https://bugs.kde.org/show_bug.cgi?id=374574

            Bug ID: 374574
           Summary: Plasma crash
           Product: plasmashell
           Version: 5.5.5
          Platform: openSUSE RPMs
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: k...@davidedmundson.co.uk
          Reporter: xiangyu.c...@aol.com
                CC: bhus...@gmail.com, plasma-b...@kde.org
  Target Milestone: 1.0

Application: plasmashell (5.5.5)

Qt Version: 5.5.1
Operating System: Linux 4.1.36-41-default x86_64
Distribution: "openSUSE Leap 42.1 (x86_64)"

-- Information about the crash:
OS: opensuse 42.1.20161207
Description:
When I check the device information, the plasma crash.
Attached the core dump, wish it was helpful.

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 0x7fee5a0a07c0 (LWP 2020))]

Thread 7 (Thread 0x7fed947dd700 (LWP 2103)):
#0  0x00007fee4fc791c0 in  () at /usr/lib64/libglib-2.0.so.0
#1  0x00007fee4fc7b44b in g_main_context_prepare () at
/usr/lib64/libglib-2.0.so.0
#2  0x00007fee4fc7bd80 in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007fee4fc7bf7c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#4  0x00007fee53ecbd8b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#5  0x00007fee53e72d53 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#6  0x00007fee53c9461a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007fed95e29cf7 in KCupsConnection::run() () at
/usr/lib64/libkcupslib.so
#8  0x00007fee53c9932f in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007fee52da80a4 in start_thread () at /lib64/libpthread.so.0
#10 0x00007fee535a702d in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7fed9ffff700 (LWP 2100)):
#0  0x00007fee5359accd in read () at /lib64/libc.so.6
#1  0x00007fee4fcbcb60 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fee4fc7b999 in g_main_context_check () at
/usr/lib64/libglib-2.0.so.0
#3  0x00007fee4fc7bdf8 in  () at /usr/lib64/libglib-2.0.so.0
#4  0x00007fee4fc7bf7c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#5  0x00007fee53ecbd8b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#6  0x00007fee53e72d53 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#7  0x00007fee53c9461a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#8  0x00007fee57b44282 in  () at /usr/lib64/libQt5Quick.so.5
#9  0x00007fee53c9932f in  () at /usr/lib64/libQt5Core.so.5
#10 0x00007fee52da80a4 in start_thread () at /lib64/libpthread.so.0
#11 0x00007fee535a702d in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7fee27fff700 (LWP 2070)):
#0  0x00007fee52dac03f in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007fee5977786b in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007fee59777899 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007fee52da80a4 in start_thread () at /lib64/libpthread.so.0
#4  0x00007fee535a702d in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7fee2df6f700 (LWP 2064)):
#0  0x00007fee4fc7b458 in g_main_context_prepare () at
/usr/lib64/libglib-2.0.so.0
#1  0x00007fee4fc7bd80 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fee4fc7bf7c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#3  0x00007fee53ecbd8b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#4  0x00007fee53e72d53 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#5  0x00007fee53c9461a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007fee56fa8e18 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007fee53c9932f in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007fee52da80a4 in start_thread () at /lib64/libpthread.so.0
#9  0x00007fee535a702d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7fee2f6f1700 (LWP 2045)):
#0  0x00007fee4fcbd8c1 in g_private_get () at /usr/lib64/libglib-2.0.so.0
#1  0x00007fee4fca1400 in g_thread_self () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fee4fc7bf6d in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#3  0x00007fee53ecbd8b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#4  0x00007fee53e72d53 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#5  0x00007fee53c9461a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007fee56fa8e18 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007fee53c9932f in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007fee52da80a4 in start_thread () at /lib64/libpthread.so.0
#9  0x00007fee535a702d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7fee40c22700 (LWP 2044)):
#0  0x00007fee5359ebfd in poll () at /lib64/libc.so.6
#1  0x00007fee4fc7be64 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fee4fc7bf7c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#3  0x00007fee53ecbd8b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#4  0x00007fee53e72d53 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#5  0x00007fee53c9461a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007fee56fa8e18 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007fee53c9932f in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007fee52da80a4 in start_thread () at /lib64/libpthread.so.0
#9  0x00007fee535a702d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7fee5a0a07c0 (LWP 2020)):
[KCrash Handler]
#6  0x00007fee56f32fe4 in QQmlContext::isValid() const () at
/usr/lib64/libQt5Qml.so.5
#7  0x00007fee56f24921 in QQmlExpression::QQmlExpression(QQmlScriptString
const&, QQmlContext*, QObject*, QObject*) () at /usr/lib64/libQt5Qml.so.5
#8  0x00007fee57b202b4 in  () at /usr/lib64/libQt5Quick.so.5
#9  0x00007fee56fdd32f in
QAbstractAnimationJob::setState(QAbstractAnimationJob::State) () at
/usr/lib64/libQt5Qml.so.5
#10 0x00007fee56fdead7 in
QSequentialAnimationGroupJob::activateCurrentAnimation(bool) () at
/usr/lib64/libQt5Qml.so.5
#11 0x00007fee56fdebbc in
QSequentialAnimationGroupJob::uncontrolledAnimationFinished(QAbstractAnimationJob*)
() at /usr/lib64/libQt5Qml.so.5
#12 0x00007fee56fdc8ad in QAbstractAnimationJob::finished() () at
/usr/lib64/libQt5Qml.so.5
#13 0x00007fee56fdd535 in
QAbstractAnimationJob::setState(QAbstractAnimationJob::State) () at
/usr/lib64/libQt5Qml.so.5
#14 0x00007fee57b63ef9 in QQuickAnimatorProxyJob::setWindow(QQuickWindow*) ()
at /usr/lib64/libQt5Quick.so.5
#15 0x00007fee53ea4cc6 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#16 0x00007fee57bc9032 in QQuickItem::windowChanged(QQuickWindow*) () at
/usr/lib64/libQt5Quick.so.5
#17 0x00007fee57bd53cf in QQuickItemPrivate::derefWindow() () at
/usr/lib64/libQt5Quick.so.5
#18 0x00007fee57bd6634 in QQuickItem::setParentItem(QQuickItem*) () at
/usr/lib64/libQt5Quick.so.5
#19 0x00007fee57bd6ad6 in QQuickItem::~QQuickItem() () at
/usr/lib64/libQt5Quick.so.5
#20 0x00007fee57bf1a96 in  () at /usr/lib64/libQt5Quick.so.5
#21 0x00007fee53ea5b18 in QObject::event(QEvent*) () at
/usr/lib64/libQt5Core.so.5
#22 0x00007fee57bd3cbb in QQuickItem::event(QEvent*) () at
/usr/lib64/libQt5Quick.so.5
#23 0x00007fee551efe7c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib64/libQt5Widgets.so.5
#24 0x00007fee551f4cc8 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#25 0x00007fee53e74e95 in QCoreApplication::notifyInternal(QObject*, QEvent*)
() at /usr/lib64/libQt5Core.so.5
#26 0x00007fee53e77057 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /usr/lib64/libQt5Core.so.5
#27 0x00007fee53ecc8f3 in  () at /usr/lib64/libQt5Core.so.5
#28 0x00007fee4fc7bc84 in g_main_context_dispatch () at
/usr/lib64/libglib-2.0.so.0
#29 0x00007fee4fc7bed8 in  () at /usr/lib64/libglib-2.0.so.0
#30 0x00007fee4fc7bf7c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#31 0x00007fee53ecbd6c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#32 0x00007fee53e72d53 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#33 0x00007fee53e7a8f6 in QCoreApplication::exec() () at
/usr/lib64/libQt5Core.so.5
#34 0x0000000000436b3d in main ()

Reported using DrKonqi

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