https://bugs.kde.org/show_bug.cgi?id=374927
Bug ID: 374927
Summary: Disappearance of the taskbar and graphics components
Product: plasmashell
Version: 5.8.3
Platform: Compiled Sources
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: k...@davidedmundson.co.uk
Reporter: laurentmark...@gmail.com
CC: bhus...@gmail.com, plasma-b...@kde.org
Target Milestone: 1.0
Application: plasmashell (5.8.3)
(Compiled from sources)
Qt Version: 5.6.1
Frameworks Version: 5.26.0
Operating System: Linux 4.4.36-8-default x86_64
Distribution: "openSUSE Leap 42.2"
-- Information about the crash:
- What I was doing when the application crashed:
I moved the mouse on the launcher application, unrolled the "development" menu
then a "development" sub-menu and place the mouse on one of the sub-menu items,
and then I move the mouse on the menu " Recent Applications ". That's when
"KDE" crashed.
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 0x7f84bf2e9900 (LWP 2392))]
Thread 8 (Thread 0x7f84062bd700 (LWP 2666)):
#0 0x00007f84b51257d4 in g_mutex_unlock () at /usr/lib64/libglib-2.0.so.0
#1 0x00007f84b50e3950 in g_main_context_prepare () at
/usr/lib64/libglib-2.0.so.0
#2 0x00007f84b50e4230 in () at /usr/lib64/libglib-2.0.so.0
#3 0x00007f84b50e442c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#4 0x00007f84b932332b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#5 0x00007f84b92d0fdb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#6 0x00007f84b910bf1a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7 0x00007f84076e58f7 in KCupsConnection::run() () at
/usr/lib64/libkcupslib.so
#8 0x00007f84b91109e9 in () at /usr/lib64/libQt5Core.so.5
#9 0x00007f84b8225734 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f84b8a24d3d in clone () at /lib64/libc.so.6
Thread 7 (Thread 0x7f84165bf700 (LWP 2551)):
#0 0x00007f84b50e16c0 in () at /usr/lib64/libglib-2.0.so.0
#1 0x00007f84b50e38fb in g_main_context_prepare () at
/usr/lib64/libglib-2.0.so.0
#2 0x00007f84b50e4230 in () at /usr/lib64/libglib-2.0.so.0
#3 0x00007f84b50e442c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#4 0x00007f84b932332b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#5 0x00007f84b92d0fdb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#6 0x00007f84b910bf1a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7 0x00007f84bcf9a632 in () at /usr/lib64/libQt5Quick.so.5
#8 0x00007f84b91109e9 in () at /usr/lib64/libQt5Core.so.5
#9 0x00007f84b8225734 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f84b8a24d3d in clone () at /lib64/libc.so.6
Thread 6 (Thread 0x7f84a19e4700 (LWP 2529)):
#0 0x00007f84b822a0af in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1 0x00007f84be9d393b in () at /usr/lib64/libQt5Script.so.5
#2 0x00007f84be9d3969 in () at /usr/lib64/libQt5Script.so.5
#3 0x00007f84b8225734 in start_thread () at /lib64/libpthread.so.0
#4 0x00007f84b8a24d3d in clone () at /lib64/libc.so.6
Thread 5 (Thread 0x7f84a3731700 (LWP 2482)):
#0 0x00007f84b8a1851d in read () at /lib64/libc.so.6
#1 0x00007f84b5124670 in () at /usr/lib64/libglib-2.0.so.0
#2 0x00007f84b50e3e49 in g_main_context_check () at
/usr/lib64/libglib-2.0.so.0
#3 0x00007f84b50e42a8 in () at /usr/lib64/libglib-2.0.so.0
#4 0x00007f84b50e442c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#5 0x00007f84b932332b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#6 0x00007f84b92d0fdb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#7 0x00007f84b910bf1a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#8 0x00007f84bc4179b8 in () at /usr/lib64/libQt5Qml.so.5
#9 0x00007f84b91109e9 in () at /usr/lib64/libQt5Core.so.5
#10 0x00007f84b8225734 in start_thread () at /lib64/libpthread.so.0
#11 0x00007f84b8a24d3d in clone () at /lib64/libc.so.6
Thread 4 (Thread 0x7f84a51b2700 (LWP 2478)):
#0 0x00007f84b51257b9 in g_mutex_lock () at /usr/lib64/libglib-2.0.so.0
#1 0x00007f84b50e3390 in g_main_context_acquire () at
/usr/lib64/libglib-2.0.so.0
#2 0x00007f84b50e41d5 in () at /usr/lib64/libglib-2.0.so.0
#3 0x00007f84b50e442c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#4 0x00007f84b932332b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#5 0x00007f84b92d0fdb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#6 0x00007f84b910bf1a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7 0x00007f84bc4179b8 in () at /usr/lib64/libQt5Qml.so.5
#8 0x00007f84b91109e9 in () at /usr/lib64/libQt5Core.so.5
#9 0x00007f84b8225734 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f84b8a24d3d in clone () at /lib64/libc.so.6
Thread 3 (Thread 0x7f84a6bf9700 (LWP 2444)):
#0 0x00007f84b50e3370 in g_main_context_acquire () at
/usr/lib64/libglib-2.0.so.0
#1 0x00007f84b50e41d5 in () at /usr/lib64/libglib-2.0.so.0
#2 0x00007f84b50e442c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#3 0x00007f84b932332b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#4 0x00007f84b92d0fdb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#5 0x00007f84b910bf1a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6 0x00007f84b9e8c1d5 in () at /usr/lib64/libQt5DBus.so.5
#7 0x00007f84b91109e9 in () at /usr/lib64/libQt5Core.so.5
#8 0x00007f84b8225734 in start_thread () at /lib64/libpthread.so.0
#9 0x00007f84b8a24d3d in clone () at /lib64/libc.so.6
Thread 2 (Thread 0x7f84a87ff700 (LWP 2435)):
#0 0x00007f84b8a1c49d in poll () at /lib64/libc.so.6
#1 0x00007f84bd94e3e2 in () at /usr/lib64/libxcb.so.1
#2 0x00007f84bd94ffcf in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3 0x00007f84aab55839 in () at /usr/lib64/libQt5XcbQpa.so.5
#4 0x00007f84b91109e9 in () at /usr/lib64/libQt5Core.so.5
#5 0x00007f84b8225734 in start_thread () at /lib64/libpthread.so.0
#6 0x00007f84b8a24d3d in clone () at /lib64/libc.so.6
Thread 1 (Thread 0x7f84bf2e9900 (LWP 2392)):
[KCrash Handler]
#6 0x00007f84b92fd735 in QMetaObject::activate(QObject*, int, void**) () at
/usr/lib64/libQt5Core.so.5
#7 0x00007f84bc1f2ad2 in () at /usr/lib64/libQt5Qml.so.5
#8 0x00007f84bc4363f9 in QQmlDelegateModel::_q_itemsChanged(int, int,
QVector<int> const&) () at /usr/lib64/libQt5Qml.so.5
#9 0x00007f84bc45d6c4 in () at /usr/lib64/libQt5Qml.so.5
#10 0x00007f84bc45e0cb in QQmlDelegateModel::qt_metacall(QMetaObject::Call,
int, void**) () at /usr/lib64/libQt5Qml.so.5
#11 0x00007f84b92fd139 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#12 0x00007f84b937304c in QAbstractItemModel::dataChanged(QModelIndex const&,
QModelIndex const&, QVector<int> const&) () at /usr/lib64/libQt5Core.so.5
#13 0x00007f8415b30144 in () at
/usr/lib64/qt5/qml/org/kde/plasma/private/kicker/libkickerplugin.so
#14 0x00007f8415b4a6ff in () at
/usr/lib64/qt5/qml/org/kde/plasma/private/kicker/libkickerplugin.so
#15 0x00007f8415b4b0f3 in () at
/usr/lib64/qt5/qml/org/kde/plasma/private/kicker/libkickerplugin.so
#16 0x00007f84bc386020 in QQmlVMEMetaObject::metaCall(QObject*,
QMetaObject::Call, int, void**) () at /usr/lib64/libQt5Qml.so.5
#17 0x00007f84bc399b16 in QQmlPropertyPrivate::write(QObject*, QQmlPropertyData
const&, QVariant const&, QQmlContextData*,
QFlags<QQmlPropertyPrivate::WriteFlag>) () at /usr/lib64/libQt5Qml.so.5
#18 0x00007f84bc361216 in
QV4::QObjectWrapper::setProperty(QV4::ExecutionEngine*, QObject*,
QQmlPropertyData*, QV4::Value const&) () at /usr/lib64/libQt5Qml.so.5
#19 0x00007f84bc36182f in
QV4::QObjectWrapper::setQmlProperty(QV4::ExecutionEngine*, QQmlContextData*,
QObject*, QV4::String*, QV4::QObjectWrapper::RevisionMode, QV4::Value const&)
() at /usr/lib64/libQt5Qml.so.5
#20 0x00007f84bc36194d in QV4::QObjectWrapper::put(QV4::Managed*, QV4::String*,
QV4::Value const&) () at /usr/lib64/libQt5Qml.so.5
#21 0x00007f84bc3721f6 in QV4::Runtime::setProperty(QV4::ExecutionEngine*,
QV4::Value const&, int, QV4::Value const&) () at /usr/lib64/libQt5Qml.so.5
#22 0x00007f8415aee441 in ()
#23 0x0000000000000000 in ()
Reported using DrKonqi
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