Application: kmail (4.14.6)
KDE Platform Version: 4.14.6
Qt Version: 4.8.6
Operating System: Linux 3.19.0-28-generic x86_64
Distribution: Ubuntu 15.04

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

I have tried to delete a folder named Configuration on my IMAP account.

-- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f0bdb6f2800 (LWP 14296))]

Thread 6 (Thread 0x7f0bb36ac700 (LWP 14299)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0bccd6581d in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007f0bccd65859 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007f0bd62336aa in start_thread (arg=0x7f0bb36ac700) at pthread_create.c:333
#4  0x00007f0bd8990eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f0b72501700 (LWP 14300)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0bccaa620d in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007f0bccd94fd6 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007f0bd62336aa in start_thread (arg=0x7f0b72501700) at pthread_create.c:333
#4  0x00007f0bd8990eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f0b71851700 (LWP 14301)):
#0  0x00007f0bd89858dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f0bd05f8ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f0bd05f8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f0bda02987e in QEventDispatcherGlib::processEvents (this=0x7f0b640008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#4  0x00007f0bd9ff8d21 in QEventLoop::processEvents (this=this@entry=0x7f0b71850dd0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f0bd9ff9085 in QEventLoop::exec (this=this@entry=0x7f0b71850dd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f0bd9eece89 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:538
#7  0x00007f0bd9eef6ff in QThreadPrivate::start (arg=0x1d78e00) at thread/qthread_unix.cpp:349
#8  0x00007f0bd62336aa in start_thread (arg=0x7f0b71851700) at pthread_create.c:333
#9  0x00007f0bd8990eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f0b6bfff700 (LWP 14302)):
#0  0x00007f0bd063d7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f0bd05f8fd6 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f0bda02987e in QEventDispatcherGlib::processEvents (this=0x7f0b600008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#3  0x00007f0bd9ff8d21 in QEventLoop::processEvents (this=this@entry=0x7f0b6bffed80, flags=...) at kernel/qeventloop.cpp:149
#4  0x00007f0bd9ff9085 in QEventLoop::exec (this=this@entry=0x7f0b6bffed80, flags=...) at kernel/qeventloop.cpp:204
#5  0x00007f0bd9eece89 in QThread::exec (this=this@entry=0x1794d90) at thread/qthread.cpp:538
#6  0x00007f0bd9fd9493 in QInotifyFileSystemWatcherEngine::run (this=0x1794d90) at io/qfilesystemwatcher_inotify.cpp:265
#7  0x00007f0bd9eef6ff in QThreadPrivate::start (arg=0x1794d90) at thread/qthread_unix.cpp:349
#8  0x00007f0bd62336aa in start_thread (arg=0x7f0b6bfff700) at pthread_create.c:333
#9  0x00007f0bd8990eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f0b6abac700 (LWP 14372)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f0bc41ffa7a in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f0bc41ffaa9 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f0bd62336aa in start_thread (arg=0x7f0b6abac700) at pthread_create.c:333
#4  0x00007f0bd8990eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f0bdb6f2800 (LWP 14296)):
[KCrash Handler]
#6  0x00007f0bd52da039 in Akonadi::FavoriteCollectionsModel::removeCollection (this=0x0, collection=...) at ../../akonadi/favoritecollectionsmodel.cpp:294
#7  0x00007f0bda43f4cc in KMMainWidget::slotCollectionRemoved (this=<optimized out>, col=...) at ../../kmail/kmmainwidget.cpp:4501
#8  0x00007f0bda53f92e in KMMainWidget::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at moc_kmmainwidget.cpp:488
#9  0x00007f0bda00f1ec in QMetaObject::activate (sender=0x192d3d0, m=m@entry=0x7f0bd567b2c0 <Akonadi::Monitor::staticMetaObject>, local_signal_index=local_signal_index@entry=16, argv=argv@entry=0x7ffcf4fce670) at kernel/qobject.cpp:3567
#10 0x00007f0bd5310a45 in Akonadi::Monitor::collectionRemoved (this=<optimized out>, _t1=...) at ./moc_monitor.cpp:343
#11 0x00007f0bd531be0e in Akonadi::MonitorPrivate::emitCollectionNotification (this=this@entry=0x1a5ab10, msg=..., col=..., par=..., dest=...) at ../../akonadi/monitor_p.cpp:958
#12 0x00007f0bd531cb04 in Akonadi::MonitorPrivate::emitNotification (this=0x1a5ab10, msg=...) at ../../akonadi/monitor_p.cpp:504
#13 0x00007f0bd531875c in Akonadi::MonitorPrivate::dispatchNotifications (this=this@entry=0x1a5ab10) at ../../akonadi/monitor_p.cpp:737
#14 0x00007f0bd5319a3f in Akonadi::MonitorPrivate::slotNotify (this=this@entry=0x1a5ab10, msgs=...) at ../../akonadi/monitor_p.cpp:707
#15 0x00007f0bd5262564 in Akonadi::ChangeRecorderPrivate::slotNotify (this=0x1a5ab10, msgs=...) at ../../akonadi/changerecorder_p.cpp:53
#16 0x00007f0bda00f1ec in QMetaObject::activate (sender=0x1a5df30, m=m@entry=0x7f0bd56841c0 <Akonadi::NotificationSource::staticMetaObject>, local_signal_index=<optimized out>, argv=argv@entry=0x7ffcf4fceb70) at kernel/qobject.cpp:3567
#17 0x00007f0bd53da8a8 in notifyV3 (_t1=..., this=<optimized out>) at moc_notificationsource_p.cpp:98
#18 Akonadi::NotificationSource::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at moc_notificationsource_p.cpp:49
#19 0x00007f0bda00f1ec in QMetaObject::activate (sender=sender@entry=0x199dab0, m=m@entry=0x7f0bd567f540 <OrgFreedesktopAkonadiNotificationSourceInterface::staticMetaObject>, local_signal_index=local_signal_index@entry=10, argv=argv@entry=0x7ffcf4fced10) at kernel/qobject.cpp:3567
#20 0x00007f0bd53d2700 in notifyV3 (_t1=..., this=0x199dab0) at notificationsourceinterface.moc:264
#21 OrgFreedesktopAkonadiNotificationSourceInterface::qt_static_metacall (_o=_o@entry=0x199dab0, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=_id@entry=10, _a=_a@entry=0x7ffcf4fcef30) at notificationsourceinterface.moc:119
#22 0x00007f0bd53d3603 in OrgFreedesktopAkonadiNotificationSourceInterface::qt_metacall (this=0x199dab0, _c=QMetaObject::InvokeMetaMethod, _id=10, _a=0x7ffcf4fcef30) at notificationsourceinterface.moc:192
#23 0x00007f0bd6dc36a6 in QDBusConnectionPrivate::deliverCall (this=0x1791690, object=0x199dab0, msg=..., metaTypes=..., slotIdx=15) at qdbusintegrator.cpp:951
#24 0x00007f0bda0138e1 in QObject::event (this=0x199dab0, e=<optimized out>) at kernel/qobject.cpp:1222
#25 0x00007f0bd93419bc in QApplicationPrivate::notify_helper (this=this@entry=0x17a57c0, receiver=receiver@entry=0x199dab0, e=e@entry=0x347b380) at kernel/qapplication.cpp:4570
#26 0x00007f0bd93484d8 in QApplication::notify (this=this@entry=0x7ffcf4fcf950, receiver=receiver@entry=0x199dab0, e=e@entry=0x347b380) at kernel/qapplication.cpp:4356
#27 0x00007f0bdb10eb4a in KApplication::notify (this=0x7ffcf4fcf950, receiver=0x199dab0, event=0x347b380) at ../../kdeui/kernel/kapplication.cpp:311
#28 0x00007f0bd9ffa1cd in QCoreApplication::notifyInternal (this=0x7ffcf4fcf950, receiver=receiver@entry=0x199dab0, event=event@entry=0x347b380) at kernel/qcoreapplication.cpp:955
#29 0x00007f0bd9ffda71 in sendEvent (event=0x347b380, receiver=0x199dab0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#30 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x1729220) at kernel/qcoreapplication.cpp:1579
#31 0x00007f0bd9ffdf03 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1472
#32 0x00007f0bda0296ee in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#33 postEventSourceDispatch (s=0x17aeb70) at kernel/qeventdispatcher_glib.cpp:300
#34 0x00007f0bd05f8c3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007f0bd05f8f20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007f0bd05f8fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007f0bda02985e in QEventDispatcherGlib::processEvents (this=0x172ab20, flags=...) at kernel/qeventdispatcher_glib.cpp:450
#38 0x00007f0bd93e9c66 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#39 0x00007f0bd9ff8d21 in QEventLoop::processEvents (this=this@entry=0x7ffcf4fcf590, flags=...) at kernel/qeventloop.cpp:149
#40 0x00007f0bd9ff9085 in QEventLoop::exec (this=this@entry=0x7ffcf4fcf590, flags=...) at kernel/qeventloop.cpp:204
#41 0x00007f0bd9ffeb09 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1227
#42 0x00007f0bd933fc1c in QApplication::exec () at kernel/qapplication.cpp:3828
#43 0x0000000000402d82 in main (argc=<optimized out>, argv=<optimized out>) at ../../kmail/main.cpp:145

Possible duplicates by query: bug 347745, bug 347743, bug 346038, bug 345530.

Reported using DrKonqi