Bug 379032

Summary: Plasma still (despite of 346118 is closed) crashes on Connection to WiFi
Product: [Plasma] plasmashell Reporter: Vadim A. Misbakh-Soloviov (mva) <kde>
Component: generalAssignee: David Edmundson <kde>
Status: RESOLVED DUPLICATE    
Severity: crash CC: bshah, plasma-bugs-null
Priority: NOR Keywords: drkonqi
Version First Reported In: 5.9.4   
Target Milestone: 1.0   
Platform: Compiled Sources   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Vadim A. Misbakh-Soloviov (mva) 2017-04-21 09:49:25 UTC 
Application: plasmashell (5.9.4)
 (Compiled from sources)
Qt Version: 5.7.1
Frameworks Version: 5.33.0
Operating System: Linux 4.10.6 x86_64
Distribution: "Gentoo GNU/Linux"

-- Information about the crash:
- What I was doing when the application crashed:

Just connected to wifi and pressed on "status" in networkmanagement plasmoid

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 0x7fee30f2f440 (LWP 1164))]

Thread 9 (Thread 0x7fed761e7700 (LWP 1726)):
#0  0x00007fee3f7ff29d in poll () from /lib64/libc.so.6
#1  0x00007fee3af1f82c in g_main_context_iterate.isra () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fee3af1f93c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fee400bf24b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007fee4007161a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007fee3fed9c84 in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007fed77dc6a37 in KCupsConnection::run() () from /usr/lib64/libkcupslib.so
#7  0x00007fee3fedde5c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5
#8  0x00007fee3edc33da in start_thread () from /lib64/libpthread.so.0
#9  0x00007fee3f80864f in clone () from /lib64/libc.so.6

Thread 8 (Thread 0x7fed7deed700 (LWP 1681)):
#0  0x00007fee3f7ff29d in poll () from /lib64/libc.so.6
#1  0x00007fee3af1f82c in g_main_context_iterate.isra () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fee3af1f93c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fee400bf24b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007fee4007161a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007fee3fed9c84 in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007fee3fedde5c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5
#7  0x00007fee3edc33da in start_thread () from /lib64/libpthread.so.0
#8  0x00007fee3f80864f in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x7fed7e6ee700 (LWP 1680)):
#0  0x00007fee3af656d4 in g_mutex_unlock () from /usr/lib64/libglib-2.0.so.0
#1  0x00007fee3af1e7d7 in g_main_context_acquire () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fee3af1f6e5 in g_main_context_iterate.isra () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fee3af1f93c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#4  0x00007fee400bf24b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007fee4007161a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#6  0x00007fee3fed9c84 in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#7  0x00007fed7ede2935 in QQuickXmlQueryEngine::run() () from /usr/lib64/qt5/qml/QtQuick/XmlListModel/libqmlxmllistmodelplugin.so
#8  0x00007fee3fedde5c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5
#9  0x00007fee3edc33da in start_thread () from /lib64/libpthread.so.0
#10 0x00007fee3f80864f in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x7fed8f0f2700 (LWP 1405)):
#0  0x00007fee3af47ca0 in g_thread_self () from /usr/lib64/libglib-2.0.so.0
#1  0x00007fee3af1f92d in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fee400bf24b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#3  0x00007fee4007161a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007fee3fed9c84 in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#5  0x00007fee42dc0b56 in QQuickPixmapReader::run() () from /usr/lib64/libQt5Quick.so.5
#6  0x00007fee3fedde5c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5
#7  0x00007fee3edc33da in start_thread () from /lib64/libpthread.so.0
#8  0x00007fee3f80864f in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7fee1bbe1700 (LWP 1395)):
#0  0x00007fee3edc9020 in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00007fee44842f54 in QTWTF::TCMalloc_PageHeap::scavengerThread() () from /usr/lib64/libQt5Script.so.5
#2  0x00007fee44842f99 in QTWTF::TCMalloc_PageHeap::runScavengerThread(void*) () from /usr/lib64/libQt5Script.so.5
#3  0x00007fee3edc33da in start_thread () from /lib64/libpthread.so.0
#4  0x00007fee3f80864f in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7fee25b6a700 (LWP 1390)):
#0  0x00007fee3af1c870 in g_source_iter_next () from /usr/lib64/libglib-2.0.so.0
#1  0x00007fee3af1ed4b in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fee3af1f75b in g_main_context_iterate.isra () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fee3af1f93c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#4  0x00007fee400bf24b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007fee4007161a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#6  0x00007fee3fed9c84 in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#7  0x00007fee42436e85 in QQmlThreadPrivate::run() () from /usr/lib64/libQt5Qml.so.5
#8  0x00007fee3fedde5c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5
#9  0x00007fee3edc33da in start_thread () from /lib64/libpthread.so.0
#10 0x00007fee3f80864f in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7fee27bf2700 (LWP 1330)):
#0  0x00007fee3f7ff29d in poll () from /lib64/libc.so.6
#1  0x00007fee3af1f82c in g_main_context_iterate.isra () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fee3af1f93c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fee400bf24b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007fee4007161a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007fee3fed9c84 in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007fee42436e85 in QQmlThreadPrivate::run() () from /usr/lib64/libQt5Qml.so.5
#7  0x00007fee3fedde5c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5
#8  0x00007fee3edc33da in start_thread () from /lib64/libpthread.so.0
#9  0x00007fee3f80864f in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7fee2d6c8700 (LWP 1241)):
#0  0x00007fee3f7ff29d in poll () from /lib64/libc.so.6
#1  0x00007fee3af1f82c in g_main_context_iterate.isra () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fee3af1f93c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fee400bf24b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007fee4007161a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007fee3fed9c84 in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007fee44ed36a5 in QDBusConnectionManager::run() () from /usr/lib64/libQt5DBus.so.5
#7  0x00007fee3fedde5c in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5
#8  0x00007fee3edc33da in start_thread () from /lib64/libpthread.so.0
#9  0x00007fee3f80864f in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7fee30f2f440 (LWP 1164)):
[KCrash Handler]
#6  0x00007fee400980b1 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib64/libQt5Core.so.5
#7  0x00007fee42214312 in VDMModelDelegateDataType::notify(QQmlAdaptorModel const&, QList<QQmlDelegateModelItem*> const&, int, int, QVector<int> const&) const () from /usr/lib64/libQt5Qml.so.5
#8  0x00007fee4245a3fa in QQmlDelegateModel::_q_itemsChanged(int, int, QVector<int> const&) () from /usr/lib64/libQt5Qml.so.5
#9  0x00007fee4245e9c1 in QQmlDelegateModel::_q_layoutChanged(QList<QPersistentModelIndex> const&, QAbstractItemModel::LayoutChangeHint) () from /usr/lib64/libQt5Qml.so.5
#10 0x00007fee4248132f in QQmlDelegateModel::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/lib64/libQt5Qml.so.5
#11 0x00007fee42481ba8 in QQmlDelegateModel::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/libQt5Qml.so.5
#12 0x00007fee40098759 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib64/libQt5Core.so.5
#13 0x00007fee40104bc6 in QAbstractItemModel::layoutChanged(QList<QPersistentModelIndex> const&, QAbstractItemModel::LayoutChangeHint) () from /usr/lib64/libQt5Core.so.5
#14 0x00007fee40048f96 in QSortFilterProxyModelPrivate::_q_sourceDataChanged(QModelIndex const&, QModelIndex const&, QVector<int> const&) () from /usr/lib64/libQt5Core.so.5
#15 0x00007fee40049ed8 in QSortFilterProxyModel::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/lib64/libQt5Core.so.5
#16 0x00007fee400985d7 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib64/libQt5Core.so.5
#17 0x00007fee40104adc in QAbstractItemModel::dataChanged(QModelIndex const&, QModelIndex const&, QVector<int> const&) () from /usr/lib64/libQt5Core.so.5
#18 0x00007fed6bdd3fad in NetworkModel::updateItem(NetworkModelItem*) () from /usr/lib64/libplasmanm_internal.so
#19 0x00007fed6bdd7717 in NetworkModel::ipConfigChanged() () from /usr/lib64/libplasmanm_internal.so
#20 0x00007fee40098912 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib64/libQt5Core.so.5
#21 0x00007fed6baaf983 in NetworkManager::DevicePrivate::propertyChanged(QString const&, QVariant const&) () from /usr/lib64/libKF5NetworkManagerQt.so.6
#22 0x00007fed6baf36ec in NetworkManager::WirelessDevicePrivate::propertyChanged(QString const&, QVariant const&) () from /usr/lib64/libKF5NetworkManagerQt.so.6
#23 0x00007fed6baad212 in NetworkManager::DevicePrivate::propertiesChanged(QMap<QString, QVariant> const&) () from /usr/lib64/libKF5NetworkManagerQt.so.6
#24 0x00007fed6bb6f7d5 in NetworkManager::DevicePrivate::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/libKF5NetworkManagerQt.so.6
#25 0x00007fed6bb6f975 in NetworkManager::WirelessDevicePrivate::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/libKF5NetworkManagerQt.so.6
#26 0x00007fee44edf3b3 in QDBusConnectionPrivate::deliverCall(QObject*, int, QDBusMessage const&, QVector<int> const&, int) () from /usr/lib64/libQt5DBus.so.5
#27 0x00007fee40099711 in QObject::event(QEvent*) () from /usr/lib64/libQt5Core.so.5
#28 0x00007fee408a5acc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/libQt5Widgets.so.5
#29 0x00007fee408ad4c6 in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/libQt5Widgets.so.5
#30 0x00007fee4007265a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib64/libQt5Core.so.5
#31 0x00007fee40074c9b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib64/libQt5Core.so.5
#32 0x00007fee400bf1b3 in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () from /usr/lib64/libQt5Core.so.5
#33 0x00007fee3af1f522 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#34 0x00007fee3af1f890 in g_main_context_iterate.isra () from /usr/lib64/libglib-2.0.so.0
#35 0x00007fee3af1f93c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#36 0x00007fee400bf22f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#37 0x00007fee4007161a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#38 0x00007fee40078eec in QCoreApplication::exec() () from /usr/lib64/libQt5Core.so.5
#39 0x000000000041cae8 in main ()

Possible duplicates by query: bug 378609, bug 374580, bug 372368, bug 369282, bug 366228.

Reported using DrKonqi
Comment 1 David Edmundson 2017-04-24 01:36:33 UTC 
Yes, and you're running Qt 5.7.1
So this new report doesn't change anything.

As you're a gentoo user you can probably patch things:
Grab these 3:

https://github.com/qt/qtbase/commit/3bd0fd8f.patch
https://github.com/qt/qtbase/commit/0874861b.patch
https://github.com/qt/qtbase/commit/baad82d2.patch

*** This bug has been marked as a duplicate of bug 346118 ***