Application: konversation (1.3.1)
KDE Platform Version: 4.7.4 (4.7.4)
Qt Version: 4.7.4
Operating System: Linux 3.1.5-gentoo x86_64
Distribution: "Gentoo Base System release 2.0.3"

-- Information about the crash:
Almost all my KDE applications are crashing after upgrading to 4.7.4 (from 4.7.3)

The crash can be reproduced every time.

-- Backtrace:
Application: Konversation (konversation), signal: Aborted
[KCrash Handler]
#7  0xffffe430 in __kernel_vsyscall ()
#8  0xf5475172 in *__GI_raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#9  0xf547693c in *__GI_abort () at abort.c:92
#10 0xf54af937 in __libc_message (do_abort=2, fmt=0xf5583a9c "*** glibc detected *** %s: %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:186
#11 0xf54b58df in malloc_printerr (action=<optimized out>, str=<optimized out>, ptr=0x9b17950) at malloc.c:6283
#12 0xf54b609e in munmap_chunk (p=0x9b17948) at malloc.c:3540
#13 0xf567b6e2 in operator delete (ptr=0x9b17950) at /var/tmp/portage/sys-devel/gcc-4.5.3-r1/work/gcc-4.5.3/libstdc++-v3/libsupc++/del_op.cc:44
#14 0x0817ab1f in IRCView::cullMarkedLine(int, int, int) ()
#15 0x0807f415 in IRCView::qt_metacall(QMetaObject::Call, int, void**) ()
#16 0xf6495a26 in QMetaObject::metacall (object=0x9135408, cl=QMetaObject::InvokeMetaMethod, idx=108, argv=0xffe47870) at kernel/qmetaobject.cpp:237
#17 0xf64a84ae in QMetaObject::activate (sender=0x91328a8, m=0xf62851fc, local_signal_index=0, argv=0xffe47870) at kernel/qobject.cpp:3278
#18 0xf5f947d1 in QTextDocument::contentsChange (this=0x91328a8, _t1=0, _t2=119, _t3=0) at .moc/release-shared/moc_qtextdocument.cpp:188
#19 0xf5b1aafe in QTextDocumentPrivate::finishEdit (this=0x91328b8) at text/qtextdocument_p.cpp:1216
#20 0xf5b1aa15 in QTextDocumentPrivate::endEditBlock (this=0x91328b8) at text/qtextdocument_p.cpp:1200
#21 0xf5b1c61d in QTextDocumentPrivate::ensureMaximumBlockCount (this=0x91328b8) at text/qtextdocument_p.cpp:1703
#22 0xf5b1ab8c in QTextDocumentPrivate::finishEdit (this=0x91328b8) at text/qtextdocument_p.cpp:1226
#23 0xf5b1aa15 in QTextDocumentPrivate::endEditBlock (this=0x91328b8) at text/qtextdocument_p.cpp:1200
#24 0xf5b483b2 in QTextCursor::endEditBlock (this=0xffe47a54) at text/qtextcursor.cpp:2486
#25 0xf5adc266 in QTextControlPrivate::append (this=0x91327a0, text=..., format=Qt::AutoText) at text/qtextcontrol.cpp:2918
#26 0xf5adc308 in QTextControl::append (this=0x9132790, text=...) at text/qtextcontrol.cpp:2924
#27 0xf5d51212 in QTextEdit::append (this=0x9135408, text=...) at widgets/qtextedit.cpp:2622
#28 0x0817b8f8 in IRCView::doRawAppend(QString const&, bool) ()
#29 0x0817cc57 in IRCView::doAppend(QString const&, bool, bool) ()
#30 0x0818847b in IRCView::append(QString const&, QString const&) ()
#31 0x080fedd1 in Channel::append(QString const&, QString const&) ()
#32 0x0813e20c in InputFilter::parsePrivMsg(QString const&, QStringList&) ()
#33 0x0814bef5 in InputFilter::parseClientCommand(QString const&, QString const&, QStringList&) ()
#34 0x0814f690 in InputFilter::parseLine(QString const&) ()
#35 0x080dde35 in Server::processIncomingData() ()
#36 0x080f521d in Server::qt_metacall(QMetaObject::Call, int, void**) ()
#37 0xf6495a26 in QMetaObject::metacall (object=0x8557438, cl=QMetaObject::InvokeMetaMethod, idx=92, argv=0xffe482dc) at kernel/qmetaobject.cpp:237
#38 0xf64a84ae in QMetaObject::activate (sender=0x8557488, m=0xf65fe644, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3278
#39 0xf64fba58 in QTimer::timeout (this=0x8557488) at .moc/release-shared/moc_qtimer.cpp:134
#40 0xf64af93f in QTimer::timerEvent (this=0x8557488, e=0xffe48914) at kernel/qtimer.cpp:271
#41 0xf64a47c1 in QObject::event (this=0x8557488, e=0xffe48914) at kernel/qobject.cpp:1181
#42 0xf5849151 in QApplicationPrivate::notify_helper (this=0x82e20b0, receiver=0x8557488, e=0xffe48914) at kernel/qapplication.cpp:4481
#43 0xf5846a55 in QApplication::notify (this=0xffe48c14, receiver=0x8557488, e=0xffe48914) at kernel/qapplication.cpp:3881
#44 0xf6c0c001 in KApplication::notify (this=0xffe48c14, receiver=0x8557488, event=0xffe48914) at /var/tmp/portage/kde-base/kdelibs-4.7.4/work/kdelibs-4.7.4/kdeui/kernel/kapplication.cpp:311
#45 0xf648e6f6 in QCoreApplication::notifyInternal (this=0xffe48c14, receiver=0x8557488, event=0xffe48914) at kernel/qcoreapplication.cpp:787
#46 0xf6491e72 in QCoreApplication::sendEvent (receiver=0x8557488, event=0xffe48914) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#47 0xf64c1e84 in QTimerInfoList::activateTimers (this=0x82e2980) at kernel/qeventdispatcher_unix.cpp:603
#48 0xf64c2815 in QEventDispatcherUNIX::activateTimers (this=0x82d8600) at kernel/qeventdispatcher_unix.cpp:860
#49 0xf64c2b1d in QEventDispatcherUNIX::processEvents (this=0x82d8600, flags=...) at kernel/qeventdispatcher_unix.cpp:922
#50 0xf590deb8 in QEventDispatcherX11::processEvents (this=0x82d8600, flags=...) at kernel/qeventdispatcher_x11.cpp:152
#51 0xf648cb22 in QEventLoop::processEvents (this=0xffe48b7c, flags=...) at kernel/qeventloop.cpp:149
#52 0xf648cc64 in QEventLoop::exec (this=0xffe48b7c, flags=...) at kernel/qeventloop.cpp:201
#53 0xf648edd5 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#54 0xf5846697 in QApplication::exec () at kernel/qapplication.cpp:3755
#55 0x080aadaa in main ()

Possible duplicates by query: bug 276376.

Reported using DrKonqi