Bug 356732

Summary:	UnSelect and select again miscelaneous items in system tray
Product:	[Plasma] plasmashell	Reporter:	Paulo Fidalgo <paulo.fidalgo.pt>
Component:	general	Assignee:	David Edmundson <kde>
Status:	RESOLVED WORKSFORME
Severity:	crash	CC:	bshah, plasma-bugs-null
Priority:	NOR	Keywords:	drkonqi
Version First Reported In:	5.5.0
Target Milestone:	1.0
Platform:	Fedora RPMs
OS:	Linux
Latest Commit:		Version Fixed/Implemented In:
Sentry Crash Report:

Description Paulo Fidalgo 2015-12-15 11:53:21 UTC

Application: plasmashell (5.5.0)

Qt Version: 5.5.1
Operating System: Linux 4.2.6-301.fc23.x86_64 x86_64
Distribution: "Fedora release 23 (Twenty Three)"

-- Information about the crash:
- What I was doing when the application crashed:
Since I had one empty space I opened the System Tray Settings and deselected the Miscelaneous categories and issue Apply, after select and issue Apply again  I had the crash.

-- Backtrace:
Application: Plasma (plasmashell), signal: Illegal instruction
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fa83da7c940 (LWP 2734))]

Thread 11 (Thread 0x7fa81d775700 (LWP 2737)):
#0  0x00007fa83547effd in poll () at /lib64/libc.so.6
#1  0x00007fa83b919272 in _xcb_conn_wait () at /lib64/libxcb.so.1
#2  0x00007fa83b91aee7 in xcb_wait_for_event () at /lib64/libxcb.so.1
#3  0x00007fa81f6f9da9 in QXcbEventReader::run() () at /lib64/libQt5XcbQpa.so.5
#4  0x00007fa8360873ce in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#5  0x00007fa83412660a in start_thread () at /lib64/libpthread.so.0
#6  0x00007fa83548aa9d in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7fa816b35700 (LWP 2756)):
#0  0x00007fa8305e8734 in g_mutex_unlock () at /lib64/libglib-2.0.so.0
#1  0x00007fa8305a39e9 in g_main_context_query () at /lib64/libglib-2.0.so.0
#2  0x00007fa8305a40e7 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#3  0x00007fa8305a427c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#4  0x00007fa8362bef0b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fa836265f0a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x00007fa836082424 in QThread::exec() () at /lib64/libQt5Core.so.5
#7  0x00007fa83a3a5b45 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#8  0x00007fa8360873ce in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#9  0x00007fa83412660a in start_thread () at /lib64/libpthread.so.0
#10 0x00007fa83548aa9d in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7fa80df52700 (LWP 2757)):
#0  0x00007fa8354985af in __libc_enable_asynccancel () at /lib64/libc.so.6
#1  0x00007fa83547eff2 in poll () at /lib64/libc.so.6
#2  0x00007fa8305a416c in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#3  0x00007fa8305a427c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#4  0x00007fa8362bef0b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fa836265f0a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x00007fa836082424 in QThread::exec() () at /lib64/libQt5Core.so.5
#7  0x00007fa83a3a5b45 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#8  0x00007fa8360873ce in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#9  0x00007fa83412660a in start_thread () at /lib64/libpthread.so.0
#10 0x00007fa83548aa9d in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7fa807fff700 (LWP 2758)):
#0  0x00007fa83547effd in poll () at /lib64/libc.so.6
#1  0x00007fa8305a416c in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007fa8305a427c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007fa8362bef0b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007fa836265f0a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fa836082424 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007fa83a3a5b45 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#7  0x00007fa8360873ce in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007fa83412660a in start_thread () at /lib64/libpthread.so.0
#9  0x00007fa83548aa9d in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7fa806bd5700 (LWP 2759)):
#0  0x00007fa83412bb10 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fa83d209514 in QTWTF::TCMalloc_PageHeap::scavengerThread() () at /lib64/libQt5Script.so.5
#2  0x00007fa83d209559 in  () at /lib64/libQt5Script.so.5
#3  0x00007fa83412660a in start_thread () at /lib64/libpthread.so.0
#4  0x00007fa83548aa9d in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7fa77fdf6700 (LWP 2760)):
#0  0x00007fa83547effd in poll () at /lib64/libc.so.6
#1  0x00007fa8305a416c in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007fa8305a427c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007fa8362bef0b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007fa836265f0a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fa836082424 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007fa80471d9f5 in QQuickXmlQueryEngine::run() () at /usr/lib64/qt5/qml/QtQuick/XmlListModel/libqmlxmllistmodelplugin.so
#7  0x00007fa8360873ce in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007fa83412660a in start_thread () at /lib64/libpthread.so.0
#9  0x00007fa83548aa9d in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7fa77f3ec700 (LWP 2761)):
#0  0x00007fa83547abdd in read () at /lib64/libc.so.6
#1  0x00007fa8305e7390 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#2  0x00007fa8305a3c64 in g_main_context_check () at /lib64/libglib-2.0.so.0
#3  0x00007fa8305a4110 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#4  0x00007fa8305a427c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#5  0x00007fa8362bef0b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x00007fa836265f0a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#7  0x00007fa836082424 in QThread::exec() () at /lib64/libQt5Core.so.5
#8  0x00007fa8360873ce in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#9  0x00007fa83412660a in start_thread () at /lib64/libpthread.so.0
#10 0x00007fa83548aa9d in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7fa77cb6d700 (LWP 2763)):
#0  0x00007fa8305a395a in g_main_context_query () at /lib64/libglib-2.0.so.0
#1  0x00007fa8305a40e7 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007fa8305a427c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007fa8362bef0b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007fa836265f0a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fa836082424 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007fa83af4f8d6 in QQuickPixmapReader::run() () at /lib64/libQt5Quick.so.5
#7  0x00007fa8360873ce in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007fa83412660a in start_thread () at /lib64/libpthread.so.0
#9  0x00007fa83548aa9d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7fa7637c1700 (LWP 2770)):
#0  0x00007fa83547effd in poll () at /lib64/libc.so.6
#1  0x00007fa8305a416c in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007fa8305a427c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007fa8362bef0b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007fa836265f0a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fa836082424 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007fa7653f93c7 in KCupsConnection::run() () at /lib64/libkcupslib.so
#7  0x00007fa8360873ce in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007fa83412660a in start_thread () at /lib64/libpthread.so.0
#9  0x00007fa83548aa9d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7fa74a97b700 (LWP 6259)):
#0  0x00007fa83547effd in poll () at /lib64/libc.so.6
#1  0x00007fa8305a416c in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007fa8305a427c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007fa8362bef0b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007fa836265f0a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fa836082424 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007fa83a3a5b45 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#7  0x00007fa8360873ce in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007fa83412660a in start_thread () at /lib64/libpthread.so.0
#9  0x00007fa83548aa9d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7fa83da7c940 (LWP 2734)):
[KCrash Handler]
#5  0x00007fa83a447a20 in  () at /lib64/libQt5Qml.so.5
#6  0x00007fa8362703d9 in QMetaObject::cast(QObject*) const () at /lib64/libQt5Core.so.5
#7  0x00007fa83a36263f in QQmlPropertyCache::resolve(QQmlPropertyData*) const () at /lib64/libQt5Qml.so.5
#8  0x00007fa83a3626a4 in QQmlPropertyCache::ensureResolved(QQmlPropertyData*) const () at /lib64/libQt5Qml.so.5
#9  0x00007fa83a3628ce in QQmlPropertyCache::findProperty(QStringHash<QPair<int, QQmlPropertyData*> >::ConstIterator, QQmlVMEMetaObject const*, QQmlContextData*) const () at /lib64/libQt5Qml.so.5
#10 0x00007fa83a2df81d in QV4::QObjectWrapper::findProperty(QV4::ExecutionEngine*, QQmlContextData*, QV4::String*, QV4::QObjectWrapper::RevisionMode, QQmlPropertyData*) const () at /lib64/libQt5Qml.so.5
#11 0x00007fa83a2e64ea in QV4::QObjectWrapper::getQmlProperty(QQmlContextData*, QV4::String*, QV4::QObjectWrapper::RevisionMode, bool*, bool) () at /lib64/libQt5Qml.so.5
#12 0x00007fa83a2f810e in QV4::Runtime::getProperty(QV4::ExecutionEngine*, QV4::Value const&, int) () at /lib64/libQt5Qml.so.5
#13 0x00007fa76b9f8117 in  ()
#14 0x0000000000000000 in  ()

Reported using DrKonqi

Comment 1 Paulo Fidalgo 2015-12-15 12:09:10 UTC

The missing icon in the empty space was the Audio Volume. Although after removing the panel and creating a new default one I don't have this crash anymore.
Could be related with old configurations, if is the case is likely to have more reports like this.