7ddf1a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007f8cad55e1d5 in  () at /usr/lib64/libQt5DBus.so.5
#8  0x00007f8cac7e29e9 in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f8cab8f7734 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f8cac0f6d3d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f8c9b29f700 (LWP 2539)):
#0  0x00007f8cac0ee49d in poll () at /lib64/libc.so.6
#1  0x00007f8cb10203e2 in  () at /usr/lib64/libxcb.so.1
#2  0x00007f8cb1021fcf in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007f8c9dc27839 in  () at /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007f8cac7e29e9 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8cab8f7734 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f8cac0f6d3d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f8cb29c6900 (LWP 2524)):
[KCrash Handler]
#6  0x00007f8cac9701b0 in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f8cac97048f in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f8cac977329 in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f8cac9cebb1 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#10 0x00007f8caca45274 in QAbstractItemModel::rowsRemoved(QModelIndex const&, int, int, QAbstractItemModel::QPrivateSignal) () at /usr/lib64/libQt5Core.so.5
#11 0x00007f8cac953b21 in QAbstractItemModel::endRemoveRows() () at /usr/lib64/libQt5Core.so.5
#12 0x00007f8b99bc1fff in TaskManager::TaskGroupingProxyModel::Private::sourceRowsAboutToBeRemoved(QModelIndex const&, int, int) () at /usr/lib64/libtaskmanager.so.6
#13 0x00007f8b99bc4b69 in  () at /usr/lib64/libtaskmanager.so.6
#14 0x00007f8cac9cebb1 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#15 0x00007f8caca45224 in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex const&, int, int, QAbstractItemModel::QPrivateSignal) () at /usr/lib64/libQt5Core.so.5
#16 0x00007f8cac9532a4 in QAbstractItemModel::beginRemoveRows(QModelIndex const&, int, int) () at /usr/lib64/libQt5Core.so.5
#17 0x00007f8cac971e0d in  () at /usr/lib64/libQt5Core.so.5
#18 0x00007f8cac975acd in  () at /usr/lib64/libQt5Core.so.5
#19 0x00007f8cac976521 in QSortFilterProxyModel::invalidateFilter() () at /usr/lib64/libQt5Core.so.5
#20 0x00007f8b99bbe565 in TaskManager::TaskFilterProxyModel::setVirtualDesktop(unsigned int) () at /usr/lib64/libtaskmanager.so.6
#21 0x00007f8b99be56dc in  () at /usr/lib64/libtaskmanager.so.6
#22 0x00007f8b99be660b in TaskManager::TasksModel::qt_metacall(QMetaObject::Call, int, void**) () at /usr/lib64/libtaskmanager.so.6
#23 0x00007f8cafa57e7c in QQmlVMEMetaObject::metaCall(QObject*, QMetaObject::Call, int, void**) () at /usr/lib64/libQt5Qml.so.5
#24 0x00007f8cafad57eb in QQmlBinding::write(QQmlPropertyData const&, QV4::Value const&, bool, QFlags<QQmlPropertyPrivate::WriteFlag>) () at /usr/lib64/libQt5Qml.so.5
#25 0x00007f8cafad725a in QQmlBinding::update(QFlags<QQmlPropertyPrivate::WriteFlag>) () at /usr/lib64/libQt5Qml.so.5
#26 0x00007f8cafad73ae in QQmlBinding::expressionChanged() () at /usr/lib64/libQt5Qml.so.5
#27 0x00007f8cafaae117 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /usr/lib64/libQt5Qml.so.5
#28 0x00007f8cafa5c2a4 in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () at /usr/lib64/libQt5Qml.so.5
#29 0x00007f8cac9ce953 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#30 0x00007f8cac9cf1c3 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#31 0x00007f8caf60627e in KWindowSystem::currentDesktopChanged(int) () at /usr/lib64/libKF5WindowSystem.so.5
#32 0x00007f8c93bea3e0 in  () at /usr/lib64/qt5/plugins/kf5/org.kde.kwindowsystem.platforms/KF5WindowSystemX11Plugin.so
#33 0x00007f8cac9a2270 in QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*) () at /usr/lib64/libQt5Core.so.5
#34 0x00007f8c9dc25be4 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*) () at /usr/lib64/libQt5XcbQpa.so.5
#35 0x00007f8c9dc27c3b in QXcbConnection::processXcbEvents() () at /usr/lib64/libQt5XcbQpa.so.5
#36 0x00007f8cac9d0166 in QObject::event(QEvent*) () at /usr/lib64/libQt5Core.so.5
#37 0x00007f8cad92ce3c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#38 0x00007f8cad93149a in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#39 0x00007f8cac9a4fc5 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#40 0x00007f8cac9a6daa in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib64/libQt5Core.so.5
#41 0x00007f8cac9f5c83 in  () at /usr/lib64/libQt5Core.so.5
#42 0x00007f8ca87b6134 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#43 0x00007f8ca87b6388 in  () at /usr/lib64/libglib-2.0.so.0
#44 0x00007f8ca87b642c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#45 0x00007f8cac9f530c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#46 0x00007f8cac9a2fdb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#47 0x00007f8cac9aaec6 in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#48 0x000000000041eacf in  ()
#49 0x00007f8cac02d6e5 in __libc_start_main () at /lib64/libc.so.6
#50 0x000000000041ed39 in _start ()

Reported using DrKonqi
Comment 1 Marco Martin 2017-02-20 14:48:53 UTC 

*** This bug has been marked as a duplicate of bug 375393 ***
Comment 2 Eike Hein 2017-02-21 09:48:26 UTC 
I'm un-duplicating this because of completely different backtraces.

I think this got fixed by 05826bd5ba25 in plasma-workspace, backtraces are very similar and it makes sense in terms of what the issue was.