https://bugs.kde.org/show_bug.cgi?id=409320

            Bug ID: 409320
           Summary: system tray crash
           Product: plasmashell
           Version: 5.12.8
          Platform: openSUSE RPMs
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: k...@davidedmundson.co.uk
          Reporter: apcul...@yahoo.com
                CC: plasma-b...@kde.org
  Target Milestone: 1.0

Application: plasmashell (5.12.8)

Qt Version: 5.9.4
Frameworks Version: 5.45.0
Operating System: Linux 5.1.2-1-default x86_64
Distribution: "openSUSE Leap 15.0"

-- Information about the crash:
- What I was doing when the application crashed:
mousing over the system tray
- Unusual behavior I noticed:
sometimes, after running for a while, the system tray seems to half stop
working. If I hover over software updates it says how many are waiting, but if
I click on software updates no pop-up window appears.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f152ca141c0 (LWP 2274))]

Thread 18 (Thread 0x7f146d436700 (LWP 15593)):
#0  0x00007f1525dde0bb in poll () at /lib64/libc.so.6
#1  0x00007f151bdc68d1 in  () at /usr/lib64/libpulse.so.0
#2  0x00007f151bdb8290 in pa_mainloop_poll () at /usr/lib64/libpulse.so.0
#3  0x00007f151bdb8920 in pa_mainloop_iterate () at /usr/lib64/libpulse.so.0
#4  0x00007f151bdb89b0 in pa_mainloop_run () at /usr/lib64/libpulse.so.0
#5  0x00007f151bdc6819 in  () at /usr/lib64/libpulse.so.0
#6  0x00007f151b54f438 in  () at /usr/lib64/pulseaudio/libpulsecommon-12.2.so
#7  0x00007f1525697569 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f1525de885f in clone () at /lib64/libc.so.6

Thread 17 (Thread 0x7f1450153700 (LWP 6817)):
#0  0x00007f152569d8ad in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f15264eb3eb in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f152a25d398 in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f152a25d7ca in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f15264ea0ce in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f1525697569 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f1525de885f in clone () at /lib64/libc.so.6

Thread 16 (Thread 0x7f1453f4c700 (LWP 6816)):
#0  0x00007f1525dde0bb in poll () at /lib64/libc.so.6
#1  0x00007f15206df129 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f15206df23c in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f15266b609a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#4  0x00007f15264e54da in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#5  0x00007f1529d93025 in  () at /usr/lib64/libQt5Qml.so.5
#6  0x00007f15264ea0ce in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f1525697569 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f1525de885f in clone () at /lib64/libc.so.6

Thread 15 (Thread 0x7f1432048700 (LWP 11825)):
#0  0x00007f152569d8ad in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f15264eb3eb in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f152a25d398 in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f152a25d7ca in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f15264ea0ce in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f1525697569 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f1525de885f in clone () at /lib64/libc.so.6

Thread 14 (Thread 0x7f144bf6d700 (LWP 20846)):
#0  0x00007f152569d8ad in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f15264eb3eb in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f152a25d398 in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f152a25d7ca in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f15264ea0ce in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f1525697569 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f1525de885f in clone () at /lib64/libc.so.6

Thread 13 (Thread 0x7f1433311700 (LWP 12597)):
#0  0x00007f152569d8ad in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f15264eb3eb in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f152a25d398 in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f152a25d7ca in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f15264ea0ce in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f1525697569 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f1525de885f in clone () at /lib64/libc.so.6

Thread 12 (Thread 0x7f1435d35700 (LWP 9584)):
#0  0x00007f152569d8ad in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f15264eb3eb in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f152a25d398 in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f152a25d7ca in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f15264ea0ce in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f1525697569 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f1525de885f in clone () at /lib64/libc.so.6

Thread 11 (Thread 0x7f1436a36700 (LWP 3958)):
[KCrash Handler]
#6  0x00007f148c6a413f in  () at /usr/lib64/libnvidia-glcore.so.390.116
#7  0x00007f148c6a4d82 in  () at /usr/lib64/libnvidia-glcore.so.390.116
#8  0x00007f152a21f5e5 in
QSGBatchRenderer::Renderer::renderMergedBatch(QSGBatchRenderer::Batch const*)
() at /usr/lib64/libQt5Quick.so.5
#9  0x00007f152a220a25 in QSGBatchRenderer::Renderer::renderBatches() () at
/usr/lib64/libQt5Quick.so.5
#10 0x00007f152a225ecc in QSGBatchRenderer::Renderer::render() () at
/usr/lib64/libQt5Quick.so.5
#11 0x00007f152a216edd in QSGRenderer::renderScene(QSGBindable const&) () at
/usr/lib64/libQt5Quick.so.5
#12 0x00007f152a21736b in QSGRenderer::renderScene(unsigned int) () at
/usr/lib64/libQt5Quick.so.5
#13 0x00007f152a24fe20 in
QSGDefaultRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () at
/usr/lib64/libQt5Quick.so.5
#14 0x00007f152a2a9b78 in QQuickWindowPrivate::renderSceneGraph(QSize const&)
() at /usr/lib64/libQt5Quick.so.5
#15 0x00007f152a258a69 in  () at /usr/lib64/libQt5Quick.so.5
#16 0x00007f152a25d788 in  () at /usr/lib64/libQt5Quick.so.5
#17 0x00007f15264ea0ce in  () at /usr/lib64/libQt5Core.so.5
#18 0x00007f1525697569 in start_thread () at /lib64/libpthread.so.0
#19 0x00007f1525de885f in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7f1443f2f700 (LWP 3507)):
#0  0x00007f152569d8ad in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f15264eb3eb in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f152a25d398 in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f152a25d7ca in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f15264ea0ce in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f1525697569 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f1525de885f in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7f146cb6c700 (LWP 3073)):
#0  0x00007f152569d8ad in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f15264eb3eb in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f152a25d398 in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f152a25d7ca in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f15264ea0ce in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f1525697569 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f1525de885f in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7f146ecb0700 (LWP 2991)):
#0  0x00007f1525dde0bb in poll () at /lib64/libc.so.6
#1  0x00007f15206df129 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f15206df23c in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f15266b609a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#4  0x00007f15264e54da in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#5  0x00007f14715cdf67 in KCupsConnection::run() () at
/usr/lib64/libkcupslib.so
#6  0x00007f15264ea0ce in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f1525697569 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f1525de885f in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7f1480a0b700 (LWP 2633)):
#0  0x00007f15256a0c5d in __lll_lock_wait () at /lib64/libpthread.so.0
#1  0x00007f1525699f98 in pthread_mutex_lock () at /lib64/libpthread.so.0
#2  0x00007f148e06adfc in  () at /usr/lib64/libGLX_nvidia.so.0
#3  0x00007f148ca561ce in  () at /usr/lib64/libnvidia-glcore.so.390.116
#4  0x00007f148c81547b in  () at /usr/lib64/libnvidia-glcore.so.390.116
#5  0x00007f148c8155b3 in  () at /usr/lib64/libnvidia-glcore.so.390.116
#6  0x00007f148c81568b in  () at /usr/lib64/libnvidia-glcore.so.390.116
#7  0x00007f148c8156d9 in  () at /usr/lib64/libnvidia-glcore.so.390.116
#8  0x00007f148c93d9d8 in  () at /usr/lib64/libnvidia-glcore.so.390.116
#9  0x00007f148c80feb9 in  () at /usr/lib64/libnvidia-glcore.so.390.116
#10 0x00007f14845272c3 in  () at
/usr/lib64/qt5/qml/org/kde/kquickcontrolsaddons/libkquickcontrolsaddonsplugin.so
#11 0x00007f15266e515c in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#12 0x00007f152a2a9a40 in QQuickWindowPrivate::renderSceneGraph(QSize const&)
() at /usr/lib64/libQt5Quick.so.5
#13 0x00007f152a258a69 in  () at /usr/lib64/libQt5Quick.so.5
#14 0x00007f152a25d788 in  () at /usr/lib64/libQt5Quick.so.5
#15 0x00007f15264ea0ce in  () at /usr/lib64/libQt5Core.so.5
#16 0x00007f1525697569 in start_thread () at /lib64/libpthread.so.0
#17 0x00007f1525de885f in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7f14822ea700 (LWP 2630)):
#0  0x00007f1525dde0bb in poll () at /lib64/libc.so.6
#1  0x00007f15206df129 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f15206df23c in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f15266b609a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#4  0x00007f15264e54da in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#5  0x00007f152a1e1cf2 in  () at /usr/lib64/libQt5Quick.so.5
#6  0x00007f15264ea0ce in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f1525697569 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f1525de885f in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f150ec4b700 (LWP 2409)):
#0  0x00007f152569d8ad in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f152c0ef5e4 in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007f152c0ef629 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007f1525697569 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f1525de885f in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f1510ce0700 (LWP 2370)):
#0  0x00007fffec9f6635 in  ()
#1  0x00007f1525df6146 in clock_gettime () at /lib64/libc.so.6
#2  0x00007f152670d631 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007f152670bf09 in QTimerInfoList::updateCurrentTime() () at
/usr/lib64/libQt5Core.so.5
#4  0x00007f152670c485 in QTimerInfoList::timerWait(timespec&) () at
/usr/lib64/libQt5Core.so.5
#5  0x00007f152670d9ce in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007f15206de689 in g_main_context_prepare () at
/usr/lib64/libglib-2.0.so.0
#7  0x00007f15206df05b in g_main_context_dispatch () at
/usr/lib64/libglib-2.0.so.0
#8  0x0000555a28abd310 in  ()
#9  0x0000000000000024 in  ()
#10 0x00007f1510cdfc70 in  ()
#11 0x0000555a28abd384 in  ()
#12 0x0000555a28abc000 in  ()
#13 0x00007fffec9f1200 in  ()
#14 0x00007f15266b609a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#15 0x00007f15264e54da in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#16 0x00007f1529d93025 in  () at /usr/lib64/libQt5Qml.so.5
#17 0x00007f15264ea0ce in  () at /usr/lib64/libQt5Core.so.5
#18 0x00007f1525697569 in start_thread () at /lib64/libpthread.so.0
#19 0x00007f1525de885f in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f151275a700 (LWP 2335)):
#0  0x00007f1525dde0bb in poll () at /lib64/libc.so.6
#1  0x00007f15206df129 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f15206df23c in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f15266b609a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#4  0x00007f15264e54da in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#5  0x00007f1529d93025 in  () at /usr/lib64/libQt5Qml.so.5
#6  0x00007f15264ea0ce in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f1525697569 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f1525de885f in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f151419f700 (LWP 2299)):
#0  0x00007f1525dde0bb in poll () at /lib64/libc.so.6
#1  0x00007f15206df129 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f15206df23c in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f15266b609a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#4  0x00007f15264e54da in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#5  0x00007f1527f81985 in  () at /usr/lib64/libQt5DBus.so.5
#6  0x00007f15264ea0ce in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f1525697569 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f1525de885f in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f152ca141c0 (LWP 2274)):
#0  0x00007f152569d8ad in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f15264eb3eb in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f152a259cfd in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f152a25c6cd in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f152a25cf79 in  () at /usr/lib64/libQt5Quick.so.5
#5  0x00007f1526c946db in QWindow::event(QEvent*) () at
/usr/lib64/libQt5Gui.so.5
#6  0x00007f152a2b2f45 in QQuickWindow::event(QEvent*) () at
/usr/lib64/libQt5Quick.so.5
#7  0x00007f152c423bc3 in PlasmaQuick::Dialog::event(QEvent*) () at
/usr/lib64/libKF5PlasmaQuick.so.5
#8  0x00007f1486605015 in  () at
/usr/lib64/qt5/qml/org/kde/plasma/core/libcorebindingsplugin.so
#9  0x00007f152789ae8c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib64/libQt5Widgets.so.5
#10 0x00007f15278a2244 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#11 0x00007f15266b7a88 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib64/libQt5Core.so.5
#12 0x00007f1526c89fe9 in
QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*)
() at /usr/lib64/libQt5Gui.so.5
#13 0x00007f1526c8ab4d in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
() at /usr/lib64/libQt5Gui.so.5
#14 0x00007f1526c6365b in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() at /usr/lib64/libQt5Gui.so.5
#15 0x00007f15188f81e0 in  () at /usr/lib64/libQt5XcbQpa.so.5
#16 0x00007f15206dee07 in g_main_context_dispatch () at
/usr/lib64/libglib-2.0.so.0
#17 0x00007fffec9f0f78 in  ()
#18 0x00007fffec9f0f80 in  ()
#19 0x0000555a288b7680 in  ()
#20 0x0000000000000000 in  ()
[Inferior 1 (process 2274) detached]

Reported using DrKonqi

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