Application: kmail (1.13.2)
KDE Platform Version: 4.4.2 (KDE 4.4.2)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-22-generic x86_64
Distribution: Ubuntu 10.04 LTS

-- Information about the crash:
I was replying to mail, and added some more contacts to CC. First one was added okay, second one crashed.

 -- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f2d6f777820 (LWP 1918))]

Thread 2 (Thread 0x7f2d4f6d5710 (LWP 2232)):
#0  0x00007f2d6c28cf53 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f2d63c3a4a9 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f2d63c3a8fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f2d6cbf7566 in QEventDispatcherGlib::processEvents (this=0x2125170, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#4  0x00007f2d6cbcc992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f2d6cbccd6c in QEventLoop::exec (this=0x7f2d4f6d4cf0, flags=) at kernel/qeventloop.cpp:201
#6  0x00007f2d6cad6d59 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#7  0x00007f2d6cbad178 in QInotifyFileSystemWatcherEngine::run (this=0x27bcc30) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f2d6cad9775 in QThreadPrivate::start (arg=0x27bcc30) at thread/qthread_unix.cpp:248
#9  0x00007f2d6a6e39ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#10 0x00007f2d6c29969d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f2d6f777820 (LWP 1918)):
[KCrash Handler]
#5  QBasicAtomicInt::ref (this=0x38e1b50, item=0x38c2fe0) at /usr/include/qt4/QtCore/qatomic_x86_64.h:121
#6  QString (this=0x38e1b50, item=0x38c2fe0) at /usr/include/qt4/QtCore/qstring.h:715
#7  RecipientItem::key (this=0x38e1b50, item=0x38c2fe0) at ../../kmail/recipientspicker.h:70
#8  RecipientsCollection::getEquivalentItem (this=0x38e1b50, item=0x38c2fe0) at ../../kmail/recipientspicker.cpp:277
#9  0x00007f2d6e3b28f0 in RecipientsPicker::updateList (this=<value optimized out>) at ../../kmail/recipientspicker.cpp:699
#10 0x00007f2d6e3b64f2 in RecipientsPicker::setRecipients (this=<value optimized out>, recipients=<value optimized out>) at ../../kmail/recipientspicker.cpp:644
#11 0x00007f2d6e3ad029 in SideWidget::pickRecipient (this=0x2f58010) at ../../kmail/recipientseditor.cpp:852
#12 0x00007f2d6e3ae664 in SideWidget::qt_metacall (this=0x2f58010, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff9aa72ef0) at ./recipientseditor.moc:528
#13 0x00007f2d6cbe0e3f in QMetaObject::activate (sender=0x2f61450, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0xfffffffffff7adb8) at kernel/qobject.cpp:3293
#14 0x00007f2d6d73c5f2 in QAbstractButton::clicked (this=0x38e1b50, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:206
#15 0x00007f2d6d45686b in QAbstractButtonPrivate::emitClicked (this=0x2f62150) at widgets/qabstractbutton.cpp:546
#16 0x00007f2d6d45770b in QAbstractButtonPrivate::click (this=0x2f62150) at widgets/qabstractbutton.cpp:539
#17 0x00007f2d6d45797c in QAbstractButton::mouseReleaseEvent (this=0x2f61450, e=0x7fff9aa73840) at widgets/qabstractbutton.cpp:1121
#18 0x00007f2d6d0f7582 in QWidget::event (this=0x2f61450, event=0x7fff9aa73840) at kernel/qwidget.cpp:7998
#19 0x00007f2d6d0a122c in QApplicationPrivate::notify_helper (this=0x1e9e1d0, receiver=0x2f61450, e=0x7fff9aa73840) at kernel/qapplication.cpp:4300
#20 0x00007f2d6d0a7ecb in QApplication::notify (this=0x7fff9aa74660, receiver=0x2f61450, e=0x7fff9aa73840) at kernel/qapplication.cpp:3865
#21 0x00007f2d6f1a3526 in KApplication::notify (this=0x7fff9aa74660, receiver=0x2f61450, event=0x7fff9aa73840) at ../../kdeui/kernel/kapplication.cpp:302
#22 0x00007f2d6cbce06c in QCoreApplication::notifyInternal (this=0x7fff9aa74660, receiver=0x2f61450, event=0x7fff9aa73840) at kernel/qcoreapplication.cpp:704
#23 0x00007f2d6d0a70ae in QCoreApplication::sendEvent (receiver=0x2f61450, event=0x7fff9aa73840, alienWidget=0x0, nativeWidget=0x2f61450, buttonDown=<value optimized out>, 
    lastMouseReceiver=<value optimized out>, spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#24 QApplicationPrivate::sendMouseEvent (receiver=0x2f61450, event=0x7fff9aa73840, alienWidget=0x0, nativeWidget=0x2f61450, buttonDown=<value optimized out>, lastMouseReceiver=<value optimized out>, 
    spontaneous=true) at kernel/qapplication.cpp:2965
#25 0x00007f2d6d126f65 in QETWidget::translateMouseEvent (this=0x2f61450, event=<value optimized out>) at kernel/qapplication_x11.cpp:4368
#26 0x00007f2d6d1258ac in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fff9aa74160) at kernel/qapplication_x11.cpp:3501
#27 0x00007f2d6d151882 in x11EventSourceDispatch (s=0x1e7caf0, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#28 0x00007f2d63c368c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#29 0x00007f2d63c3a748 in ?? () from /lib/libglib-2.0.so.0
#30 0x00007f2d63c3a8fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#31 0x00007f2d6cbf7513 in QEventDispatcherGlib::processEvents (this=0x1e38000, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#32 0x00007f2d6d15146e in QGuiEventDispatcherGlib::processEvents (this=0x38e1b50, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#33 0x00007f2d6cbcc992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#34 0x00007f2d6cbccd6c in QEventLoop::exec (this=0x7fff9aa74490, flags=) at kernel/qeventloop.cpp:201
#35 0x00007f2d6cbd0aab in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#36 0x0000000000403482 in main (argc=<value optimized out>, argv=<value optimized out>) at ../../kmail/main.cpp:156

This bug may be a duplicate of or related to bug 219504, bug 217229, bug 231996.

Possible duplicates by query: bug 235533, bug 233497, bug 231996, bug 227938, bug 219504.

Reported using DrKonqi