Application: kmail (4.13)
KDE Platform Version: 4.13.0
Qt Version: 4.8.6
Operating System: Linux 3.13.0-24-generic x86_64
Distribution: Ubuntu 14.04 LTS

-- Information about the crash:
After a settings import which I wasn't happy with I deleted a folder tree. During the delete kmail crashed.

-- 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 0x7fa671df9800 (LWP 14064))]

Thread 6 (Thread 0x7fa649dcf700 (LWP 14067)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa6636f181d in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007fa6636f1859 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007fa66ca10182 in start_thread (arg=0x7fa649dcf700) at pthread_create.c:312
#4  0x00007fa66f14f30d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 5 (Thread 0x7fa608c35700 (LWP 14068)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa66343220d in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007fa663720fd6 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007fa66ca10182 in start_thread (arg=0x7fa608c35700) at pthread_create.c:312
#4  0x00007fa66f14f30d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7fa603bff700 (LWP 14069)):
#0  0x00007fa66f141fbd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fa6671d2fe4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa6671d30ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa66fade7be in QEventDispatcherGlib::processEvents (this=0x7fa5fc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#4  0x00007fa66fab00af in QEventLoop::processEvents (this=this@entry=0x7fa603bfede0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fa66fab03a5 in QEventLoop::exec (this=this@entry=0x7fa603bfede0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fa66f9acc5f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:537
#7  0x00007fa66f9af32f in QThreadPrivate::start (arg=0x13b8570) at thread/qthread_unix.cpp:349
#8  0x00007fa66ca10182 in start_thread (arg=0x7fa603bff700) at pthread_create.c:312
#9  0x00007fa66f14f30d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7fa601f27700 (LWP 14070)):
#0  0x00007fa66f1406bd in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fa667213c20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa6671d2b14 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa6671d2f7b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fa6671d30ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fa66fade7be in QEventDispatcherGlib::processEvents (this=0x7fa5f40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#6  0x00007fa66fab00af in QEventLoop::processEvents (this=this@entry=0x7fa601f26da0, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007fa66fab03a5 in QEventLoop::exec (this=this@entry=0x7fa601f26da0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007fa66f9acc5f in QThread::exec (this=this@entry=0x19adc10) at thread/qthread.cpp:537
#9  0x00007fa66fa91823 in QInotifyFileSystemWatcherEngine::run (this=0x19adc10) at io/qfilesystemwatcher_inotify.cpp:265
#10 0x00007fa66f9af32f in QThreadPrivate::start (arg=0x19adc10) at thread/qthread_unix.cpp:349
#11 0x00007fa66ca10182 in start_thread (arg=0x7fa601f27700) at pthread_create.c:312
#12 0x00007fa66f14f30d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7fa5f9b0c700 (LWP 2044)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fa65970cffb in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007fa65970d039 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007fa66ca10182 in start_thread (arg=0x7fa5f9b0c700) at pthread_create.c:312
#4  0x00007fa66f14f30d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7fa671df9800 (LWP 14064)):
[KCrash Handler]
#6  QModelIndex (other=..., this=0x7fffe5f73c90) at ../../include/QtCore/../../src/corelib/kernel/qabstractitemmodel.h:65
#7  QSortFilterProxyModel::parent (this=0x12f1b10, child=...) at itemviews/qsortfilterproxymodel.cpp:1676
#8  0x00007fa66faa637e in parent (this=<optimized out>) at kernel/qabstractitemmodel.h:393
#9  QAbstractItemModelPrivate::rowsAboutToBeInserted (this=this@entry=0x12f2ef0, parent=..., first=first@entry=0, last=last@entry=0) at kernel/qabstractitemmodel.cpp:575
#10 0x00007fa66faa7d55 in QAbstractItemModel::beginInsertRows (this=0x12f1b10, parent=..., first=0, last=0) at kernel/qabstractitemmodel.cpp:2417
#11 0x00007fa670559aca in QSortFilterProxyModelPrivate::insert_source_items (this=this@entry=0x12f2ef0, source_to_proxy=..., proxy_to_source=..., source_items=..., source_parent=..., orient=orient@entry=Qt::Vertical, emit_signal=emit_signal@entry=true) at itemviews/qsortfilterproxymodel.cpp:683
#12 0x00007fa67055cf9a in QSortFilterProxyModelPrivate::source_items_inserted (this=this@entry=0x12f2ef0, source_parent=..., start=<optimized out>, end=<optimized out>, orient=orient@entry=Qt::Vertical) at itemviews/qsortfilterproxymodel.cpp:806
#13 0x00007fa67055d1cf in QSortFilterProxyModelPrivate::_q_sourceRowsInserted (this=0x12f2ef0, source_parent=..., start=<optimized out>, end=<optimized out>) at itemviews/qsortfilterproxymodel.cpp:1297
#14 0x00007fa66fac587a in QMetaObject::activate (sender=sender@entry=0x12edfa0, m=m@entry=0x7fa66fe156a0 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=5, argv=argv@entry=0x7fffe5f74070) at kernel/qobject.cpp:3539
#15 0x00007fa66fb0f664 in QAbstractItemModel::rowsInserted (this=this@entry=0x12edfa0, _t1=..., _t2=0, _t3=0) at .moc/release-shared/moc_qabstractitemmodel.cpp:196
#16 0x00007fa66faab5ce in QAbstractItemModel::endInsertRows (this=0x12edfa0) at kernel/qabstractitemmodel.cpp:2433
#17 0x00007fa670559ab9 in QSortFilterProxyModelPrivate::insert_source_items (this=this@entry=0x12f1200, source_to_proxy=..., proxy_to_source=..., source_items=..., source_parent=..., orient=orient@entry=Qt::Vertical, emit_signal=emit_signal@entry=true) at itemviews/qsortfilterproxymodel.cpp:695
#18 0x00007fa67055cf9a in QSortFilterProxyModelPrivate::source_items_inserted (this=this@entry=0x12f1200, source_parent=..., start=<optimized out>, end=<optimized out>, orient=orient@entry=Qt::Vertical) at itemviews/qsortfilterproxymodel.cpp:806
#19 0x00007fa67055d1cf in QSortFilterProxyModelPrivate::_q_sourceRowsInserted (this=0x12f1200, source_parent=..., start=<optimized out>, end=<optimized out>) at itemviews/qsortfilterproxymodel.cpp:1297
#20 0x00007fa66fab9908 in QMetaMethod::invoke (this=this@entry=0x7fffe5f745d0, object=object@entry=0x12edfa0, connectionType=connectionType@entry=Qt::DirectConnection, returnValue=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1664
#21 0x00007fa66fabbdc2 in QMetaObject::invokeMethod (obj=obj@entry=0x12edfa0, member=member@entry=0x7fa6719731a7 "_q_sourceRowsInserted", type=type@entry=Qt::DirectConnection, ret=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1179
#22 0x00007fa6717e26b0 in invokeMethod (val9=..., val8=..., val7=..., val6=..., val5=..., val4=..., val3=..., val2=..., val1=..., val0=..., type=Qt::DirectConnection, member=0x7fa6719731a7 "_q_sourceRowsInserted", obj=0x12edfa0) at /usr/include/qt4/QtCore/qobjectdefs.h:418
#23 invokeRowsInserted (end=0, start=0, source_parent=..., this=0x12f1f60) at ../../kdeui/itemviews/krecursivefilterproxymodel.cpp:66
#24 KRecursiveFilterProxyModelPrivate::sourceRowsInserted (this=0x12f1f60, source_parent=..., start=0, end=0) at ../../kdeui/itemviews/krecursivefilterproxymodel.cpp:190
#25 0x00007fa66fac587a in QMetaObject::activate (sender=sender@entry=0x1126680, m=m@entry=0x7fa66fe156a0 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=5, argv=argv@entry=0x7fffe5f74a90) at kernel/qobject.cpp:3539
#26 0x00007fa66fb0f664 in QAbstractItemModel::rowsInserted (this=this@entry=0x1126680, _t1=..., _t2=0, _t3=0) at .moc/release-shared/moc_qabstractitemmodel.cpp:196
#27 0x00007fa66faab5ce in QAbstractItemModel::endInsertRows (this=0x1126680) at kernel/qabstractitemmodel.cpp:2433
#28 0x00007fa66fac587a in QMetaObject::activate (sender=sender@entry=0x1124ac0, m=m@entry=0x7fa66fe156a0 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=5, argv=argv@entry=0x7fffe5f74c30) at kernel/qobject.cpp:3539
#29 0x00007fa66fb0f664 in QAbstractItemModel::rowsInserted (this=this@entry=0x1124ac0, _t1=..., _t2=0, _t3=0) at .moc/release-shared/moc_qabstractitemmodel.cpp:196
#30 0x00007fa66faab5ce in QAbstractItemModel::endInsertRows (this=0x1124ac0) at kernel/qabstractitemmodel.cpp:2433
#31 0x00007fa66fac587a in QMetaObject::activate (sender=sender@entry=0x104f870, m=m@entry=0x7fa66fe156a0 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=5, argv=argv@entry=0x7fffe5f74dd0) at kernel/qobject.cpp:3539
#32 0x00007fa66fb0f664 in QAbstractItemModel::rowsInserted (this=this@entry=0x104f870, _t1=..., _t2=0, _t3=0) at .moc/release-shared/moc_qabstractitemmodel.cpp:196
#33 0x00007fa66faab5ce in QAbstractItemModel::endInsertRows (this=0x104f870) at kernel/qabstractitemmodel.cpp:2433
#34 0x00007fa670559ab9 in QSortFilterProxyModelPrivate::insert_source_items (this=this@entry=0xce3bd0, source_to_proxy=..., proxy_to_source=..., source_items=..., source_parent=..., orient=orient@entry=Qt::Vertical, emit_signal=emit_signal@entry=true) at itemviews/qsortfilterproxymodel.cpp:695
#35 0x00007fa67055cf9a in QSortFilterProxyModelPrivate::source_items_inserted (this=this@entry=0xce3bd0, source_parent=..., start=<optimized out>, end=<optimized out>, orient=orient@entry=Qt::Vertical) at itemviews/qsortfilterproxymodel.cpp:806
#36 0x00007fa67055d1cf in QSortFilterProxyModelPrivate::_q_sourceRowsInserted (this=0xce3bd0, source_parent=..., start=<optimized out>, end=<optimized out>) at itemviews/qsortfilterproxymodel.cpp:1297
#37 0x00007fa66fac587a in QMetaObject::activate (sender=sender@entry=0xca7aa0, m=m@entry=0x7fa66fe156a0 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=5, argv=argv@entry=0x7fffe5f75110) at kernel/qobject.cpp:3539
#38 0x00007fa66fb0f664 in QAbstractItemModel::rowsInserted (this=this@entry=0xca7aa0, _t1=..., _t2=0, _t3=0) at .moc/release-shared/moc_qabstractitemmodel.cpp:196
#39 0x00007fa66faab5ce in QAbstractItemModel::endInsertRows (this=this@entry=0xca7aa0) at kernel/qabstractitemmodel.cpp:2433
#40 0x00007fa66baef72a in Akonadi::EntityTreeModelPrivate::insertCollection (this=this@entry=0xd01240, collection=..., parent=...) at ../../akonadi/entitytreemodel_p.cpp:742
#41 0x00007fa66baf38ff in Akonadi::EntityTreeModelPrivate::monitoredCollectionAdded (this=0xd01240, collection=..., parent=...) at ../../akonadi/entitytreemodel_p.cpp:800
#42 0x00007fa66fac587a in QMetaObject::activate (sender=0xfb65c0, m=m@entry=0x7fa66be7dfe0 <Akonadi::Monitor::staticMetaObject>, local_signal_index=local_signal_index@entry=12, argv=argv@entry=0x7fffe5f753d0) at kernel/qobject.cpp:3539
#43 0x00007fa66bb2ebba in Akonadi::Monitor::collectionAdded (this=<optimized out>, _t1=..., _t2=...) at ./moc_monitor.cpp:315
#44 0x00007fa66bb381a3 in Akonadi::MonitorPrivate::emitCollectionNotification (this=this@entry=0xd01a50, msg=..., col=..., par=..., dest=...) at ../../akonadi/monitor_p.cpp:919
#45 0x00007fa66bb38f99 in Akonadi::MonitorPrivate::emitNotification (this=0xd01a50, msg=...) at ../../akonadi/monitor_p.cpp:494
#46 0x00007fa66bb355c1 in Akonadi::MonitorPrivate::flushPipeline (this=this@entry=0xd01a50) at ../../akonadi/monitor_p.cpp:706
#47 0x00007fa66bb35799 in Akonadi::MonitorPrivate::dataAvailable (this=0xd01a50) at ../../akonadi/monitor_p.cpp:715
#48 0x00007fa66fac587a in QMetaObject::activate (sender=sender@entry=0xcf9da0, m=m@entry=0x7fa66be7bc80 <Akonadi::EntityCacheBase::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#49 0x00007fa66badc090 in Akonadi::EntityCacheBase::dataAvailable (this=this@entry=0xcf9da0) at ./moc_entitycache_p.cpp:101
#50 0x00007fa66ba9c2ec in Akonadi::EntityCache<Akonadi::Collection, Akonadi::CollectionFetchJob, Akonadi::CollectionFetchScope>::processResult (this=0xcf9da0, job=<optimized out>) at ../../akonadi/entitycache_p.h:203
#51 0x00007fa66fac587a in QMetaObject::activate (sender=sender@entry=0x2a83f80, m=m@entry=0x7fa6715ed600 <KJob::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7fffe5f758f0) at kernel/qobject.cpp:3539
#52 0x00007fa67125d622 in KJob::result (this=this@entry=0x2a83f80, _t1=_t1@entry=0x2a83f80) at ./kjob.moc:207
#53 0x00007fa67125d660 in KJob::emitResult (this=0x2a83f80) at ../../kdecore/jobs/kjob.cpp:318
#54 0x00007fa66fac9c1e in QObject::event (this=0x2a83f80, e=<optimized out>) at kernel/qobject.cpp:1194
#55 0x00007fa66ffe2e2c in QApplicationPrivate::notify_helper (this=this@entry=0xc24700, receiver=receiver@entry=0x2a83f80, e=e@entry=0x5099a20) at kernel/qapplication.cpp:4567
#56 0x00007fa66ffe94a0 in QApplication::notify (this=this@entry=0x7fffe5f762d0, receiver=receiver@entry=0x2a83f80, e=e@entry=0x5099a20) at kernel/qapplication.cpp:4353
#57 0x00007fa67181dbaa in KApplication::notify (this=0x7fffe5f762d0, receiver=0x2a83f80, event=0x5099a20) at ../../kdeui/kernel/kapplication.cpp:311
#58 0x00007fa66fab14dd in QCoreApplication::notifyInternal (this=0x7fffe5f762d0, receiver=receiver@entry=0x2a83f80, event=event@entry=0x5099a20) at kernel/qcoreapplication.cpp:953
#59 0x00007fa66fab4b3d in sendEvent (event=0x5099a20, receiver=0x2a83f80) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#60 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0xbaa220) at kernel/qcoreapplication.cpp:1577
#61 0x00007fa66fab4fe3 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1470
#62 0x00007fa66fadef83 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#63 postEventSourceDispatch (s=0xdbbe80) at kernel/qeventdispatcher_glib.cpp:287
#64 0x00007fa6671d2e04 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#65 0x00007fa6671d3048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#66 0x00007fa6671d30ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#67 0x00007fa66fade7a1 in QEventDispatcherGlib::processEvents (this=0xbabb20, flags=...) at kernel/qeventdispatcher_glib.cpp:434
#68 0x00007fa670084bb6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#69 0x00007fa66fab00af in QEventLoop::processEvents (this=this@entry=0x7fffe5f75f20, flags=...) at kernel/qeventloop.cpp:149
#70 0x00007fa66fab03a5 in QEventLoop::exec (this=this@entry=0x7fffe5f75f20, flags=...) at kernel/qeventloop.cpp:204
#71 0x00007fa66fab5b79 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1225
#72 0x00007fa66ffe137c in QApplication::exec () at kernel/qapplication.cpp:3828
#73 0x0000000000402d18 in main (argc=<optimized out>, argv=<optimized out>) at ../../kmail/main.cpp:146

Possible duplicates by query: bug 330953.

Reported using DrKonqi