Application: kontact (4.8.4)
KDE Platform Version: 4.8.4 (4.8.4)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-27-generic x86_64
Distribution: Ubuntu 12.04 LTS

-- Information about the crash:
change folder bug as duplicate

The crash can be reproduced every time.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fb701fb17c0 (LWP 4585))]

Thread 4 (Thread 0x7fb6e54b2700 (LWP 4586)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fb6fe7b0dec in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007fb6fe7b0f19 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007fb6f9c74e9a in start_thread (arg=0x7fb6e54b2700) at pthread_create.c:308
#4  0x00007fb6ff4e24bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fb6e4b99700 (LWP 4587)):
#0  0x00007fb6f97e332a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fb6f97e3599 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb6f97a7851 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb6f97a7f5b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb6f97a8164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fb6ffc57426 in QEventDispatcherGlib::processEvents (this=0x7fb6e00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007fb6ffc26c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007fb6ffc26ed7 in QEventLoop::exec (this=0x7fb6e4b98dc0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007fb6ffb25fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#9  0x00007fb6ffb28fcb in QThreadPrivate::start (arg=0x250cbd0) at thread/qthread_unix.cpp:298
#10 0x00007fb6f9c74e9a in start_thread (arg=0x7fb6e4b99700) at pthread_create.c:308
#11 0x00007fb6ff4e24bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fb695ed7700 (LWP 6324)):
#0  0x00007fb6ff4d6b03 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fb6f97a8036 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb6f97a8164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb6ffc57426 in QEventDispatcherGlib::processEvents (this=0x7fb68801c750, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007fb6ffc26c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fb6ffc26ed7 in QEventLoop::exec (this=0x7fb695ed6d90, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fb6ffb25fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007fb6ffc069ff in QInotifyFileSystemWatcherEngine::run (this=0x2e5d8f0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fb6ffb28fcb in QThreadPrivate::start (arg=0x2e5d8f0) at thread/qthread_unix.cpp:298
#9  0x00007fb6f9c74e9a in start_thread (arg=0x7fb695ed7700) at pthread_create.c:308
#10 0x00007fb6ff4e24bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fb701fb17c0 (LWP 4585)):
[KCrash Handler]
#6  at (this=0x0, i=3) at /usr/include/qt4/QtCore/qlist.h:100
#7  at (i=3, this=0x0) at /usr/include/qt4/QtCore/qlist.h:470
#8  MessageList::Core::ModelInvariantRowMapperPrivate::indexDead (this=0x2c269f0, invariant=0x4da4bd0) at ../../messagelist/core/modelinvariantrowmapper.cpp:135
#9  0x00007fb69b595eeb in MessageList::Core::ModelInvariantIndex::~ModelInvariantIndex (this=0x4da4bd0, __in_chrg=<optimized out>) at ../../messagelist/core/modelinvariantindex.cpp:37
#10 0x00007fb69b57e877 in MessageList::Core::MessageItem::~MessageItem (this=0x4da4bc0, __in_chrg=<optimized out>) at ../../messagelist/core/messageitem.cpp:266
#11 0x00007fb69b57e919 in MessageList::Core::MessageItem::~MessageItem (this=0x4da4bc0, __in_chrg=<optimized out>) at ../../messagelist/core/messageitem.cpp:268
#12 0x00007fb69b572ec5 in MessageList::Core::Item::killAllChildItems (this=0x442c740) at ../../messagelist/core/item.cpp:400
#13 0x00007fb69b574417 in MessageList::Core::Item::~Item (this=0x442c740, __in_chrg=<optimized out>) at ../../messagelist/core/item.cpp:47
#14 0x00007fb69b574c69 in MessageList::Core::GroupHeaderItem::~GroupHeaderItem (this=0x442c740, __in_chrg=<optimized out>) at ../../messagelist/core/groupheaderitem.cpp:32
#15 0x00007fb69b572ec5 in MessageList::Core::Item::killAllChildItems (this=0x2853150) at ../../messagelist/core/item.cpp:400
#16 0x00007fb69b58e81f in MessageList::Core::Model::setStorageModel (this=0x2874d80, storageModel=0x373f740, preSelectionMode=MessageList::Core::PreSelectLastSelected) at ../../messagelist/core/model.cpp:714
#17 0x00007fb69b5aa5c5 in MessageList::Core::View::setStorageModel (this=0x2c1aad0, storageModel=<optimized out>, preSelectionMode=<optimized out>) at ../../messagelist/core/view.cpp:273
#18 0x00007fb69b5b912f in MessageList::Core::Widget::setStorageModel (this=0x2b98a90, storageModel=0x373f740, preSelectionMode=MessageList::Core::PreSelectLastSelected) at ../../messagelist/core/widgetbase.cpp:412
#19 0x00007fb69b5ca79a in MessageList::Pane::setCurrentFolder (this=0x2b97b30, preSelectionMode=MessageList::Core::PreSelectLastSelected, overrideLabel=...) at ../../messagelist/pane.cpp:604
#20 0x00007fb69c195289 in KMMainWidget::slotShowSelectedFolderInPane (this=<optimized out>) at ../../kmail/kmmainwidget.cpp:603
#21 0x00007fb69c1b6fea in KMMainWidget::qt_static_metacall (_o=0x2b42d70, _c=<optimized out>, _id=<optimized out>, _a=0x50d42d0) at ./kmmainwidget.moc:382
#22 0x00007fb6ffc41446 in QObject::event (this=0x2b42d70, e=<optimized out>) at kernel/qobject.cpp:1195
#23 0x00007fb700672b7b in QWidget::event (this=0x2b42d70, event=0x5316c40) at kernel/qwidget.cpp:8821
#24 0x00007fb700622894 in notify_helper (e=0x5316c40, receiver=0x2b42d70, this=0x2387780) at kernel/qapplication.cpp:4559
#25 QApplicationPrivate::notify_helper (this=0x2387780, receiver=0x2b42d70, e=0x5316c40) at kernel/qapplication.cpp:4531
#26 0x00007fb700627713 in QApplication::notify (this=0x7fffa18a3360, receiver=0x2b42d70, e=0x5316c40) at kernel/qapplication.cpp:4420
#27 0x00007fb70135c9e6 in KApplication::notify (this=0x7fffa18a3360, receiver=0x2b42d70, event=0x5316c40) at ../../kdeui/kernel/kapplication.cpp:311
#28 0x00007fb6ffc27e9c in QCoreApplication::notifyInternal (this=0x7fffa18a3360, receiver=0x2b42d70, event=0x5316c40) at kernel/qcoreapplication.cpp:876
#29 0x00007fb6ffc2bc6a in sendEvent (event=0x5316c40, receiver=0x2b42d70) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#30 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x2350380) at kernel/qcoreapplication.cpp:1500
#31 0x00007fb6ffc56f93 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#32 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:279
#33 0x00007fb6f97a7d53 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007fb6f97a80a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007fb6f97a8164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007fb6ffc573bf in QEventDispatcherGlib::processEvents (this=0x2351c10, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#37 0x00007fb7006cad5e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#38 0x00007fb6ffc26c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#39 0x00007fb6ffc26ed7 in QEventLoop::exec (this=0x7fffa18a32f0, flags=...) at kernel/qeventloop.cpp:204
#40 0x00007fb6ffc2bf67 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#41 0x0000000000403629 in main (argc=1, argv=0x7fffa18a3988) at ../../../kontact/src/main.cpp:218

Possible duplicates by query: bug 303235, bug 302242, bug 297823.

Reported using DrKonqi