Application that crashed: kontact
Version of the application: 4.3.4
KDE Version: 4.3.4 (KDE 4.3.4)
Qt Version: 4.5.3
Operating System: Linux 2.6.32-trunk-amd64 x86_64
Distribution: Debian GNU/Linux unstable (sid)

What I was doing when the application crashed:
Kontact crashes after selecting an unread message in IMAP folder

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
The current source language is "auto; currently c".
[Current thread is 1 (Thread 0x7f0cba16a750 (LWP 14674))]

Thread 3 (Thread 0x7f0c9ac4a910 (LWP 14691)):
#0  0x00007f0cb7768fc2 in select () from /lib/libc.so.6
#1  0x00007f0cb8a45d36 in QProcessManager::run (this=0x22de2c0) at io/qprocess_unix.cpp:296
#2  0x00007f0cb89814a5 in QThreadPrivate::start (arg=0x22de2c0) at thread/qthread_unix.cpp:188
#3  0x00007f0cb151f73a in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007f0cb776f6dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f0c91902910 (LWP 377)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:261
#1  0x00007f0cb8982499 in QWaitConditionPrivate::wait (this=0x5714560, mutex=0x5714558, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=0x5714560, mutex=0x5714558, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f0cb2f763b4 in QHostInfoAgent::run (this=0x5714540) at kernel/qhostinfo.cpp:260
#4  0x00007f0cb89814a5 in QThreadPrivate::start (arg=0x5714540) at thread/qthread_unix.cpp:188
#5  0x00007f0cb151f73a in start_thread (arg=<value optimized out>) at pthread_create.c:300
#6  0x00007f0cb776f6dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f0cba16a750 (LWP 14674)):
[KCrash Handler]
#5  QBasicAtomicInt::ref (this=0x26ee9d0) at /usr/include/qt4/QtCore/qatomic_x86_64.h:121
#6  QList (this=0x26ee9d0) at /usr/include/qt4/QtCore/qlist.h:111
#7  KMail::FolderJob::msgList (this=0x26ee9d0) at ../../kmail/folderjob.cpp:120
#8  0x00007f0ca1d2cb03 in KMAcctImap::ignoreJobsForMessage (this=0x2782600, msg=0x4fa48e0) at ../../kmail/kmacctimap.cpp:217
#9  0x00007f0ca1e45257 in KMCommand::transferSelectedMsgs (this=0x4c76b80) at ../../kmail/kmcommands.cpp:334
#10 0x00007f0ca1e4575f in KMCommand::slotStart (this=0x4c76b80) at ../../kmail/kmcommands.cpp:266
#11 0x00007f0ca1e36566 in KMCommand::qt_metacall (this=0x4c76b80, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffbd0d5dd0) at ./kmcommands.moc:86
#12 0x00007f0cb8a7bdf2 in QMetaObject::activate (sender=0x400cf10, from_signal_index=<value optimized out>, to_signal_index=4, argv=0x58773b0) at kernel/qobject.cpp:3112
#13 0x00007f0cb8a80f5f in QSingleShotTimer::timerEvent (this=0x400cf10) at kernel/qtimer.cpp:298
#14 0x00007f0cb8a76353 in QObject::event (this=0x400cf10, e=0x26ee9d0) at kernel/qobject.cpp:1074
#15 0x00007f0cb7ee001d in QApplicationPrivate::notify_helper (this=0x22e4fa0, receiver=0x400cf10, e=0x7fffbd0d6490) at kernel/qapplication.cpp:4065
#16 0x00007f0cb7ee807a in QApplication::notify (this=0x7fffbd0d6800, receiver=0x400cf10, e=0x7fffbd0d6490) at kernel/qapplication.cpp:4030
#17 0x00007f0cb940ce06 in KApplication::notify (this=0x7fffbd0d6800, receiver=0x400cf10, event=0x7fffbd0d6490) at ../../kdeui/kernel/kapplication.cpp:302
#18 0x00007f0cb8a66c9c in QCoreApplication::notifyInternal (this=0x7fffbd0d6800, receiver=0x400cf10, event=0x7fffbd0d6490) at kernel/qcoreapplication.cpp:610
#19 0x00007f0cb8a932c6 in QCoreApplication::sendEvent (this=0x22dd1a0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#20 QTimerInfoList::activateTimers (this=0x22dd1a0) at kernel/qeventdispatcher_unix.cpp:580
#21 0x00007f0cb8a8f658 in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#22 idleTimerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:231
#23 0x00007f0cb177090e in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#24 0x00007f0cb17742c8 in ?? () from /lib/libglib-2.0.so.0
#25 0x00007f0cb17743f0 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#26 0x00007f0cb8a8f39c in QEventDispatcherGlib::processEvents (this=0x22b2920, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:407
#27 0x00007f0cb7f76f1f in QGuiEventDispatcherGlib::processEvents (this=0x7fffbd0d5b80, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#28 0x00007f0cb8a65562 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#29 0x00007f0cb8a65934 in QEventLoop::exec (this=0x7fffbd0d6740, flags=...) at kernel/qeventloop.cpp:201
#30 0x00007f0cb8a67ba4 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#31 0x0000000000403f17 in main (argc=<value optimized out>, argv=<value optimized out>) at ../../../kontact/src/main.cpp:218
The current source language is "auto; currently asm".
The current source language is "auto; currently c".

This bug may be a duplicate of or related to bug 213901

Reported using DrKonqi