Application: plasmashell (5.4.1)

Qt Version: 5.5.0
Operating System: Linux 4.1.7-200.fc22.x86_64 x86_64
Distribution (Platform): Fedora RPMs

-- Information about the crash:
- What I was doing when the application crashed:
I was checking monitor settings when Plasma crashed......

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f7b7f9fa900 (LWP 2142))]

Thread 8 (Thread 0x7f7b748d3700 (LWP 2143)):
#0  0x0000003f0d8f72fd in poll () at /lib64/libc.so.6
#1  0x0000003f11c0a182 in _xcb_conn_wait () at /lib64/libxcb.so.1
#2  0x0000003f11c0bc77 in xcb_wait_for_event () at /lib64/libxcb.so.1
#3  0x00007f7b7516c999 in QXcbEventReader::run() () at /lib64/libQt5XcbQpa.so.5
#4  0x000000371e8a254e in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#5  0x0000003f0d407555 in start_thread () at /lib64/libpthread.so.0
#6  0x0000003f0d902b9d in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7f7b6dda3700 (LWP 2279)):
#0  0x0000003f1008eee4 in g_mutex_unlock () at /lib64/libglib-2.0.so.0
#1  0x0000003f10049350 in g_main_context_prepare () at /lib64/libglib-2.0.so.0
#2  0x0000003f10049ceb in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#3  0x0000003f10049ecc in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#4  0x000000371ead9dab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x000000371ea80daa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x000000371e89d5a4 in QThread::exec() () at /lib64/libQt5Core.so.5
#7  0x000000372c0d9245 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#8  0x000000371e8a254e in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#9  0x0000003f0d407555 in start_thread () at /lib64/libpthread.so.0
#10 0x0000003f0d902b9d in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7f7b6304b700 (LWP 2285)):
#0  0x0000003f10046e1f in g_source_iter_next () at /lib64/libglib-2.0.so.0
#1  0x0000003f100492fb in g_main_context_prepare () at /lib64/libglib-2.0.so.0
#2  0x0000003f10049ceb in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#3  0x0000003f10049ecc in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#4  0x000000371ead9dab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x000000371ea80daa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x000000371e89d5a4 in QThread::exec() () at /lib64/libQt5Core.so.5
#7  0x000000372c0d9245 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#8  0x000000371e8a254e in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#9  0x0000003f0d407555 in start_thread () at /lib64/libpthread.so.0
#10 0x0000003f0d902b9d in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f7b613a3700 (LWP 2291)):
#0  0x0000003f0d8f2fad in read () at /lib64/libc.so.6
#1  0x0000003f1008db00 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#2  0x0000003f100498b4 in g_main_context_check () at /lib64/libglib-2.0.so.0
#3  0x0000003f10049d60 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#4  0x0000003f10049ecc in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#5  0x000000371ead9dab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x000000371ea80daa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#7  0x000000371e89d5a4 in QThread::exec() () at /lib64/libQt5Core.so.5
#8  0x000000372c0d9245 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#9  0x000000371e8a254e in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#10 0x0000003f0d407555 in start_thread () at /lib64/libpthread.so.0
#11 0x0000003f0d902b9d in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f7b5b9bb700 (LWP 2293)):
#0  0x0000003f0d40c540 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x000000372e985494 in QTWTF::TCMalloc_PageHeap::scavengerThread() () at /lib64/libQt5Script.so.5
#2  0x000000372e9854d9 in  () at /lib64/libQt5Script.so.5
#3  0x0000003f0d407555 in start_thread () at /lib64/libpthread.so.0
#4  0x0000003f0d902b9d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f7ad3fff700 (LWP 2295)):
#0  0x0000003f0d8f2fad in read () at /lib64/libc.so.6
#1  0x0000003f1008db00 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#2  0x0000003f100498b4 in g_main_context_check () at /lib64/libglib-2.0.so.0
#3  0x0000003f10049d60 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#4  0x0000003f10049ecc in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#5  0x000000371ead9dab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x000000371ea80daa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#7  0x000000371e89d5a4 in QThread::exec() () at /lib64/libQt5Core.so.5
#8  0x00007f7b81282616 in QQuickPixmapReader::run() () at /lib64/libQt5Quick.so.5
#9  0x000000371e8a254e in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#10 0x0000003f0d407555 in start_thread () at /lib64/libpthread.so.0
#11 0x0000003f0d902b9d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f7ac9963700 (LWP 2341)):
#0  0x00007ffe56bee927 in  ()
#1  0x00007ffe56beec91 in clock_gettime ()
#2  0x0000003f0d910d9d in clock_gettime () at /lib64/libc.so.6
#3  0x000000371e952bc6 in qt_gettime() () at /lib64/libQt5Core.so.5
#4  0x000000371ead7839 in QTimerInfoList::updateCurrentTime() () at /lib64/libQt5Core.so.5
#5  0x000000371ead7da5 in QTimerInfoList::timerWait(timespec&) () at /lib64/libQt5Core.so.5
#6  0x000000371ead918e in timerSourcePrepare(_GSource*, int*) () at /lib64/libQt5Core.so.5
#7  0x0000003f1004935d in g_main_context_prepare () at /lib64/libglib-2.0.so.0
#8  0x0000003f10049ceb in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#9  0x0000003f10049ecc in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#10 0x000000371ead9dab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x000000371ea80daa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#12 0x000000371e89d5a4 in QThread::exec() () at /lib64/libQt5Core.so.5
#13 0x00007f7aca52e397 in KCupsConnection::run() () at /lib64/libkcupslib.so
#14 0x000000371e8a254e in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#15 0x0000003f0d407555 in start_thread () at /lib64/libpthread.so.0
#16 0x0000003f0d902b9d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f7b7f9fa900 (LWP 2142)):
[KCrash Handler]
#5  0x000000372c0147cf in QV4::QObjectWrapper::wrap(QV4::ExecutionEngine*, QObject*) () at /lib64/libQt5Qml.so.5
#6  0x000000372bf98c14 in QV4::ExecutionEngine::fromVariant(QVariant const&) () at /lib64/libQt5Qml.so.5
#7  0x000000372c01c560 in QV4::QObjectSlotDispatcher::impl(int, QtPrivate::QSlotObjectBase*, QObject*, void**, bool*) () at /lib64/libQt5Qml.so.5
#8  0x000000371eab1fe7 in QMetaObject::activate(QObject*, int, int, void**) () at /lib64/libQt5Core.so.5
#9  0x00007f7b584aa4e2 in WindowSystem::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) () at /usr/lib64/qt5/qml/org/kde/plasma/private/kicker/libkickerplugin.so
#10 0x000000371eab3021 in QObject::event(QEvent*) () at /lib64/libQt5Core.so.5
#11 0x00007f7b7f0a04ac in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#12 0x00007f7b7f0a5976 in QApplication::notify(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#13 0x000000371ea8361b in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /lib64/libQt5Core.so.5
#14 0x000000371ea85a16 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /lib64/libQt5Core.so.5
#15 0x000000371ead9983 in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () at /lib64/libQt5Core.so.5
#16 0x0000003f10049a8a in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#17 0x0000003f10049e20 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#18 0x0000003f10049ecc in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#19 0x000000371ead9d8f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#20 0x000000371ea80daa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#21 0x000000371ea88e6c in QCoreApplication::exec() () at /lib64/libQt5Core.so.5
#22 0x00000000004302c3 in main ()

Reported using DrKonqi