Bug 358138

Summary: Plasma shell crashes when trying to delete a desktop icon
Product: [Plasma] plasmashell Reporter: Heinrich <heinrich>
Component: Desktop icons & Folder View widgetAssignee: Eike Hein <hein>
Status: RESOLVED WORKSFORME    
Severity: crash CC: bshah, nate, plasma-bugs-null
Priority: NOR Keywords: drkonqi
Version First Reported In: 5.4.3   
Target Milestone: 1.0   
Platform: openSUSE   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Heinrich 2016-01-17 18:52:59 UTC 
Application: plasmashell (5.4.3)

Qt Version: 5.5.1
Operating System: Linux 4.1.13-5-default x86_64
Distribution: "openSUSE Leap 42.1 (x86_64)"

-- Information about the crash:
select desktop icon with right mouseklick ->  select "move to trash" from context menu -> crash
Plasma shell is terminated (error message shown) and restarts after I agree to terminate it automatically . I can then repeat these steps (tried three times).

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc99d505800 (LWP 5067))]

Thread 12 (Thread 0x7fc985528700 (LWP 5069)):
#0  0x00007fc996a55c1d in poll () at /lib64/libc.so.6
#1  0x00007fc99b981422 in  () at /usr/lib64/libxcb.so.1
#2  0x00007fc99b98300f in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007fc987cab3c9 in  () at /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007fc99714d32f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007fc99625f0a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007fc996a5e04d in clone () at /lib64/libc.so.6

Thread 11 (Thread 0x7fc97e42e700 (LWP 5071)):
#0  0x00007fc993179cf5 in g_mutex_lock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007fc993137e16 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fc993137f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007fc99737fd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007fc997326d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fc99714861a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007fc99a433df8 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007fc99714d32f in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007fc99625f0a4 in start_thread () at /lib64/libpthread.so.0
#9  0x00007fc996a5e04d in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7fc97246d700 (LWP 5086)):
#0  0x00007fc997145cc5 in QMutex::unlock() () at /usr/lib64/libQt5Core.so.5
#1  0x00007fc997380895 in  () at /usr/lib64/libQt5Core.so.5
#2  0x00007fc9931378f1 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#3  0x00007fc993137df8 in  () at /usr/lib64/libglib-2.0.so.0
#4  0x00007fc993137f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#5  0x00007fc99737fd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007fc997326d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#7  0x00007fc99714861a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#8  0x00007fc99a433df8 in  () at /usr/lib64/libQt5Qml.so.5
#9  0x00007fc99714d32f in  () at /usr/lib64/libQt5Core.so.5
#10 0x00007fc99625f0a4 in start_thread () at /lib64/libpthread.so.0
#11 0x00007fc996a5e04d in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7fc970935700 (LWP 5089)):
#0  0x00007fc9931374a0 in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#1  0x00007fc993137d80 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fc993137f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007fc99737fd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007fc997326d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fc99714861a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007fc99a433df8 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007fc99714d32f in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007fc99625f0a4 in start_thread () at /lib64/libpthread.so.0
#9  0x00007fc996a5e04d in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7fc96af84700 (LWP 5090)):
#0  0x00007fc99626305f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fc99cbe886b in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007fc99cbe8899 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007fc99625f0a4 in start_thread () at /lib64/libpthread.so.0
#4  0x00007fc996a5e04d in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7fc8e3927700 (LWP 5095)):
#0  0x00007fff9f7a2b26 in clock_gettime ()
#1  0x00007fc996a6ac9d in clock_gettime () at /lib64/libc.so.6
#2  0x00007fc9971fe7d6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007fc99737e3b9 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007fc99737e945 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fc99737fb5e in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007fc9931374ad in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#7  0x00007fc993137d80 in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007fc993137f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#9  0x00007fc99737fd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007fc997326d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#11 0x00007fc99714861a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007fc99afc8282 in  () at /usr/lib64/libQt5Quick.so.5
#13 0x00007fc99714d32f in  () at /usr/lib64/libQt5Core.so.5
#14 0x00007fc99625f0a4 in start_thread () at /lib64/libpthread.so.0
#15 0x00007fc996a5e04d in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7fc8e285b700 (LWP 5096)):
#0  0x00007fc99626305f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fc99714e34b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007fc99b03b25b in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007fc99b03b6f3 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007fc99714d32f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007fc99625f0a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007fc996a5e04d in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7fc8dbfff700 (LWP 5100)):
#0  0x00007fff9f7a2b26 in clock_gettime ()
#1  0x00007fc996a6ac9d in clock_gettime () at /lib64/libc.so.6
#2  0x00007fc9971fe7d6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007fc99737e3b9 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007fc997380810 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007fc9931378f1 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#6  0x00007fc993137df8 in  () at /usr/lib64/libglib-2.0.so.0
#7  0x00007fc993137f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#8  0x00007fc99737fd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#9  0x00007fc997326d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007fc99714861a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#11 0x00007fc8cd92fcf7 in KCupsConnection::run() () at /usr/lib64/libkcupslib.so
#12 0x00007fc99714d32f in  () at /usr/lib64/libQt5Core.so.5
#13 0x00007fc99625f0a4 in start_thread () at /lib64/libpthread.so.0
#14 0x00007fc996a5e04d in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7fc8c707c700 (LWP 5102)):
#0  0x00007fc99626305f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fc99714e34b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007fc99b03b25b in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007fc99b03b6f3 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007fc99714d32f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007fc99625f0a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007fc996a5e04d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7fc8cf534700 (LWP 5104)):
#0  0x00007fc996263408 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fc99714e298 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007fc99714a4e6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007fc99714d32f in  () at /usr/lib64/libQt5Core.so.5
#4  0x00007fc99625f0a4 in start_thread () at /lib64/libpthread.so.0
#5  0x00007fc996a5e04d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7fc8c4d90700 (LWP 5106)):
[KCrash Handler]
#6  0x00007fc997145c1e in QMutex::lock() () at /usr/lib64/libQt5Core.so.5
#7  0x00007fc99714c568 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007fc99714d351 in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007fc99625f0a4 in start_thread () at /lib64/libpthread.so.0
#10 0x00007fc996a5e04d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7fc99d505800 (LWP 5067)):
#0  0x00007fc996a55c1d in poll () at /lib64/libc.so.6
#1  0x00007fc993137e64 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fc993137f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007fc99737fd6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007fc997326d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fc998817a20 in QMenu::exec(QPoint const&, QAction*) () at /usr/lib64/libQt5Widgets.so.5
#6  0x00007fc9691e75a8 in  () at /usr/lib64/qt5/qml/org/kde/private/desktopcontainment/folder/libfolderplugin.so
#7  0x00007fc96920524a in  () at /usr/lib64/qt5/qml/org/kde/private/desktopcontainment/folder/libfolderplugin.so
#8  0x00007fc969206a8b in  () at /usr/lib64/qt5/qml/org/kde/private/desktopcontainment/folder/libfolderplugin.so
#9  0x00007fc99a3f3ca9 in  () at /usr/lib64/libQt5Qml.so.5
#10 0x00007fc99a377612 in  () at /usr/lib64/libQt5Qml.so.5
#11 0x00007fc99a377e53 in  () at /usr/lib64/libQt5Qml.so.5
#12 0x00007fc99a37892f in QV4::QObjectMethod::callInternal(QV4::CallData*) () at /usr/lib64/libQt5Qml.so.5
#13 0x00007fc99a38d235 in QV4::Runtime::callProperty(QV4::ExecutionEngine*, int, QV4::CallData*) () at /usr/lib64/libQt5Qml.so.5
#14 0x00007fc968333ae8 in  ()
#15 0x0000000000000001 in  ()
#16 0x00007fc997924c90 in QFontEngine::getGlyphBearings(unsigned int, double*, double*) () at /usr/lib64/libQt5Gui.so.5
#17 0x00007fc96b801060 in  ()
#18 0x0000000001120fb0 in  ()
#19 0x00007fc99a32d372 in  () at /usr/lib64/libQt5Qml.so.5
#20 0x00007fc99a41ac53 in  () at /usr/lib64/libQt5Qml.so.5
#21 0x00007fc99a3c3dd6 in QQmlBoundSignalExpression::evaluate(void**) () at /usr/lib64/libQt5Qml.so.5
#22 0x00007fc99a3c425a in  () at /usr/lib64/libQt5Qml.so.5
#23 0x00007fc99a3fd3b7 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /usr/lib64/libQt5Qml.so.5
#24 0x00007fc99a3a4844 in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () at /usr/lib64/libQt5Qml.so.5
#25 0x00007fc997358543 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#26 0x00007fc96869451f in  () at /usr/lib64/qt5/qml/org/kde/kquickcontrolsaddons/libkquickcontrolsaddonsplugin.so
#27 0x00007fc9686888f5 in  () at /usr/lib64/qt5/qml/org/kde/kquickcontrolsaddons/libkquickcontrolsaddonsplugin.so
#28 0x00007fc99b057d2d in QQuickItem::event(QEvent*) () at /usr/lib64/libQt5Quick.so.5
#29 0x00007fc9986a1e7c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#30 0x00007fc9986a6cc8 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#31 0x00007fc997328e95 in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#32 0x00007fc99b06834f in QQuickWindow::sendEvent(QQuickItem*, QEvent*) () at /usr/lib64/libQt5Quick.so.5
#33 0x00007fc99b06860e in QQuickWindowPrivate::deliverInitialMousePressEvent(QQuickItem*, QMouseEvent*) () at /usr/lib64/libQt5Quick.so.5
#34 0x00007fc99b068544 in QQuickWindowPrivate::deliverInitialMousePressEvent(QQuickItem*, QMouseEvent*) () at /usr/lib64/libQt5Quick.so.5
#35 0x00007fc99b068544 in QQuickWindowPrivate::deliverInitialMousePressEvent(QQuickItem*, QMouseEvent*) () at /usr/lib64/libQt5Quick.so.5
#36 0x00007fc99b068544 in QQuickWindowPrivate::deliverInitialMousePressEvent(QQuickItem*, QMouseEvent*) () at /usr/lib64/libQt5Quick.so.5
#37 0x00007fc99b068544 in QQuickWindowPrivate::deliverInitialMousePressEvent(QQuickItem*, QMouseEvent*) () at /usr/lib64/libQt5Quick.so.5
#38 0x00007fc99b068544 in QQuickWindowPrivate::deliverInitialMousePressEvent(QQuickItem*, QMouseEvent*) () at /usr/lib64/libQt5Quick.so.5
#39 0x00007fc99b068544 in QQuickWindowPrivate::deliverInitialMousePressEvent(QQuickItem*, QMouseEvent*) () at /usr/lib64/libQt5Quick.so.5
#40 0x00007fc99b068544 in QQuickWindowPrivate::deliverInitialMousePressEvent(QQuickItem*, QMouseEvent*) () at /usr/lib64/libQt5Quick.so.5
#41 0x00007fc99b068757 in QQuickWindowPrivate::deliverMouseEvent(QMouseEvent*) () at /usr/lib64/libQt5Quick.so.5
#42 0x00007fc99b068942 in QQuickWindow::mousePressEvent(QMouseEvent*) () at /usr/lib64/libQt5Quick.so.5
#43 0x00007fc997882c21 in QWindow::event(QEvent*) () at /usr/lib64/libQt5Gui.so.5
#44 0x00007fc99b070161 in QQuickWindow::event(QEvent*) () at /usr/lib64/libQt5Quick.so.5
#45 0x00000000004408e6 in DesktopView::event(QEvent*) ()
#46 0x00007fc9986a1e7c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#47 0x00007fc9986a6cc8 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#48 0x00007fc997328e95 in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#49 0x00007fc99787a804 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () at /usr/lib64/libQt5Gui.so.5
#50 0x00007fc99787c015 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /usr/lib64/libQt5Gui.so.5
#51 0x00007fc997861118 in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Gui.so.5
#52 0x00007fc987cd6200 in  () at /usr/lib64/libQt5XcbQpa.so.5
#53 0x00007fc993137c84 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#54 0x00007fc993137ed8 in  () at /usr/lib64/libglib-2.0.so.0
#55 0x00007fc993137f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#56 0x00007fc99737fd6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#57 0x00007fc997326d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#58 0x00007fc99732e8f6 in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#59 0x000000000043467b in main ()

Reported using DrKonqi
Comment 1 David Edmundson 2016-01-17 19:11:16 UTC 
#5 0x00007fc998817a20 in QMenu::exec(QPoint const&, QAction*) () at /usr/lib64/libQt5Widgets.so.5 
#6 0x00007fc9691e75a8 in () at /usr/lib64/qt5/qml/org/kde/private/desktopcontainment/folder/libfolderplugin.so

Seems to be our common exec problem.
Comment 2 Nate Graham 2020-01-23 19:18:07 UTC 
Cannot reproduce. David, is this something you're aware of being still a problem?
Comment 3 Bug Janitor Service 2020-02-07 04:33:14 UTC 
Dear Bug Submitter,

This bug has been in NEEDSINFO status with no change for at least
15 days. Please provide the requested information as soon as
possible and set the bug status as REPORTED. Due to regular bug
tracker maintenance, if the bug is still in NEEDSINFO status with
no change in 30 days the bug will be closed as RESOLVED > WORKSFORME
due to lack of needed information.

For more information about our bug triaging procedures please read the
wiki located here:
https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

If you have already provided the requested information, please
mark the bug as REPORTED so that the KDE team knows that the bug is
ready to be confirmed.

Thank you for helping us make KDE software even better for everyone!
Comment 4 Bug Janitor Service 2020-02-22 04:33:16 UTC 
This bug has been in NEEDSINFO status with no change for at least
30 days. The bug is now closed as RESOLVED > WORKSFORME
due to lack of needed information.

For more information about our bug triaging procedures please read the
wiki located here:
https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

Thank you for helping us make KDE software even better for everyone!