Bug 354214

Application: plasmashell (5.4.2)

Qt Version: 5.4.2
Operating System: Linux 4.1.0-2-amd64 x86_64
Distribution: Debian GNU/Linux testing (stretch)

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

each time icedove mail sent any mail out, the plama crash but it restarts itself and i receive this crash report.

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7ff46f55a940 (LWP 10029))]

Thread 11 (Thread 0x7ff45a508700 (LWP 10031)):
#0  0x00007ff469d0652d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007ff46dd57252 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007ff46dd58ddf in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007ff45c0202f9 in QXcbEventReader::run (this=0x95bb60) at qxcbconnection.cpp:1105
#4  0x00007ff46a3ef25e in QThreadPrivate::start (arg=0x95bb60) at thread/qthread_unix.cpp:337
#5  0x00007ff46950f0a4 in start_thread (arg=0x7ff45a508700) at pthread_create.c:309
#6  0x00007ff469d0f06d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 10 (Thread 0x7ff453fff700 (LWP 10035)):
#0  0x00007ff469d0652d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007ff466ac71dc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ff466ac72ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ff46a625e4b in QEventDispatcherGlib::processEvents (this=0x7ff44c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007ff46a5cc2ca in QEventLoop::exec (this=this@entry=0x7ff453ffec60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007ff46a3ea374 in QThread::exec (this=this@entry=0xa1eac0) at thread/qthread.cpp:503
#6  0x00007ff46cc20055 in QQmlThreadPrivate::run (this=0xa1eac0) at qml/ftw/qqmlthread.cpp:141
#7  0x00007ff46a3ef25e in QThreadPrivate::start (arg=0xa1eac0) at thread/qthread_unix.cpp:337
#8  0x00007ff46950f0a4 in start_thread (arg=0x7ff453fff700) at pthread_create.c:309
#9  0x00007ff469d0f06d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 9 (Thread 0x7ff44a368700 (LWP 10044)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff4519320c3 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#2  0x00007ff451931f27 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#3  0x00007ff46950f0a4 in start_thread (arg=0x7ff44a368700) at pthread_create.c:309
#4  0x00007ff469d0f06d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 8 (Thread 0x7ff449b67700 (LWP 10045)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff4519320c3 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#2  0x00007ff451931f27 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#3  0x00007ff46950f0a4 in start_thread (arg=0x7ff449b67700) at pthread_create.c:309
#4  0x00007ff469d0f06d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 7 (Thread 0x7ff449366700 (LWP 10046)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff4519320c3 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#2  0x00007ff451931f27 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#3  0x00007ff46950f0a4 in start_thread (arg=0x7ff449366700) at pthread_create.c:309
#4  0x00007ff469d0f06d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 6 (Thread 0x7ff448b65700 (LWP 10047)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff4519320c3 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#2  0x00007ff451931f27 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
#3  0x00007ff46950f0a4 in start_thread (arg=0x7ff448b65700) at pthread_create.c:309
#4  0x00007ff469d0f06d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 5 (Thread 0x7ff44734b700 (LWP 10048)):
#0  0x00007ff466b0b859 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007ff466ac70e0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ff466ac72ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ff46a625e4b in QEventDispatcherGlib::processEvents (this=0x7ff4400008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007ff46a5cc2ca in QEventLoop::exec (this=this@entry=0x7ff44734ac60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007ff46a3ea374 in QThread::exec (this=this@entry=0xb8a8e0) at thread/qthread.cpp:503
#6  0x00007ff46cc20055 in QQmlThreadPrivate::run (this=0xb8a8e0) at qml/ftw/qqmlthread.cpp:141
#7  0x00007ff46a3ef25e in QThreadPrivate::start (arg=0xb8a8e0) at thread/qthread_unix.cpp:337
#8  0x00007ff46950f0a4 in start_thread (arg=0x7ff44734b700) at pthread_create.c:309
#9  0x00007ff469d0f06d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7ff444b95700 (LWP 10052)):
#0  0x00007ff466b0b859 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007ff466ac6779 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ff466ac710b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ff466ac72ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ff46a625e4b in QEventDispatcherGlib::processEvents (this=0x7ff43c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007ff46a5cc2ca in QEventLoop::exec (this=this@entry=0x7ff444b94c60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007ff46a3ea374 in QThread::exec (this=this@entry=0xdc16b0) at thread/qthread.cpp:503
#7  0x00007ff46cc20055 in QQmlThreadPrivate::run (this=0xdc16b0) at qml/ftw/qqmlthread.cpp:141
#8  0x00007ff46a3ef25e in QThreadPrivate::start (arg=0xdc16b0) at thread/qthread_unix.cpp:337
#9  0x00007ff46950f0a4 in start_thread (arg=0x7ff444b95700) at pthread_create.c:309
#10 0x00007ff469d0f06d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7ff4371c4700 (LWP 10053)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007ff46efc7144 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007ff46efc7189 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007ff46950f0a4 in start_thread (arg=0x7ff4371c4700) at pthread_create.c:309
#4  0x00007ff469d0f06d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7ff3b4927700 (LWP 10054)):
#0  0x00007ff466ac680a in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007ff466ac710b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ff466ac72ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ff46a625e4b in QEventDispatcherGlib::processEvents (this=0x7ff3b00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#4  0x00007ff46a5cc2ca in QEventLoop::exec (this=this@entry=0x7ff3b4926c10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007ff46a3ea374 in QThread::exec (this=this@entry=0x1049a90) at thread/qthread.cpp:503
#6  0x00007ff46d59dc26 in QQuickPixmapReader::run (this=0x1049a90) at util/qquickpixmapcache.cpp:714
#7  0x00007ff46a3ef25e in QThreadPrivate::start (arg=0x1049a90) at thread/qthread_unix.cpp:337
#8  0x00007ff46950f0a4 in start_thread (arg=0x7ff3b4927700) at pthread_create.c:309
#9  0x00007ff469d0f06d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7ff46f55a940 (LWP 10029)):
[KCrash Handler]
#6  0x00007ff46ca0a2c8 in VDMModelDelegateDataType::notify (this=<optimized out>, items=..., index=1, count=1, roles=...) at util/qqmladaptormodel.cpp:167
#7  0x00007ff46cc64cfa in QQmlAdaptorModel::notify (roles=..., count=1, index=<optimized out>, items=..., this=0x227c278) at ../../include/QtQml/5.4.2/QtQml/private/../../../../../src/qml/util/qqmladaptormodel_p.h:118
#8  QQmlDelegateModel::_q_itemsChanged (this=<optimized out>, index=1, count=1, roles=...) at types/qqmldelegatemodel.cpp:1121
#9  0x00007ff46cc64e5a in QQmlDelegateModel::_q_dataChanged (this=<optimized out>, begin=..., end=..., roles=...) at types/qqmldelegatemodel.cpp:1523
#10 0x00007ff46cc8b2fc in QQmlDelegateModel::qt_static_metacall (_o=_o@entry=0x22bb4f0, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=_id@entry=12, _a=_a@entry=0x7ffe1436b7a0) at .moc/moc_qqmldelegatemodel_p.cpp:202
#11 0x00007ff46cc8b6d5 in QQmlDelegateModel::qt_metacall (this=0x22bb4f0, _c=QMetaObject::InvokeMetaMethod, _id=12, _a=0x7ffe1436b7a0) at .moc/moc_qqmldelegatemodel_p.cpp:293
#12 0x00007ff46a5ff4b0 in QMetaObject::activate (sender=0x2338780, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffe1436b7a0) at kernel/qobject.cpp:3732
#13 0x00007ff46a5ffaf7 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7ff46a801e40 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffe1436b7a0) at kernel/qobject.cpp:3582
#14 0x00007ff46a6761fc in QAbstractItemModel::dataChanged (this=<optimized out>, _t1=..., _t2=..., _t3=...) at .moc/moc_qabstractitemmodel.cpp:393
#15 0x00007ff3adb0dc64 in TaskManager::TasksModelPrivate::itemChanged (this=0x2289de0, changes=...) at ../../libtaskmanager/tasksmodel.cpp:521
#16 0x00007ff3adb0eed7 in TaskManager::TasksModel::qt_static_metacall (_o=_o@entry=0x2338780, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=_id@entry=9, _a=_a@entry=0x7ffe1436b990) at ./moc_tasksmodel.cpp:213
#17 0x00007ff46a5ff2fa in QMetaObject::activate (sender=0x19c3e10, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffe1436b990) at kernel/qobject.cpp:3717
#18 0x00007ff46a5ffaf7 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7ff3add33960 <TaskManager::AbstractGroupableItem::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffe1436b990) at kernel/qobject.cpp:3582
#19 0x00007ff3adb16e38 in TaskManager::AbstractGroupableItem::changed (this=<optimized out>, _t1=...) at moc_abstractgroupableitem.cpp:222
#20 0x00007ff3adb042b0 in TaskManager::TaskItemPrivate::filterChange (change=..., this=<optimized out>) at ../../libtaskmanager/taskitem.cpp:73
#21 TaskManager::TaskItem::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ./moc_taskitem.cpp:146
#22 0x00007ff46a5ff2fa in QMetaObject::activate (sender=sender@entry=0x2337770, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffe1436bae0) at kernel/qobject.cpp:3717
#23 0x00007ff46a5ffaf7 in QMetaObject::activate (sender=sender@entry=0x2337770, m=m@entry=0x7ff3add33660 <TaskManager::Task::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffe1436bae0) at kernel/qobject.cpp:3582
#24 0x00007ff3adb17028 in TaskManager::Task::changed (this=this@entry=0x2337770, _t1=...) at moc_task.cpp:354
#25 0x00007ff3adaf66fb in TaskManager::Task::setActive (this=this@entry=0x2337770, a=a@entry=true) at ../../libtaskmanager/task.cpp:178
#26 0x00007ff3adb0a0bc in TaskManager::TaskManager::activeWindowChanged (this=0x7ff3add35850 <TaskManager::(anonymous namespace)::Q_QGS_privateTaskManagerSelf::innerFunction()::holder>, w=<optimized out>) at ../../libtaskmanager/taskmanager.cpp:412
#27 0x00007ff3adb0c377 in TaskManager::TaskManager::qt_static_metacall (_o=_o@entry=0x7ff3add35850 <TaskManager::(anonymous namespace)::Q_QGS_privateTaskManagerSelf::innerFunction()::holder>, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=_id@entry=10, _a=_a@entry=0x7ffe1436bcd0) at ./moc_taskmanager.cpp:175
#28 0x00007ff46a5ff2fa in QMetaObject::activate (sender=0x7ff46c960ee0, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3717
#29 0x00007ff46c751c32 in KWindowSystem::activeWindowChanged(unsigned long long) () from /usr/lib/x86_64-linux-gnu/libKF5WindowSystem.so.5
#30 0x00007ff4585631e1 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kf5/org.kde.kwindowsystem.platforms/KF5WindowSystemX11Plugin.so
#31 0x00007ff46a5cb45f in QAbstractEventDispatcher::filterNativeEvent (this=this@entry=0x98c900, eventType=..., message=message@entry=0x7ff45400e3d0, result=result@entry=0x7ffe1436be38) at kernel/qabstracteventdispatcher.cpp:460
#32 0x00007ff45c021c1e in QXcbConnection::handleXcbEvent (this=this@entry=0x94e230, event=event@entry=0x7ff45400e3d0) at qxcbconnection.cpp:863
#33 0x00007ff45c022c73 in QXcbConnection::processXcbEvents (this=0x94e230) at qxcbconnection.cpp:1303
#34 0x00007ff46a6001c1 in QObject::event (this=0x94e230, e=<optimized out>) at kernel/qobject.cpp:1245
#35 0x00007ff46b0acb8c in QApplicationPrivate::notify_helper (this=this@entry=0x9445a0, receiver=receiver@entry=0x94e230, e=e@entry=0x7ff4540032b0) at kernel/qapplication.cpp:3720
#36 0x00007ff46b0b2230 in QApplication::notify (this=0x7ffe1436c6b0, receiver=0x94e230, e=0x7ff4540032b0) at kernel/qapplication.cpp:3503
#37 0x00007ff46a5cea8b in QCoreApplication::notifyInternal (this=0x7ffe1436c6b0, receiver=0x94e230, event=event@entry=0x7ff4540032b0) at kernel/qcoreapplication.cpp:935
#38 0x00007ff46a5d0bc7 in QCoreApplication::sendEvent (event=0x7ff4540032b0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:228
#39 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x939d70) at kernel/qcoreapplication.cpp:1552
#40 0x00007ff46a5d10f8 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1410
#41 0x00007ff46a625a23 in postEventSourceDispatch (s=0x980200) at kernel/qeventdispatcher_glib.cpp:271
#42 0x00007ff466ac6fe7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#43 0x00007ff466ac7240 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#44 0x00007ff466ac72ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#45 0x00007ff46a625e2f in QEventDispatcherGlib::processEvents (this=0x98c900, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#46 0x00007ff46a5cc2ca in QEventLoop::exec (this=this@entry=0x7ffe1436c530, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#47 0x00007ff46a5d3e3c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#48 0x00007ff46a8e907c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1507
#49 0x00007ff46b0a9025 in QApplication::exec () at kernel/qapplication.cpp:2956
#50 0x00000000004322c3 in main (argc=4, argv=<optimized out>) at ../../shell/main.cpp:176

Possible duplicates by query: bug 352946.

Reported using DrKonqi