Application: kontact (4.9.2)
KDE Platform Version: 4.9.2
Qt Version: 4.8.2
Operating System: Linux 3.2.0-32-generic x86_64
Distribution: Ubuntu 12.04.1 LTS

-- Information about the crash:
I had chosen an email to forward as an attachment and edited it for a short while. Upon chosing to discard the email Kontact crashed.

-- Backtrace:
Application: Kontact (kontact), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f76511de7c0 (LWP 10924))]

Thread 4 (Thread 0x7f76342e6700 (LWP 10925)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f764d9d5dec in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007f764d9d5f19 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007f7648e8ae9a in start_thread (arg=0x7f76342e6700) at pthread_create.c:308
#4  0x00007f764e70adbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f76339dd700 (LWP 10926)):
#0  0x00007f764e6fd9bd in read () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007f76489f88cf in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f76489bdba4 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f76489bdfd6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f76489be164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f764ee80906 in QEventDispatcherGlib::processEvents (this=0x7f762c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007f764ee4fe42 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f764ee50097 in QEventLoop::exec (this=0x7f76339dcdc0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f764ed4f057 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#9  0x00007f764ed5207b in QThreadPrivate::start (arg=0x97b740) at thread/qthread_unix.cpp:307
#10 0x00007f7648e8ae9a in start_thread (arg=0x7f76339dd700) at pthread_create.c:308
#11 0x00007f764e70adbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f75e6278700 (LWP 10947)):
#0  0x00007f764e6ff403 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f76489be036 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f76489be164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f764ee80906 in QEventDispatcherGlib::processEvents (this=0x7f75d80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f764ee4fe42 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f764ee50097 in QEventLoop::exec (this=0x7f75e6277d90, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f764ed4f057 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f764ee2fb4f in QInotifyFileSystemWatcherEngine::run (this=0xfe27c0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f764ed5207b in QThreadPrivate::start (arg=0xfe27c0) at thread/qthread_unix.cpp:307
#9  0x00007f7648e8ae9a in start_thread (arg=0x7f75e6278700) at pthread_create.c:308
#10 0x00007f764e70adbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f76511de7c0 (LWP 10924)):
[KCrash Handler]
#6  0x00007f764e64d445 in __GI_raise (sig=<optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#7  0x00007f764e650bab in __GI_abort () at abort.c:91
#8  0x00007f764e68b49e in __libc_message (do_abort=2, fmt=0x7f764e795108 "*** glibc detected *** %s: %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:201
#9  0x00007f764e695c96 in malloc_printerr (action=3, str=0x7f764e7952d0 "free(): invalid next size (fast)", ptr=<optimized out>) at malloc.c:5007
#10 0x00007f764faadfb8 in operator= (v=..., this=0x3a494a0) at ../../include/QtCore/../../src/corelib/tools/qvector.h:395
#11 clear (this=0x3a494a0) at ../../include/QtCore/../../src/corelib/tools/qvector.h:348
#12 QTextEngine::clearLineData (this=0x3a494a0) at text/qtextengine.cpp:1483
#13 0x00007f764faf8b45 in QTextDocumentLayout::documentChanged (this=0x3c74650, from=0, oldLength=0, length=8803) at text/qtextdocumentlayout.cpp:2869
#14 0x00007f764fcc8c45 in QTextEditPrivate::relayoutDocument (this=0x3b1d160) at widgets/qtextedit.cpp:1438
#15 0x00007f764fcc94e9 in QTextEdit::resizeEvent (this=<optimized out>, e=0x7fffc306e810) at widgets/qtextedit.cpp:1397
#16 0x00007f764f89bf9a in QWidget::event (this=0x3b8e770, event=0x7fffc306e810) at kernel/qwidget.cpp:8525
#17 0x00007f764fc5c836 in QFrame::event (this=0x3b8e770, e=0x7fffc306e810) at widgets/qframe.cpp:557
#18 0x00007f764ee51498 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<optimized out>, receiver=0x18d59e0, event=0x7fffc306e810) at kernel/qcoreapplication.cpp:1025
#19 0x00007f764f84b77f in notify_helper (e=0x7fffc306e810, receiver=0x18d59e0, this=0x832430) at kernel/qapplication.cpp:4552
#20 QApplicationPrivate::notify_helper (this=0x832430, receiver=0x18d59e0, e=0x7fffc306e810) at kernel/qapplication.cpp:4528
#21 0x00007f764f850583 in QApplication::notify (this=0x7fffc3070290, receiver=0x18d59e0, e=0x7fffc306e810) at kernel/qapplication.cpp:4417
#22 0x00007f7650586756 in KApplication::notify (this=0x7fffc3070290, receiver=0x18d59e0, event=0x7fffc306e810) at ../../kdeui/kernel/kapplication.cpp:311
#23 0x00007f764ee5130c in QCoreApplication::notifyInternal (this=0x7fffc3070290, receiver=0x18d59e0, event=0x7fffc306e810) at kernel/qcoreapplication.cpp:915
#24 0x00007f764f896a55 in sendEvent (event=0x7fffc306e810, receiver=0x18d59e0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#25 QWidgetPrivate::sendPendingMoveAndResizeEvents (this=0x3b75520, recursive=false, disableUpdates=<optimized out>) at kernel/qwidget.cpp:7441
#26 0x00007f764f89e551 in QWidgetPrivate::show_helper (this=<optimized out>) at kernel/qwidget.cpp:7492
#27 0x00007f764f89e972 in QWidget::setVisible (this=0x18d59e0, visible=<optimized out>) at kernel/qwidget.cpp:7773
#28 0x00007f764f89e4e6 in show (this=0x18d59e0) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:494
#29 QWidgetPrivate::showChildren (this=<optimized out>, spontaneous=false) at kernel/qwidget.cpp:7861
#30 0x00007f764f89e56d in QWidgetPrivate::show_helper (this=<optimized out>) at kernel/qwidget.cpp:7498
#31 0x00007f764f89e972 in QWidget::setVisible (this=0x3b8e770, visible=<optimized out>) at kernel/qwidget.cpp:7773
#32 0x00007f764f89e4e6 in show (this=0x3b8e770) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:494
#33 QWidgetPrivate::showChildren (this=<optimized out>, spontaneous=false) at kernel/qwidget.cpp:7861
#34 0x00007f764f89e56d in QWidgetPrivate::show_helper (this=<optimized out>) at kernel/qwidget.cpp:7498
#35 0x00007f764f89e972 in QWidget::setVisible (this=0x3bac430, visible=<optimized out>) at kernel/qwidget.cpp:7773
#36 0x00007f764f89e4e6 in show (this=0x3bac430) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:494
#37 QWidgetPrivate::showChildren (this=<optimized out>, spontaneous=false) at kernel/qwidget.cpp:7861
#38 0x00007f764f89e56d in QWidgetPrivate::show_helper (this=<optimized out>) at kernel/qwidget.cpp:7498
#39 0x00007f764f89e972 in QWidget::setVisible (this=0x3bbef10, visible=<optimized out>) at kernel/qwidget.cpp:7773
#40 0x00007f764f89e4e6 in show (this=0x3bbef10) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:494
#41 QWidgetPrivate::showChildren (this=<optimized out>, spontaneous=false) at kernel/qwidget.cpp:7861
#42 0x00007f764f89e56d in QWidgetPrivate::show_helper (this=<optimized out>) at kernel/qwidget.cpp:7498
#43 0x00007f764f89e972 in QWidget::setVisible (this=0x3c4a830, visible=<optimized out>) at kernel/qwidget.cpp:7773
#44 0x00007f764f89e4e6 in show (this=0x3c4a830) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:494
#45 QWidgetPrivate::showChildren (this=<optimized out>, spontaneous=false) at kernel/qwidget.cpp:7861
#46 0x00007f764f89e56d in QWidgetPrivate::show_helper (this=<optimized out>) at kernel/qwidget.cpp:7498
#47 0x00007f764f89e972 in QWidget::setVisible (this=0x1e10c10, visible=<optimized out>) at kernel/qwidget.cpp:7773
#48 0x00007f764f89e4e6 in show (this=0x1e10c10) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:494
#49 QWidgetPrivate::showChildren (this=<optimized out>, spontaneous=false) at kernel/qwidget.cpp:7861
#50 0x00007f764f89e56d in QWidgetPrivate::show_helper (this=<optimized out>) at kernel/qwidget.cpp:7498
#51 0x00007f764f89e972 in QWidget::setVisible (this=0x3b87ce0, visible=<optimized out>) at kernel/qwidget.cpp:7773
#52 0x00007f764f89e4e6 in show (this=0x3b87ce0) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:494
#53 QWidgetPrivate::showChildren (this=<optimized out>, spontaneous=false) at kernel/qwidget.cpp:7861
#54 0x00007f764f89e56d in QWidgetPrivate::show_helper (this=<optimized out>) at kernel/qwidget.cpp:7498
#55 0x00007f764f89e972 in QWidget::setVisible (this=0x5220e70, visible=<optimized out>) at kernel/qwidget.cpp:7773
#56 0x00007f75eb8c3a06 in show (this=0x5220e70) at /usr/include/qt4/QtGui/qwidget.h:494
#57 KMForwardCommand::createComposer (this=<optimized out>, item=...) at ../../kmail/kmcommands.cpp:907
#58 0x00007f75eb8c7757 in KMForwardCommand::execute (this=0x517aa30) at ../../kmail/kmcommands.cpp:955
#59 0x00007f75eb8c43a1 in KMCommand::slotPostTransfer (this=0x517aa30, result=KMCommand::OK) at ../../kmail/kmcommands.cpp:268
#60 0x00007f764ee65761 in QMetaObject::activate (sender=0x517aa30, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffc306f740) at kernel/qobject.cpp:3547
#61 0x00007f75eb8c41ae in KMCommand::messagesTransfered (this=<optimized out>, _t1=KMCommand::OK) at ./kmcommands.moc:117
#62 0x00007f75eb8c9851 in KMCommand::slotJobFinished (this=0x517aa30) at ../../kmail/kmcommands.cpp:378
#63 0x00007f764ee65761 in QMetaObject::activate (sender=0x3bb4810, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffc306f900) at kernel/qobject.cpp:3547
#64 0x00007f764f2dc472 in KJob::result (this=<optimized out>, _t1=0x3bb4810) at ./kjob.moc:208
#65 0x00007f764f2dc4b0 in KJob::emitResult (this=0x3bb4810) at ../../kdecore/jobs/kjob.cpp:318
#66 0x00007f764ee6a926 in QObject::event (this=0x3bb4810, e=<optimized out>) at kernel/qobject.cpp:1195
#67 0x00007f764f84b7b4 in notify_helper (e=0x5230f70, receiver=0x3bb4810, this=0x832430) at kernel/qapplication.cpp:4556
#68 QApplicationPrivate::notify_helper (this=0x832430, receiver=0x3bb4810, e=0x5230f70) at kernel/qapplication.cpp:4528
#69 0x00007f764f850583 in QApplication::notify (this=0x7fffc3070290, receiver=0x3bb4810, e=0x5230f70) at kernel/qapplication.cpp:4417
#70 0x00007f7650586756 in KApplication::notify (this=0x7fffc3070290, receiver=0x3bb4810, event=0x5230f70) at ../../kdeui/kernel/kapplication.cpp:311
#71 0x00007f764ee5130c in QCoreApplication::notifyInternal (this=0x7fffc3070290, receiver=0x3bb4810, event=0x5230f70) at kernel/qcoreapplication.cpp:915
#72 0x00007f764ee550ea in sendEvent (event=0x5230f70, receiver=0x3bb4810) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#73 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x7f9380) at kernel/qcoreapplication.cpp:1539
#74 0x00007f764ee80473 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#75 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:279
#76 0x00007f76489bdd53 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#77 0x00007f76489be0a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#78 0x00007f76489be164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#79 0x00007f764ee8089f in QEventDispatcherGlib::processEvents (this=0x7fac10, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#80 0x00007f764f8f3cde in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#81 0x00007f764ee4fe42 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#82 0x00007f764ee50097 in QEventLoop::exec (this=0x7fffc3070220, flags=...) at kernel/qeventloop.cpp:204
#83 0x00007f764ee553e7 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1187
#84 0x00000000004035c9 in main (argc=1, argv=0x7fffc30708b8) at ../../../kontact/src/main.cpp:219

Possible duplicates by query: bug 307561, bug 306334, bug 306284, bug 306240, bug 305530.

Reported using DrKonqi