Bug 372437

Summary:	Switching between monitor and HDMI
Product:	[Plasma] plasmashell	Reporter:	sectt <jerzydubin>
Component:	general	Assignee:	David Edmundson <kde>
Status:	RESOLVED DUPLICATE
Severity:	crash	CC:	bhush94, plasma-bugs
Priority:	NOR	Keywords:	drkonqi
Version:	5.8.3
Target Milestone:	1.0
Platform:	Slackware
OS:	Linux
Latest Commit:		Version Fixed In:
Sentry Crash Report:

Description sectt 2016-11-13 16:22:49 UTC

Application: plasmashell (5.8.3)

Qt Version: 5.7.0
Frameworks Version: 5.27.0
Operating System: Linux 4.5.5 x86_64
Distribution (Platform): Slackware Packages

-- Information about the crash:
KDE 5_16.11 
switching between laptop monitor and HDMI.
Desktop view -> Directory view.
I connected HDMi cable and set in settings :
1)main screen -> TV
2)merge screens

result : no directory view on both screens, no wallpaper set on both screens

When i disconnected cable, screen back to directory view on laptop.
After few connect / disconnect, manipulation with merge / unmerge screen and  screen scale it crashed.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Plazma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f3ab02317c0 (LWP 20565))]

Thread 16 (Thread 0x7f39c185d700 (LWP 32177)):
#0  0x00007f3aa71e036f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f3aa8a95ecb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f3aad93668d in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f3aad936f05 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f3aa8a95139 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f3aa71da684 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f3aa7e8eefd in clone () at /lib64/libc.so.6

Thread 15 (Thread 0x7f39cea17700 (LWP 31927)):
#0  0x00007f3aa71e036f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f3aa8a95ecb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f3aad93668d in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f3aad936f05 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f3aa8a95139 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f3aa71da684 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f3aa7e8eefd in clone () at /lib64/libc.so.6

Thread 14 (Thread 0x7f39cf218700 (LWP 15252)):
#0  0x00007f3aa71e036f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f3aa8a95ecb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f3aad93668d in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f3aad936f05 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f3aa8a95139 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f3aa71da684 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f3aa7e8eefd in clone () at /lib64/libc.so.6

Thread 13 (Thread 0x7f39d0638700 (LWP 10563)):
#0  0x00007f3aa71e036f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f3aa8a95ecb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f3aad93668d in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f3aad936f05 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f3aa8a95139 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f3aa71da684 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f3aa7e8eefd in clone () at /lib64/libc.so.6

Thread 12 (Thread 0x7f39d2468700 (LWP 10562)):
#0  0x00007f3a9df34bb1 in  () at /usr/lib64/pulseaudio/libpulsecommon-9.0.so
#1  0x00007f3a9df34bf2 in  () at /usr/lib64/pulseaudio/libpulsecommon-9.0.so
#2  0x00007f3a9df38f41 in pa_pstream_ref () at /usr/lib64/pulseaudio/libpulsecommon-9.0.so
#3  0x00007f3a9df34ef5 in  () at /usr/lib64/pulseaudio/libpulsecommon-9.0.so
#4  0x00007f3a9df351d6 in  () at /usr/lib64/pulseaudio/libpulsecommon-9.0.so
#5  0x00007f3a9df3a534 in  () at /usr/lib64/pulseaudio/libpulsecommon-9.0.so
#6  0x00007f3a9df3a592 in  () at /usr/lib64/pulseaudio/libpulsecommon-9.0.so
#7  0x00007f3a9e3a9781 in  () at /usr/lib64/libpulse.so.0
#8  0x00007f3a9e3aa4dc in pa_mainloop_dispatch () at /usr/lib64/libpulse.so.0
#9  0x00007f3a9e3aa659 in pa_mainloop_iterate () at /usr/lib64/libpulse.so.0
#10 0x00007f3a9e3aa6b9 in pa_mainloop_run () at /usr/lib64/libpulse.so.0
#11 0x00007f3a9e3bdf6d in  () at /usr/lib64/libpulse.so.0
#12 0x00007f3a9df4e03c in  () at /usr/lib64/pulseaudio/libpulsecommon-9.0.so
#13 0x00007f3aa71da684 in start_thread () at /lib64/libpthread.so.0
#14 0x00007f3aa7e8eefd in clone () at /lib64/libc.so.6

Thread 11 (Thread 0x7f39d5465700 (LWP 10561)):
#0  0x00007f3aa09fe804 in g_mutex_unlock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f3aa09bb000 in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f3aa09bb883 in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f3aa09bba5c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f3aa8cad03b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f3aa8c5ad5a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007f3aa8a907bc in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007f3aacd4b085 in  () at /usr/lib64/libQt5Qml.so.5
#8  0x00007f3aa8a95139 in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f3aa71da684 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f3aa7e8eefd in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7f39a95de700 (LWP 24775)):
#0  0x00007f3aa71e036f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f3aa8a95ecb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f3aad93668d in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f3aad936f05 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f3aa8a95139 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f3aa71da684 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f3aa7e8eefd in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7f39cc9d8700 (LWP 21133)):
#0  0x00007f3aa71e036f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f3aa8a95ecb in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f3aad93668d in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f3aad936f05 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f3aa8a95139 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f3aa71da684 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f3aa7e8eefd in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7f39e3bce700 (LWP 21065)):
#0  0x00007f3aa7e8330d in poll () at /lib64/libc.so.6
#1  0x00007f3aa09bb954 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f3aa09bba5c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f3aa8cad03b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f3aa8c5ad5a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f3aa8a907bc in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f39e4f53b77 in KCupsConnection::run() () at /usr/lib64/libkcupslib.so
#7  0x00007f3aa8a95139 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f3aa71da684 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f3aa7e8eefd in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7f39f5ff4700 (LWP 20879)):
#0  0x00007f3aa09fe7e9 in g_mutex_lock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f3aa09bb916 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f3aa09bba5c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f3aa8cad03b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f3aa8c5ad5a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f3aa8a907bc in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f3aad8ca592 in  () at /usr/lib64/libQt5Quick.so.5
#7  0x00007f3aa8a95139 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f3aa71da684 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f3aa7e8eefd in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7f3a89936700 (LWP 20754)):
#0  0x00007f3aa71e036f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f3aaf931484 in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007f3aaf9314c9 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007f3aa71da684 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f3aa7e8eefd in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f3a8b599700 (LWP 20684)):
#0  0x00007f3aa09bae70 in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f3aa09bb883 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f3aa09bba5c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f3aa8cad03b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f3aa8c5ad5a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f3aa8a907bc in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f3aacd4b085 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007f3aa8a95139 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f3aa71da684 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f3aa7e8eefd in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f3a91556700 (LWP 20627)):
#0  0x00007f3aa7e8330d in poll () at /lib64/libc.so.6
#1  0x00007f3aa09bb954 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f3aa09bba5c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f3aa8cad03b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f3aa8c5ad5a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f3aa8a907bc in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f3aacd4b085 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007f3aa8a95139 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f3aa71da684 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f3aa7e8eefd in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f3a92f9b700 (LWP 20590)):
#0  0x00007f3aa8b35740 in QElapsedTimer::clockType() () at /usr/lib64/libQt5Core.so.5
#1  0x00007f3aa8b35759 in QElapsedTimer::isMonotonic() () at /usr/lib64/libQt5Core.so.5
#2  0x00007f3aa8cab2ae in QTimerInfoList::repairTimersIfNeeded() () at /usr/lib64/libQt5Core.so.5
#3  0x00007f3aa8cab313 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f3aa8cac66e in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f3aa09baf7d in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#6  0x00007f3aa09bb883 in  () at /usr/lib64/libglib-2.0.so.0
#7  0x00007f3aa09bba5c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#8  0x00007f3aa8cad03b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#9  0x00007f3aa8c5ad5a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007f3aa8a907bc in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#11 0x00007f3aa9831505 in  () at /usr/lib64/libQt5DBus.so.5
#12 0x00007f3aa8a95139 in  () at /usr/lib64/libQt5Core.so.5
#13 0x00007f3aa71da684 in start_thread () at /lib64/libpthread.so.0
#14 0x00007f3aa7e8eefd in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f3a98fef700 (LWP 20581)):
#0  0x00007f3aa7e8330d in poll () at /lib64/libc.so.6
#1  0x00007f3aae272102 in  () at /usr/lib64/libxcb.so.1
#2  0x00007f3aae273c8f in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007f3a9c21c9e9 in  () at /usr/lib64/qt5/plugins/platforms/../../../libQt5XcbQpa.so.5
#4  0x00007f3aa8a95139 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f3aa71da684 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f3aa7e8eefd in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f3ab02317c0 (LWP 20565)):
[KCrash Handler]
#6  0x00007f3aafc689e4 in PlasmaQuick::ContainmentView::containment() const () at /usr/lib64/libKF5PlasmaQuick.so.5
#7  0x000000000043d9d5 in  ()
#8  0x000000000043d942 in  ()
#9  0x00007f39e14d974e in  () at /usr/lib64/qt5/plugins/plasma/applets/plasma_applet_notifications.so
#10 0x00007f3aa8c85c46 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#11 0x00007f3a919765a0 in  () at /usr/lib64/qt5/plugins/kf5/org.kde.kwindowsystem.platforms/KF5WindowSystemX11Plugin.so
#12 0x00007f3aa8c59f4f in QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*) () at /usr/lib64/libQt5Core.so.5
#13 0x00007f3a9c220554 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*) () at /usr/lib64/qt5/plugins/platforms/../../../libQt5XcbQpa.so.5
#14 0x00007f3a9c2211b0 in QXcbConnection::processXcbEvents() () at /usr/lib64/qt5/plugins/platforms/../../../libQt5XcbQpa.so.5
#15 0x00007f3aa8c86721 in QObject::event(QEvent*) () at /usr/lib64/libQt5Core.so.5
#16 0x00007f3aa9e30e2c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#17 0x00007f3aa9e38246 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#18 0x00007f3aa8c5c7e8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#19 0x00007f3aa8c5eddb in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib64/libQt5Core.so.5
#20 0x00007f3aa8cacc13 in  () at /usr/lib64/libQt5Core.so.5
#21 0x00007f3aa09bb787 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#22 0x00007f3aa09bb9b8 in  () at /usr/lib64/libglib-2.0.so.0
#23 0x00007f3aa09bba5c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#24 0x00007f3aa8cad01f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#25 0x00007f3aa8c5ad5a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#26 0x00007f3aa8c62d8d in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#27 0x000000000041ea50 in  ()
#28 0x00007f3aa7da87d0 in __libc_start_main () at /lib64/libc.so.6
#29 0x000000000041ec79 in _start ()

Reported using DrKonqi

Comment 1 Christoph Feck 2016-11-15 09:00:04 UTC


*** This bug has been marked as a duplicate of bug 371991 ***