Bug 412177

Summary:	Plasmashell crash when KDE connect causes a large number of notifications
Product:	[Plasma] plasmashell	Reporter:	Ben Klopfenstein <benklop>
Component:	general	Assignee:	David Edmundson <kde>
Status:	RESOLVED DUPLICATE
Severity:	crash	CC:	plasma-bugs
Priority:	NOR	Keywords:	drkonqi
Version:	5.16.90
Target Milestone:	1.0
Platform:	Arch Linux
OS:	Linux
Latest Commit:		Version Fixed In:
Sentry Crash Report:

Description Ben Klopfenstein 2019-09-22 04:01:17 UTC

Application: plasmashell (5.16.90)

Qt Version: 5.13.1
Frameworks Version: 5.62.0
Operating System: Linux 5.3.0-arch1-1-ARCH x86_64
Distribution: Arch Linux

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

I was browsing the web, and KDE Connect connected to my phone and opened up notifications for all the notifications on my phone. There were a large number. Immediately after this, plasmashell crashed.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f59c2e05c80 (LWP 51416))]

Thread 17 (Thread 0x7f5991cd6700 (LWP 51455)):
[KCrash Handler]
#6  0x00007f59c7506e94 in wl_proxy_marshal_constructor () at /usr/lib/libwayland-client.so.0
#7  0x00007f59c299e4d0 in QtWaylandClient::QWaylandWindow::handleUpdate() () at /usr/lib/libQt5WaylandClient.so.5
#8  0x00007f59c01e0b31 in  () at /usr/lib/qt/plugins/wayland-graphics-integration-client/libqt-plugin-wayland-egl.so
#9  0x00007f59c7fdea72 in QOpenGLContext::swapBuffers(QSurface*) () at /usr/lib/libQt5Gui.so.5
#10 0x00007f59c96c10ee in  () at /usr/lib/libQt5Quick.so.5
#11 0x00007f59c96c4fc8 in  () at /usr/lib/libQt5Quick.so.5
#12 0x00007f59c7a375b0 in  () at /usr/lib/libQt5Core.so.5
#13 0x00007f59c6f2f57f in start_thread () at /usr/lib/libpthread.so.0
#14 0x00007f59c76c40e3 in clone () at /usr/lib/libc.so.6

Thread 16 (Thread 0x7f59723c1700 (LWP 51453)):
#0  0x00007f59c6f35415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f59c7a3d660 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f59c7a3d752 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f59c96c4dad in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f59c96c505e in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f59c7a375b0 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f59c6f2f57f in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f59c76c40e3 in clone () at /usr/lib/libc.so.6

Thread 15 (Thread 0x7f5972ef6700 (LWP 51452)):
#0  0x00007f59c6f35415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f59c7a3d660 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f59c7a3d752 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f59c96c4dad in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f59c96c505e in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f59c7a375b0 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f59c6f2f57f in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f59c76c40e3 in clone () at /usr/lib/libc.so.6

Thread 14 (Thread 0x7f59737c6700 (LWP 51451)):
#0  0x00007f59c6f35415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f59c7a3d660 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f59c7a3d752 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f59c96c4dad in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f59c96c505e in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f59c7a375b0 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f59c6f2f57f in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f59c76c40e3 in clone () at /usr/lib/libc.so.6

Thread 13 (Thread 0x7f5973fff700 (LWP 51450)):
#0  0x00007f59c6f35415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f59c7a3d660 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f59c7a3d752 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f59c96c4dad in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f59c96c505e in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f59c7a375b0 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f59c6f2f57f in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f59c76c40e3 in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7f5990923700 (LWP 51449)):
#0  0x00007f59c6f35415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f59c7a3d660 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f59c7a3d752 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f59c96c4dad in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f59c96c505e in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f59c7a375b0 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f59c6f2f57f in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f59c76c40e3 in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7f59911da700 (LWP 51448)):
#0  0x00007f59c6f35415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f59c7a3d660 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f59c7a3d752 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f59c96c4dad in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f59c96c505e in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f59c7a375b0 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f59c6f2f57f in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f59c76c40e3 in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7f5998ea7700 (LWP 51440)):
#0  0x00007f59c6f35415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f59c7a3d660 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f59c7a3d752 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f59c96c4dad in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f59c96c505e in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f59c7a375b0 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f59c6f2f57f in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f59c76c40e3 in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7f59a4952700 (LWP 51436)):
#0  0x00007f59c6f366f3 in pthread_getspecific () at /usr/lib/libpthread.so.0
#1  0x00007f59c5d90af1 in g_thread_self () at /usr/lib/libglib-2.0.so.0
#2  0x00007f59c5db0eed in g_main_context_acquire () at /usr/lib/libglib-2.0.so.0
#3  0x00007f59c5db0fd7 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f59c5db1201 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f59c7c5da1c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f59c7c044ec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f59c7a36385 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f59a535f13b in KCupsConnection::run() () at /usr/lib/libkcupslib.so
#9  0x00007f59c7a375b0 in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f59c6f2f57f in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f59c76c40e3 in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f5999a52700 (LWP 51427)):
#0  0x00007f59c6f3577c in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f59c7a3d5cc in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f59c7a3d719 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f59c7a3ab9b in  () at /usr/lib/libQt5Core.so.5
#4  0x00007f59c7a375b0 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f59c6f2f57f in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f59c76c40e3 in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f599a253700 (LWP 51426)):
#0  0x00007f59c5d614e4 in g_mutex_unlock () at /usr/lib/libglib-2.0.so.0
#1  0x00007f59c5db0a02 in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#2  0x00007f59c5db1056 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f59c5db1201 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007f59c7c5da1c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f59c7c044ec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f59c7a36385 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007f59c7a375b0 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f59c6f2f57f in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f59c76c40e3 in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f59adea0700 (LWP 51425)):
#0  0x00007f59c76b9667 in poll () at /usr/lib/libc.so.6
#1  0x00007f59c5db1130 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f59c5db1201 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f59c7c5da1c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f59c7c044ec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f59c7a36385 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f59c96396eb in  () at /usr/lib/libQt5Quick.so.5
#7  0x00007f59c7a375b0 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f59c6f2f57f in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f59c76c40e3 in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f59ae6a1700 (LWP 51424)):
#0  0x00007f59c6f35415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f59c7a3d660 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f59c7a3d752 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f59c96c4dad in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f59c96c505e in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f59c7a375b0 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f59c6f2f57f in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f59c76c40e3 in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f59b8ab0700 (LWP 51419)):
#0  0x00007f59c6f35415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f59b8db9f5c in  () at /usr/lib/dri/i965_dri.so
#2  0x00007f59b8db9b58 in  () at /usr/lib/dri/i965_dri.so
#3  0x00007f59c6f2f57f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f59c76c40e3 in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f59c1071700 (LWP 51418)):
#0  0x00007f59c76b518c in read () at /usr/lib/libc.so.6
#1  0x00007f59c5d619f0 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f59c5daf9f1 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f59c5db10d8 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f59c5db1201 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f59c7c5da1c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f59c7c044ec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f59c7a36385 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f59c9359849 in  () at /usr/lib/libQt5Qml.so.5
#9  0x00007f59c7a375b0 in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f59c6f2f57f in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f59c76c40e3 in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f59c22c7700 (LWP 51417)):
#0  0x00007f59c76b9667 in poll () at /usr/lib/libc.so.6
#1  0x00007f59c5db1130 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f59c5db1201 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f59c7c5da1c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f59c7c044ec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f59c7a36385 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f59c84d7b37 in  () at /usr/lib/libQt5DBus.so.5
#7  0x00007f59c7a375b0 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f59c6f2f57f in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f59c76c40e3 in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f59c2e05c80 (LWP 51416)):
#0  0x00007f59c6f35415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f59c7a3d660 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f59c7a3d752 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f59c96c32ce in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f59c96c41f4 in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f59c96c49fb in  () at /usr/lib/libQt5Quick.so.5
#6  0x00007f59c7facf0d in QWindow::event(QEvent*) () at /usr/lib/libQt5Gui.so.5
#7  0x00007f59c9729033 in QQuickWindow::event(QEvent*) () at /usr/lib/libQt5Quick.so.5
#8  0x00007f59c9eb76a4 in PlasmaQuick::Dialog::event(QEvent*) () at /usr/lib/libKF5PlasmaQuick.so.5
#9  0x00007f59c87444f5 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#10 0x00007f59c874de11 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#11 0x00007f59c7c059c2 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#12 0x00007f59c7fa3155 in QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*) () at /usr/lib/libQt5Gui.so.5
#13 0x00007f59c7fa3388 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /usr/lib/libQt5Gui.so.5
#14 0x00007f59c7f7dafc in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Gui.so.5
#15 0x00007f59c29d0c51 in  () at /usr/lib/libQt5WaylandClient.so.5
#16 0x00007f59c5daf3ae in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#17 0x00007f59c5db11c1 in  () at /usr/lib/libglib-2.0.so.0
#18 0x00007f59c5db1201 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#19 0x00007f59c7c5da03 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#20 0x00007f59c7c044ec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#21 0x00007f59c7c0c326 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#22 0x00005558d311bdc9 in  ()
#23 0x00007f59c75eeee3 in __libc_start_main () at /usr/lib/libc.so.6
#24 0x00005558d311c22e in _start ()
[Inferior 1 (process 51416) detached]

Possible duplicates by query: bug 412174, bug 412157, bug 412129, bug 412123, bug 412110.

Reported using DrKonqi

Comment 1 Christoph Feck 2019-11-11 11:38:36 UTC


*** This bug has been marked as a duplicate of bug 408847 ***