Application: kmail (4.14.3)
KDE Platform Version: 4.14.3
Qt Version: 4.8.6
Operating System: Linux 3.17.6-300.fc21.x86_64 x86_64
Distribution: "Fedora release 21 (Twenty One)"

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

Just opened KMail via KRunner. Since I have to print some more words, I print this useless second sentence.

-- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
81	T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
[Current thread is 1 (Thread 0x7f73fb675900 (LWP 11885))]

Thread 3 (Thread 0x7f7387c05700 (LWP 11888)):
#0  0x00007f73f6a44590 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f73ed0bd093 in JSC::BlockAllocator::blockFreeingThreadMain() () at /lib64/libQtWebKit.so.4
#2  0x00007f73ed3c2636 in WTF::wtfThreadEntryPoint(void*) () at /lib64/libQtWebKit.so.4
#3  0x00007f73f6a3f52a in start_thread (arg=0x7f7387c05700) at pthread_create.c:310
#4  0x00007f73f500877d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f7386f96700 (LWP 11889)):
#0  0x00007f73f6a471cd in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f73e721fd30 in g_wakeup_acknowledge (__nbytes=16, __buf=0x7f7386f95ac0, __fd=<optimized out>) at /usr/include/bits/unistd.h:44
#2  0x00007f73e721fd30 in g_wakeup_acknowledge (wakeup=0x10450c0) at gwakeup.c:210
#3  0x00007f73e71dc8ec in g_main_context_check (context=context@entry=0x7f73780009a0, max_priority=2147483647, fds=fds@entry=0x7f73780013e0, n_fds=n_fds@entry=1) at gmain.c:3579
#4  0x00007f73e71dcdc3 in g_main_context_iterate (context=context@entry=0x7f73780009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3778
#5  0x00007f73e71dcf3c in g_main_context_iteration (context=0x7f73780009a0, may_block=1) at gmain.c:3842
#6  0x00007f73f6e08a3e in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#7  0x00007f73f6dd8261 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#8  0x00007f73f6dd85c5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#9  0x00007f73f6ccdb59 in QThread::exec() () at /lib64/libQtCore.so.4
#10 0x00007f73f6cd03bf in QThreadPrivate::start(void*) () at /lib64/libQtCore.so.4
#11 0x00007f73f6a3f52a in start_thread (arg=0x7f7386f96700) at pthread_create.c:310
#12 0x00007f73f500877d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f73fb675900 (LWP 11885)):
[KCrash Handler]
#5  0x00007f73f6d15dd0 in QString::operator==(QString const&) const () at /lib64/libQtCore.so.4
#6  0x00007f73fb1f36ec in KStatusNotifierItem::setToolTipSubTitle(QString const&) () at /lib64/libkdeui.so.5
#7  0x00007f73fa3a4bfe in KMail::KMSystemTray::unreadMail(QAbstractItemModel const*, QModelIndex const&) () at /lib64/libkmailprivate.so.4
#8  0x00007f73fa3a4add in KMail::KMSystemTray::unreadMail(QAbstractItemModel const*, QModelIndex const&) () at /lib64/libkmailprivate.so.4
#9  0x00007f73fa3a4add in KMail::KMSystemTray::unreadMail(QAbstractItemModel const*, QModelIndex const&) () at /lib64/libkmailprivate.so.4
#10 0x00007f73fa3a4de5 in KMail::KMSystemTray::initListOfCollection() () at /lib64/libkmailprivate.so.4
#11 0x00007f73fa3adf2d in KMKernel::toggleSystemTray() () at /lib64/libkmailprivate.so.4
#12 0x00007f73fa3e0adf in KMMainWidget::readConfig() () at /lib64/libkmailprivate.so.4
#13 0x00007f73fa3ef341 in KMMainWidget::KMMainWidget(QWidget*, KXMLGUIClient*, KActionCollection*, KSharedPtr<KSharedConfig>) () at /lib64/libkmailprivate.so.4
#14 0x00007f73fa39bf98 in KMMainWin::KMMainWin(QWidget*) () at /lib64/libkmailprivate.so.4
#15 0x00007f73fa3acac7 in KMKernel::openReader(bool) () at /lib64/libkmailprivate.so.4
#16 0x00007f73fa3b10f4 in KMKernel::action(bool, bool, QString const&, QString const&, QString const&, QString const&, QString const&, KUrl const&, KUrl::List const&, QStringList const&, QString const&, QString const&) () at /lib64/libkmailprivate.so.4
#17 0x00007f73fa3b2077 in KMKernel::handleCommandLine(bool) () at /lib64/libkmailprivate.so.4
#18 0x00000000004035ab in KMailApplication::newInstance() ()
#19 0x00007f73fb0cfeda in KUniqueApplicationAdaptor::newInstance(QByteArray const&, QByteArray const&) () at /lib64/libkdeui.so.5
#20 0x00007f73fb0cffbd in KUniqueApplicationAdaptor::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) [clone .part.19] () at /lib64/libkdeui.so.5
#21 0x00007f73fb0d01c3 in KUniqueApplicationAdaptor::qt_metacall(QMetaObject::Call, int, void**) () at /lib64/libkdeui.so.5
#22 0x00007f73f7166656 in QDBusConnectionPrivate::deliverCall(QObject*, int, QDBusMessage const&, QList<int> const&, int) () at /lib64/libQtDBus.so.4
#23 0x00007f73f716786b in QDBusConnectionPrivate::activateCall(QObject*, int, QDBusMessage const&) () at /lib64/libQtDBus.so.4
#24 0x00007f73f7168260 in QDBusConnectionPrivate::activateObject(QDBusConnectionPrivate::ObjectTreeNode&, QDBusMessage const&, int) () at /lib64/libQtDBus.so.4
#25 0x00007f73f71683eb in QDBusActivateObjectEvent::placeMetaCall(QObject*) () at /lib64/libQtDBus.so.4
#26 0x00007f73f6df2951 in QObject::event(QEvent*) () at /lib64/libQtCore.so.4
#27 0x00007f73f5f18153 in QApplication::event(QEvent*) () at /lib64/libQtGui.so.4
#28 0x00007f73f5f12efc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib64/libQtGui.so.4
#29 0x00007f73f5f19958 in QApplication::notify(QObject*, QEvent*) () at /lib64/libQtGui.so.4
#30 0x00007f73fb0c89ea in KApplication::notify(QObject*, QEvent*) () at /lib64/libkdeui.so.5
#31 0x00007f73f6dd970d in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /lib64/libQtCore.so.4
#32 0x00007f73f6ddc9d1 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /lib64/libQtCore.so.4
#33 0x00007f73f6e088ae in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () at /lib64/libQtCore.so.4
#34 0x00007f73e71dcaeb in g_main_context_dispatch (context=0x10c7930) at gmain.c:3111
#35 0x00007f73e71dcaeb in g_main_context_dispatch (context=context@entry=0x10c7930) at gmain.c:3710
#36 0x00007f73e71dce88 in g_main_context_iterate (context=context@entry=0x10c7930, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3781
#37 0x00007f73e71dcf3c in g_main_context_iteration (context=0x10c7930, may_block=1) at gmain.c:3842
#38 0x00007f73f6e08a1e in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#39 0x00007f73f5fb6136 in QGuiEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtGui.so.4
#40 0x00007f73f6dd8261 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#41 0x00007f73f6dd85c5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#42 0x00007f73f6dddca9 in QCoreApplication::exec() () at /lib64/libQtCore.so.4
#43 0x0000000000402ef2 in main ()

The reporter indicates this bug may be a duplicate of or related to bug 340014.

Possible duplicates by query: bug 340014.

Reported using DrKonqi