Application: kmail (4.13.2)
KDE Platform Version: 4.13.2
Qt Version: 4.8.6
Operating System: Linux 3.13.0-30-generic x86_64
Distribution: Ubuntu 14.04 LTS

-- Information about the crash:
I have a bigger mixed maildir ressource (~1.8G) and deleted some folders. Mostly this wiorks but on latest one I deleted I got a crash.

-- 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 0x7f821880f800 (LWP 5422))]

Thread 7 (Thread 0x7f81ef47d700 (LWP 5425)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f820a10f81d in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007f820a10f859 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007f821342f182 in start_thread (arg=0x7f81ef47d700) at pthread_create.c:312
#4  0x00007f8215b6e30d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 6 (Thread 0x7f81ae2eb700 (LWP 5426)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8209e5020d in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007f820a13efd6 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007f821342f182 in start_thread (arg=0x7f81ae2eb700) at pthread_create.c:312
#4  0x00007f8215b6e30d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 5 (Thread 0x7f81ad382700 (LWP 5429)):
#0  0x00007f8215b60fbd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f820dbf0fe4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f820dbf10ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f82164fd7be in QEventDispatcherGlib::processEvents (this=0x7f81a00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#4  0x00007f82164cf0af in QEventLoop::processEvents (this=this@entry=0x7f81ad381de0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f82164cf3a5 in QEventLoop::exec (this=this@entry=0x7f81ad381de0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f82163cbc5f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:537
#7  0x00007f82163ce32f in QThreadPrivate::start (arg=0x169d340) at thread/qthread_unix.cpp:349
#8  0x00007f821342f182 in start_thread (arg=0x7f81ad382700) at pthread_create.c:312
#9  0x00007f8215b6e30d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7f81a734e700 (LWP 5430)):
#0  0x00007f8215b5f6bd in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f820dc31c20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f820dbf0b14 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f820dbf0f7b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f820dbf10ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f82164fd7be in QEventDispatcherGlib::processEvents (this=0x7f819c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#6  0x00007f82164cf0af in QEventLoop::processEvents (this=this@entry=0x7f81a734dda0, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f82164cf3a5 in QEventLoop::exec (this=this@entry=0x7f81a734dda0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f82163cbc5f in QThread::exec (this=this@entry=0x199bd70) at thread/qthread.cpp:537
#9  0x00007f82164b0823 in QInotifyFileSystemWatcherEngine::run (this=0x199bd70) at io/qfilesystemwatcher_inotify.cpp:265
#10 0x00007f82163ce32f in QThreadPrivate::start (arg=0x199bd70) at thread/qthread_unix.cpp:349
#11 0x00007f821342f182 in start_thread (arg=0x7f81a734e700) at pthread_create.c:312
#12 0x00007f8215b6e30d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7f8197975700 (LWP 8005)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f820005bffb in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f820005c039 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f821342f182 in start_thread (arg=0x7f8197975700) at pthread_create.c:312
#4  0x00007f8215b6e30d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f81958ed700 (LWP 8561)):
#0  0x00007f8215b5f6bd in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f820dc31c20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f820dbf0b14 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f820dbf0f7b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f820dbf10ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f82164fd7be in QEventDispatcherGlib::processEvents (this=0x7f8108005690, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#6  0x00007f82164cf0af in QEventLoop::processEvents (this=this@entry=0x7f81958ecda0, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f82164cf3a5 in QEventLoop::exec (this=this@entry=0x7f81958ecda0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f82163cbc5f in QThread::exec (this=this@entry=0x8c8e1f0) at thread/qthread.cpp:537
#9  0x00007f82164b0823 in QInotifyFileSystemWatcherEngine::run (this=0x8c8e1f0) at io/qfilesystemwatcher_inotify.cpp:265
#10 0x00007f82163ce32f in QThreadPrivate::start (arg=0x8c8e1f0) at thread/qthread_unix.cpp:349
#11 0x00007f821342f182 in start_thread (arg=0x7f81958ed700) at pthread_create.c:312
#12 0x00007f8215b6e30d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f821880f800 (LWP 5422)):
[KCrash Handler]
#6  QSharedDataPointer (o=..., this=0x7fff0d531290) at /usr/include/qt4/QtCore/qshareddata.h:93
#7  assignEntityPrivate (one=..., other=...) at ../../akonadi/entity.cpp:49
#8  0x00007f82124846c5 in Akonadi::Entity::Entity (this=0x7fff0d5312f0, other=...) at ../../akonadi/entity.cpp:55
#9  0x00007f82113219dd in MailCommon::FolderCollection::collection (this=<optimized out>) at ../../mailcommon/folder/foldercollection.cpp:151
#10 0x00007f82175bae28 in KMMainWidget::slotMessageSelected (this=0xb7dba0, item=...) at ../../kmail/kmmainwidget.cpp:4466
#11 0x00007f82176a1595 in KMMainWidget::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at moc_kmmainwidget.cpp:378
#12 0x00007f82164e487a in QMetaObject::activate (sender=0x124ddc0, m=m@entry=0x7f8211c4c820 <MessageList::Pane::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fff0d531480) at kernel/qobject.cpp:3539
#13 0x00007f8211a0df52 in MessageList::Pane::messageSelected (this=<optimized out>, _t1=...) at ./moc_pane.cpp:165
#14 0x00007f82164e487a in QMetaObject::activate (sender=sender@entry=0x12236d0, m=m@entry=0x7f8211c4e7a0 <MessageList::Widget::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fff0d5315a0) at kernel/qobject.cpp:3539
#15 0x00007f8211a1f662 in MessageList::Widget::messageSelected (this=this@entry=0x12236d0, _t1=...) at moc_widget.cpp:120
#16 0x00007f8211a1600e in MessageList::Widget::viewMessageSelected (this=0x12236d0, msg=<optimized out>) at ../../messagelist/widget.cpp:270
#17 0x00007f82119f0380 in MessageList::Core::View::slotSelectionChanged (this=0x13825c0) at ../../messagelist/core/view.cpp:1964
#18 0x00007f82164e487a in QMetaObject::activate (sender=sender@entry=0x1396e60, m=m@entry=0x7f82174c8fc0 <QItemSelectionModel::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fff0d531760) at kernel/qobject.cpp:3539
#19 0x00007f8216f4a857 in QItemSelectionModel::selectionChanged (this=this@entry=0x1396e60, _t1=..., _t2=...) at .moc/release-shared/moc_qitemselectionmodel.cpp:165
#20 0x00007f8216f4feb1 in QItemSelectionModel::emitSelectionChanged (this=this@entry=0x1396e60, newSelection=..., oldSelection=...) at itemviews/qitemselectionmodel.cpp:1544
#21 0x00007f8216f50683 in QItemSelectionModel::select (this=0x1396e60, selection=..., command=...) at itemviews/qitemselectionmodel.cpp:1110
#22 0x00007f8216f4b6c8 in QItemSelectionModel::select (this=this@entry=0x1396e60, index=..., command=...) at itemviews/qitemselectionmodel.cpp:985
#23 0x00007f8216f4aa87 in QItemSelectionModel::setCurrentIndex (this=0x1396e60, index=..., command=...) at itemviews/qitemselectionmodel.cpp:1174
#24 0x00007f82119f00d9 in MessageList::Core::View::setCurrentMessageItem (this=0x13825c0, it=0x82d4de0, center=center@entry=true) at ../../messagelist/core/view.cpp:890
#25 0x00007f82119d1ed8 in MessageList::Core::ModelPrivate::viewItemJobStep (this=0x13950d0) at ../../messagelist/core/model.cpp:3970
#26 0x00007f82164e487a in QMetaObject::activate (sender=0x1395108, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3539
#27 0x00007f82164e8a31 in QObject::event (this=0x1395108, e=<optimized out>) at kernel/qobject.cpp:1156
#28 0x00007f8216a01e2c in QApplicationPrivate::notify_helper (this=this@entry=0xb7e770, receiver=receiver@entry=0x1395108, e=e@entry=0x7fff0d531ff0) at kernel/qapplication.cpp:4567
#29 0x00007f8216a084a0 in QApplication::notify (this=this@entry=0x7fff0d532610, receiver=receiver@entry=0x1395108, e=e@entry=0x7fff0d531ff0) at kernel/qapplication.cpp:4353
#30 0x00007f821823cd1a in KApplication::notify (this=0x7fff0d532610, receiver=0x1395108, event=0x7fff0d531ff0) at ../../kdeui/kernel/kapplication.cpp:311
#31 0x00007f82164d04dd in QCoreApplication::notifyInternal (this=0x7fff0d532610, receiver=0x1395108, event=0x7fff0d531ff0) at kernel/qcoreapplication.cpp:953
#32 0x00007f8216500323 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#33 QTimerInfoList::activateTimers (this=0xb5fa10) at kernel/qeventdispatcher_unix.cpp:621
#34 0x00007f82164fd5f1 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:193
#35 0x00007f820dbf0e04 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007f820dbf1048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007f820dbf10ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#38 0x00007f82164fd7a1 in QEventDispatcherGlib::processEvents (this=0xaaab20, flags=...) at kernel/qeventdispatcher_glib.cpp:434
#39 0x00007f8216aa3bb6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#40 0x00007f82164cf0af in QEventLoop::processEvents (this=this@entry=0x7fff0d532260, flags=...) at kernel/qeventloop.cpp:149
#41 0x00007f82164cf3a5 in QEventLoop::exec (this=this@entry=0x7fff0d532260, flags=...) at kernel/qeventloop.cpp:204
#42 0x00007f82164d4b79 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1225
#43 0x00007f8216a0037c in QApplication::exec () at kernel/qapplication.cpp:3828
#44 0x0000000000402d18 in main (argc=<optimized out>, argv=<optimized out>) at ../../kmail/main.cpp:146

Possible duplicates by query: bug 331678, bug 331499, bug 329805, bug 327704, bug 325911.

Reported using DrKonqi