Application that crashed: kmail
Version of the application: 1.12.4
KDE Version: 4.3.4 (KDE 4.3.4)
Qt Version: 4.5.3
Operating System: Linux 2.6.33-rc8-ck1 x86_64
Distribution: Debian GNU/Linux 5.0.4 (lenny)

What I was doing when the application crashed:
I opened a pdf attachment twice and the 2nd time I closed the attachment kmail crashed with the attached backtrace.

 -- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
The current source language is "auto; currently c".
[Current thread is 1 (Thread 0x7ff045293750 (LWP 7858))]

Thread 3 (Thread 0x7ff027ebd910 (LWP 7863)):
#0  0x00007ff042114743 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007ff03a5a80ac in ?? () from /lib/libglib-2.0.so.0
#2  0x00007ff03a5a83f0 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007ff0436553b6 in QEventDispatcherGlib::processEvents (this=0xf9bd20, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:409
#4  0x00007ff04362b562 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007ff04362b934 in QEventLoop::exec (this=0x7ff027ebd010, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007ff0435445a8 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#7  0x00007ff04360f498 in QInotifyFileSystemWatcherEngine::run (this=0xf9aa90) at io/qfilesystemwatcher_inotify.cpp:214
#8  0x00007ff0435474a5 in QThreadPrivate::start (arg=0xf9aa90) at thread/qthread_unix.cpp:188
#9  0x00007ff03d46473a in start_thread (arg=<value optimized out>) at pthread_create.c:300
#10 0x00007ff04211f69d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7ff01e8e7910 (LWP 23804)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:261
#1  0x00007ff043548499 in QWaitConditionPrivate::wait (this=0x16222d0, mutex=0x16222c8, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=0x16222d0, mutex=0x16222c8, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007ff0411bc3b4 in QHostInfoAgent::run (this=0x16222b0) at kernel/qhostinfo.cpp:260
#4  0x00007ff0435474a5 in QThreadPrivate::start (arg=0x16222b0) at thread/qthread_unix.cpp:188
#5  0x00007ff03d46473a in start_thread (arg=<value optimized out>) at pthread_create.c:300
#6  0x00007ff04211f69d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7ff045293750 (LWP 7858)):
[KCrash Handler]
#5  DwString::c_str (this=0x1bc71e0, msg=<value optimized out>, partSpecifier=<value optimized out>) at ../../mimelib/mimelib/string.h:618
#6  DwMessageComponent::partId (this=0x1bc71e0, msg=<value optimized out>, partSpecifier=<value optimized out>) at ../../mimelib/mimelib/msgcmp.h:259
#7  KMLoadPartsCommand::slotPartRetrieved (this=0x1bc71e0, msg=<value optimized out>, partSpecifier=<value optimized out>) at ../../kmail/kmcommands.cpp:2761
#8  0x00007ff043ff5746 in KMLoadPartsCommand::qt_metacall (this=0x1bc71e0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffe44ebf10) at ./kmcommands.moc:1858
#9  0x00007ff043641df2 in QMetaObject::activate (sender=0x15bd630, from_signal_index=<value optimized out>, to_signal_index=5, argv=0x12814b1) at kernel/qobject.cpp:3112
#10 0x00007ff044043777 in KMail::FolderJob::messageUpdated (this=0x15bd668, _t1=0x19bddb0, _t2=<value optimized out>) at ./folderjob.moc:106
#11 0x00007ff04404f6de in KMail::ImapJob::slotGetMessageResult (this=0x15bd630, job=<value optimized out>) at ../../kmail/imapjob.cpp:476
#12 0x00007ff044053a6b in KMail::ImapJob::qt_metacall (this=0x15bd630, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffe44ec110) at ./imapjob.moc:82
#13 0x00007ff043641df2 in QMetaObject::activate (sender=0x16c3880, from_signal_index=<value optimized out>, to_signal_index=7, argv=0x12814b1) at kernel/qobject.cpp:3112
#14 0x00007ff0447141b2 in KJob::result (this=0x15bd668, _t1=0x16c3880) at ./kjob.moc:188
#15 0x00007ff04471452f in KJob::emitResult (this=0x16c3880) at ../../kdecore/jobs/kjob.cpp:304
#16 0x00007ff03c9f0c33 in KIO::SimpleJob::slotFinished (this=0x16c3880) at ../../kio/kio/job.cpp:477
#17 0x00007ff03c9f10f3 in KIO::TransferJob::slotFinished (this=0x16c3880) at ../../kio/kio/job.cpp:948
#18 0x00007ff03c9efa01 in KIO::TransferJob::qt_metacall (this=0x16c3880, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffe44ec520) at ./jobclasses.moc:343
#19 0x00007ff043641df2 in QMetaObject::activate (sender=0xe78cb0, from_signal_index=<value optimized out>, to_signal_index=8, argv=0x12814b1) at kernel/qobject.cpp:3112
#20 0x00007ff03cab2921 in KIO::SlaveInterface::dispatch (this=0xe78cb0, _cmd=104, rawdata=...) at ../../kio/kio/slaveinterface.cpp:175
#21 0x00007ff03caaf1d3 in KIO::SlaveInterface::dispatch (this=0xe78cb0) at ../../kio/kio/slaveinterface.cpp:91
#22 0x00007ff03caa210d in KIO::Slave::gotInput (this=0xe78cb0) at ../../kio/kio/slave.cpp:322
#23 0x00007ff03caa422c in KIO::Slave::qt_metacall (this=0xe78cb0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffe44ec8d0) at ./slave.moc:76
#24 0x00007ff043641df2 in QMetaObject::activate (sender=0xded130, from_signal_index=<value optimized out>, to_signal_index=4, argv=0x12814b1) at kernel/qobject.cpp:3112
#25 0x00007ff03c9bdfb7 in KIO::ConnectionPrivate::dequeue (this=0xe40b20) at ../../kio/kio/connection.cpp:82
#26 0x00007ff03c9be0dd in KIO::Connection::qt_metacall (this=0xded130, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x8d0f80) at ./connection.moc:73
#27 0x00007ff04363c6c8 in QObject::event (this=0xded130, e=0x13559c0) at kernel/qobject.cpp:1110
#28 0x00007ff042aa601d in QApplicationPrivate::notify_helper (this=0x63f970, receiver=0xded130, e=0x13559c0) at kernel/qapplication.cpp:4065
#29 0x00007ff042aae07a in QApplication::notify (this=0x7fffe44ed420, receiver=0xded130, e=0x13559c0) at kernel/qapplication.cpp:4030
#30 0x00007ff044ccce06 in KApplication::notify (this=0x7fffe44ed420, receiver=0xded130, event=0x13559c0) at ../../kdeui/kernel/kapplication.cpp:302
#31 0x00007ff04362cc9c in QCoreApplication::notifyInternal (this=0x7fffe44ed420, receiver=0xded130, event=0x13559c0) at kernel/qcoreapplication.cpp:610
#32 0x00007ff04362d8e4 in QCoreApplication::sendEvent (receiver=0x0, event_type=0, data=0x60bee0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#33 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x60bee0) at kernel/qcoreapplication.cpp:1247
#34 0x00007ff0436557d3 in QCoreApplication::sendPostedEvents (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#35 postEventSourceDispatch (s=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:276
#36 0x00007ff03a5a490e in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#37 0x00007ff03a5a82c8 in ?? () from /lib/libglib-2.0.so.0
#38 0x00007ff03a5a83f0 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#39 0x00007ff04365539c in QEventDispatcherGlib::processEvents (this=0x60bb40, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:407
#40 0x00007ff042b3cf1f in QGuiEventDispatcherGlib::processEvents (this=0x15bd668, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#41 0x00007ff04362b562 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#42 0x00007ff04362b934 in QEventLoop::exec (this=0x7fffe44ed270, flags=...) at kernel/qeventloop.cpp:201
#43 0x00007ff04362dba4 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#44 0x0000000000402fa9 in main (argc=<value optimized out>, argv=<value optimized out>) at ../../kmail/main.cpp:146
The current source language is "auto; currently asm".
The current source language is "auto; currently c".

Reported using DrKonqi