Bug 381322

Summary: Plasma crash due to task manager error - many windows of the same application opened
Product: [Plasma] plasmashell Reporter: Karol Krasowski <proradasys>
Component: generalAssignee: David Edmundson <kde>
Status: RESOLVED DUPLICATE    
Severity: crash CC: bhush94, notmart, plasma-bugs
Priority: NOR Keywords: drkonqi
Version: 5.10.2   
Target Milestone: 1.0   
Platform: Arch Linux   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description Karol Krasowski 2017-06-17 11:32:15 UTC 
Application: plasmashell (5.10.2)

Qt Version: 5.9.0
Frameworks Version: 5.35.0
Operating System: Linux 4.11.5-1-ARCH x86_64
Distribution (Platform): Archlinux Packages

-- Information about the crash:
- What I was doing when the application crashed:
Crash on login, while prevoius session is restored with around 50 Firefox windows

The crash can be reproduced every time.

-- Backtrace:
Application: Plazma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fd25324ad80 (LWP 2734))]

Thread 14 (Thread 0x7fd1944c3700 (LWP 3454)):
#0  0x00007fd24c8aa2bd in poll () at /usr/lib/libc.so.6
#1  0x00007fd247465bf9 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fd247465d0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007fd24d1d2e9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fd24d17921a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fd24cf9b40a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007fd250cc2836 in  () at /usr/lib/libQt5Quick.so.5
#7  0x00007fd24cf9fcbd in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fd24c168297 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fd24c8b425f in clone () at /usr/lib/libc.so.6

Thread 13 (Thread 0x7fd16ff1e700 (LWP 3111)):
#0  0x00007fd24c8aa2bd in poll () at /usr/lib/libc.so.6
#1  0x00007fd247465bf9 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fd247465d0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007fd24d1d2e9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fd24d17921a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fd24cf9b40a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007fd1728c2427 in KCupsConnection::run() () at /usr/lib/libkcupslib.so
#7  0x00007fd24cf9fcbd in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fd24c168297 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fd24c8b425f in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7fd19b254700 (LWP 2984)):
#0  0x00007fd24c16e39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fd1a24b12fb in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007fd1a24b1037 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007fd24c168297 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fd24c8b425f in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7fd19ba55700 (LWP 2983)):
#0  0x00007fd24c16e39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fd1a24b12fb in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007fd1a24b1037 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007fd24c168297 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fd24c8b425f in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7fd19c256700 (LWP 2982)):
#0  0x00007fd24c16e39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fd1a24b12fb in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007fd1a24b1037 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007fd24c168297 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fd24c8b425f in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7fd19ca57700 (LWP 2981)):
#0  0x00007fd24c16e39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fd1a24b12fb in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007fd1a24b1037 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007fd24c168297 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fd24c8b425f in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7fd19d45d700 (LWP 2980)):
#0  0x00007fd24c16e39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fd1a24b12fb in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007fd1a24b1037 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007fd24c168297 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fd24c8b425f in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7fd19dd9f700 (LWP 2979)):
#0  0x00007fd24c16e39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fd1a24b12fb in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007fd1a24b1037 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007fd24c168297 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fd24c8b425f in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7fd22cb5c700 (LWP 2976)):
#0  0x00007fd24c16e39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fd2529ddac4 in  () at /usr/lib/libQt5Script.so.5
#2  0x00007fd2529ddb09 in  () at /usr/lib/libQt5Script.so.5
#3  0x00007fd24c168297 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fd24c8b425f in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7fd22ed69700 (LWP 2908)):
#0  0x00007fd24c8a602d in read () at /usr/lib/libc.so.6
#1  0x00007fd2474a96f0 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fd2474656db in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007fd247465ba0 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007fd247465d0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007fd24d1d2e9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007fd24d17921a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007fd24cf9b40a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007fd25010a645 in  () at /usr/lib/libQt5Qml.so.5
#9  0x00007fd24cf9fcbd in  () at /usr/lib/libQt5Core.so.5
#10 0x00007fd24c168297 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007fd24c8b425f in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7fd23554e700 (LWP 2782)):
#0  0x00007fd24c8aa2bd in poll () at /usr/lib/libc.so.6
#1  0x00007fd247465bf9 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fd247465d0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007fd24d1d2e9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fd24d17921a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fd24cf9b40a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007fd25010a645 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007fd24cf9fcbd in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fd24c168297 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fd24c8b425f in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7fd236f98700 (LWP 2756)):
#0  0x00007fd24c8aa2bd in poll () at /usr/lib/libc.so.6
#1  0x00007fd247465bf9 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fd247465d0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007fd24d1d2e9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fd24d17921a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fd24cf9b40a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007fd24d5f9d45 in  () at /usr/lib/libQt5DBus.so.5
#7  0x00007fd24cf9fcbd in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fd24c168297 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fd24c8b425f in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7fd23d13b700 (LWP 2751)):
#0  0x00007fd24c8aa2bd in poll () at /usr/lib/libc.so.6
#1  0x00007fd2518eb8e0 in  () at /usr/lib/libxcb.so.1
#2  0x00007fd2518ed679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007fd23f6acd49 in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007fd24cf9fcbd in  () at /usr/lib/libQt5Core.so.5
#5  0x00007fd24c168297 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007fd24c8b425f in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7fd25324ad80 (LWP 2734)):
[KCrash Handler]
#5  0x00007fd24d13e129 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007fd24d13e48c in  () at /usr/lib/libQt5Core.so.5
#7  0x00007fd24d144e09 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fd24d1a9465 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#9  0x00007fd24d222fce in QAbstractItemModel::rowsRemoved(QModelIndex const&, int, int, QAbstractItemModel::QPrivateSignal) () at /usr/lib/libQt5Core.so.5
#10 0x00007fd24d11d52b in QAbstractItemModel::endRemoveRows() () at /usr/lib/libQt5Core.so.5
#11 0x00007fd191569dc8 in TaskManager::TaskGroupingProxyModel::Private::sourceRowsAboutToBeRemoved(QModelIndex const&, int, int) () at /usr/lib/libtaskmanager.so.6
#12 0x00007fd19156c159 in  () at /usr/lib/libtaskmanager.so.6
#13 0x00007fd24d1a9465 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#14 0x00007fd24d222f4e in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex const&, int, int, QAbstractItemModel::QPrivateSignal) () at /usr/lib/libQt5Core.so.5
#15 0x00007fd24d11ce0b in QAbstractItemModel::beginRemoveRows(QModelIndex const&, int, int) () at /usr/lib/libQt5Core.so.5
#16 0x00007fd24d142635 in  () at /usr/lib/libQt5Core.so.5
#17 0x00007fd24d142b92 in  () at /usr/lib/libQt5Core.so.5
#18 0x00007fd24d142f09 in  () at /usr/lib/libQt5Core.so.5
#19 0x00007fd24d14377a in QSortFilterProxyModel::invalidateFilter() () at /usr/lib/libQt5Core.so.5
#20 0x00007fd1915623d8 in TaskManager::TaskFilterProxyModel::setActivity(QString const&) () at /usr/lib/libtaskmanager.so.6
#21 0x00007fd19158fd80 in  () at /usr/lib/libtaskmanager.so.6
#22 0x00007fd2500f43ef in  () at /usr/lib/libQt5Qml.so.5
#23 0x00007fd2500f4dae in  () at /usr/lib/libQt5Qml.so.5
#24 0x00007fd2500f1b93 in QQmlBinding::update(QFlags<QQmlPropertyData::WriteFlag>) () at /usr/lib/libQt5Qml.so.5
#25 0x00007fd2500c8a83 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /usr/lib/libQt5Qml.so.5
#26 0x00007fd250067499 in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () at /usr/lib/libQt5Qml.so.5
#27 0x00007fd24d1a8c9f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#28 0x00007fd24d1a957f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#29 0x00007fd25233fe42 in KActivities::Consumer::currentActivityChanged(QString const&) () at /usr/lib/libKF5Activities.so.5
#30 0x00007fd252341509 in  () at /usr/lib/libKF5Activities.so.5
#31 0x00007fd24d1a9465 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#32 0x00007fd25233fd05 in  () at /usr/lib/libKF5Activities.so.5
#33 0x00007fd24d1a957f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#34 0x00007fd2523399d0 in  () at /usr/lib/libKF5Activities.so.5
#35 0x00007fd25233b9d5 in  () at /usr/lib/libKF5Activities.so.5
#36 0x00007fd24d6050f8 in  () at /usr/lib/libQt5DBus.so.5
#37 0x00007fd24d1a9e72 in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5
#38 0x00007fd24e13046c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#39 0x00007fd24e137cf4 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#40 0x00007fd24d17ab98 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#41 0x00007fd24d17d02d in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#42 0x00007fd24d1d2a63 in  () at /usr/lib/libQt5Core.so.5
#43 0x00007fd247465a47 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#44 0x00007fd247465c78 in  () at /usr/lib/libglib-2.0.so.0
#45 0x00007fd247465d0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#46 0x00007fd24d1d2e7f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#47 0x00007fd24d17921a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#48 0x00007fd24d181a74 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#49 0x000000000041cc32 in  ()
#50 0x00007fd24c7e743a in __libc_start_main () at /usr/lib/libc.so.6
#51 0x000000000041cfaa in _start ()

Reported using DrKonqi
Comment 1 Marco Martin 2017-06-20 14:05:11 UTC 

*** This bug has been marked as a duplicate of bug 381006 ***