Application that crashed: kopete
Version of the application: 0.70.90
KDE Version: 4.3.1 (KDE 4.3.1)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-gentoo x86_64

What I was doing when the application crashed:
As the title describes, Kopete crashed when closing tab containing chat with MSN contact.  There was no activity at the time, the other endpoint had closed their chat.

 -- Backtrace:
Application: Kopete (kopete), signal: Aborted
[Current thread is 0 (LWP 375)]

Thread 5 (Thread 0x7f603933f910 (LWP 377)):
#0  __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
#1  0x00007f604e72e825 in _L_lock_9550 () from /lib/libc.so.6
#2  0x00007f604e72cda1 in __libc_free (mem=0x7f604ea0be60) at malloc.c:3714
#3  0x00007f604f965dcf in socketNotifierSourceCheck (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:92
#4  0x00007f604a008e9b in IA__g_main_context_check (context=0x1c31d10, max_priority=2147483647, fds=<value optimized out>, n_fds=-1) at gmain.c:2333
#5  0x00007f604a009771 in g_main_context_iterate (context=0x1c31d10, block=1, dispatch=1, self=<value optimized out>) at gmain.c:2452
#6  0x00007f604a0099fe in IA__g_main_context_iteration (context=0x1c31d10, may_block=1) at gmain.c:2518
#7  0x00007f604f965aae in QEventDispatcherGlib::processEvents (this=0x1c31560, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:329
#8  0x00007f604f93efd2 in QEventLoop::processEvents (this=<value optimized out>, flags={i = 959704912}) at kernel/qeventloop.cpp:149
#9  0x00007f604f93f17c in QEventLoop::exec (this=0x7f603933ef90, flags={i = 959704992}) at kernel/qeventloop.cpp:197
#10 0x00007f604f86942c in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#11 0x00007f604f926a01 in QInotifyFileSystemWatcherEngine::run (this=0x1c33d50) at io/qfilesystemwatcher_inotify.cpp:214
#12 0x00007f604f86c024 in QThreadPrivate::start (arg=0x1c33d50) at thread/qthread_unix.cpp:188
#13 0x00007f604e24a427 in start_thread (arg=<value optimized out>) at pthread_create.c:297
#14 0x00007f604e7860fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#15 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f602cfde910 (LWP 379)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:261
#1  0x00007f604f86cd59 in QWaitCondition::wait (this=0x1cb9c00, mutex=0x1cb9bf8, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  0x00007f604cb75a84 in QHostInfoAgent::run (this=0x1cb9be0) at kernel/qhostinfo.cpp:260
#3  0x00007f604f86c024 in QThreadPrivate::start (arg=0x1cb9be0) at thread/qthread_unix.cpp:188
#4  0x00007f604e24a427 in start_thread (arg=<value optimized out>) at pthread_create.c:297
#5  0x00007f604e7860fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f602b3fb910 (LWP 381)):
#0  0x00007f604e77d369 in __poll (fds=0x1dde130, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f604a009721 in g_main_context_iterate (context=0x1ddde40, block=1, dispatch=1, self=<value optimized out>) at gmain.c:2768
#2  0x00007f604a0099fe in IA__g_main_context_iteration (context=0x1ddde40, may_block=1) at gmain.c:2518
#3  0x00007f604f965aae in QEventDispatcherGlib::processEvents (this=0x1e66d70, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:329
#4  0x00007f604f93efd2 in QEventLoop::processEvents (this=<value optimized out>, flags={i = 725593680}) at kernel/qeventloop.cpp:149
#5  0x00007f604f93f17c in QEventLoop::exec (this=0x1d1e640, flags={i = 725594080}) at kernel/qeventloop.cpp:197
#6  0x00007f603a2db12b in QCA::SyncThread::run (this=0x1e667a0) at support/syncthread.cpp:195
#7  0x00007f604f86c024 in QThreadPrivate::start (arg=0x1e667a0) at thread/qthread_unix.cpp:188
#8  0x00007f604e24a427 in start_thread (arg=<value optimized out>) at pthread_create.c:297
#9  0x00007f604e7860fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f602abfa910 (LWP 382)):
#0  0x00007f604e77d369 in __poll (fds=0x7f6030006b80, nfds=1, timeout=1634) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f604a009721 in g_main_context_iterate (context=0x1f18210, block=1, dispatch=1, self=<value optimized out>) at gmain.c:2768
#2  0x00007f604a0099fe in IA__g_main_context_iteration (context=0x1f18210, may_block=1) at gmain.c:2518
#3  0x00007f604f965aae in QEventDispatcherGlib::processEvents (this=0x1f18140, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:329
#4  0x00007f604f93efd2 in QEventLoop::processEvents (this=<value optimized out>, flags={i = 717201296}) at kernel/qeventloop.cpp:149
#5  0x00007f604f93f17c in QEventLoop::exec (this=0x1f11140, flags={i = 717201376}) at kernel/qeventloop.cpp:197
#6  0x00007f603a72e623 in XMPP::SyncThread::run (this=0x1f17ba0) at /var/tmp/paludis/kde-base-kopete-4.3.1/work/kopete-4.3.1/kopete/protocols/jabber/libiris/iris/irisnet/corelib/netinterface.cpp:151
#7  0x00007f604f86c024 in QThreadPrivate::start (arg=0x1f17ba0) at thread/qthread_unix.cpp:188
#8  0x00007f604e24a427 in start_thread (arg=<value optimized out>) at pthread_create.c:297
#9  0x00007f604e7860fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f6052039740 (LWP 375)):
[KCrash Handler]
#5  0x00007f604e6e6976 in raise (sig=<value optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#6  0x00007f604e6e7dba in abort () at abort.c:88
#7  0x00007f604e722ae8 in __libc_message (do_abort=2, fmt=0x7f604e7d7140 "*** glibc detected *** %s: %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:170
#8  0x00007f604e728347 in malloc_printerr (action=2, str=0x7f604e7d4344 "corrupted double-linked list", ptr=<value optimized out>) at malloc.c:6196
#9  0x00007f604e728680 in malloc_consolidate (av=0x7f604ea0be60) at malloc.c:5082
#10 0x00007f604e72af27 in _int_malloc (av=0x7f604ea0be60, bytes=1728) at malloc.c:4338
#11 0x00007f604e72ce7c in __libc_malloc (bytes=1728) at malloc.c:3638
#12 0x00007f604f00c356 in PolygonRegion (Pts=0x24ca480, Count=27, rule=0) at painting/qregion.cpp:3605
#13 0x00007f604f00d5d8 in QRegion (this=0x7fffbe15b390, a=@0x7fffbe15b3a0, fillRule=Qt::OddEvenFill) at painting/qregion.cpp:3858
#14 0x00007f604f067b6c in QX11PaintEngine::updateState (this=0x25e2980, state=@0x2fc3148) at painting/qpaintengine_x11.cpp:1087
#15 0x00007f604efc4831 in QPainterPrivate::updateStateImpl (this=0x3014d90, newState=0x2fc3140) at painting/qpainter.cpp:908
#16 0x00007f604efc4920 in QPainterPrivate::updateState (this=0x3014d90, newState=0x2fc3140) at painting/qpainter.cpp:936
#17 0x00007f604efc6e5b in QPainter::setClipRegion (this=<value optimized out>, r=<value optimized out>, op=Qt::ReplaceClip) at painting/qpainter.cpp:2692
#18 0x00007f604ef14971 in QWidgetPrivate::paintBackground (this=<value optimized out>, painter=0x7fffbe15bb60, rgn=@0x7fffbe15bba0, offset=@0x7fffbe15bb90, flags=-1105872656)
    at kernel/qwidget.cpp:2070
#19 0x00007f604ef155a9 in QWidgetPrivate::drawWidget (this=0x24bbb80, pdev=0x24b78e8, rgn=@0x7fffbe15bec0, offset=@0x24b7864, flags=<value optimized out>, sharedPainter=0x0, backingStore=0x24b7820)
    at kernel/qwidget.cpp:5057
#20 0x00007f604f0731b0 in QWidgetBackingStore::sync (this=0x24b7820) at painting/qbackingstore.cpp:1269
#21 0x00007f604f07344a in QWidgetBackingStore::sync (this=0x24b7820, exposedWidget=0x2320f00, exposedRegion=@0x7fffbe15c140) at painting/qbackingstore.cpp:1074
#22 0x00007f604ef1cae2 in QETWidget::translatePaintEvent (this=0x2320f00, event=<value optimized out>) at kernel/qapplication_x11.cpp:5104
#23 0x00007f604ef2715b in QApplication::x11ProcessEvent (this=0x7fffbe15ddd0, event=0x7fffbe15da10) at kernel/qapplication_x11.cpp:3445
#24 0x00007f604ef4b624 in x11EventSourceDispatch (s=0x14eded0, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#25 0x00007f604a0063a9 in IA__g_main_context_dispatch (context=0x14ecdf0) at gmain.c:1824
#26 0x00007f604a009848 in g_main_context_iterate (context=0x14ecdf0, block=1, dispatch=1, self=<value optimized out>) at gmain.c:2455
#27 0x00007f604a0099fe in IA__g_main_context_iteration (context=0x14ecdf0, may_block=1) at gmain.c:2518
#28 0x00007f604f965a8f in QEventDispatcherGlib::processEvents (this=0x14d34e0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#29 0x00007f604ef4aec8 in QGuiEventDispatcherGlib::processEvents (this=0x177, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#30 0x00007f604f93efd2 in QEventLoop::processEvents (this=<value optimized out>, flags={i = -1105863424}) at kernel/qeventloop.cpp:149
#31 0x00007f604f93f17c in QEventLoop::exec (this=0x7fffbe15dd40, flags={i = -1105863344}) at kernel/qeventloop.cpp:197
#32 0x00007f604f9411fc in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#33 0x0000000000415818 in main (argc=1, argv=0x7fffbe15ec08) at /var/tmp/paludis/kde-base-kopete-4.3.1/work/kopete-4.3.1/kopete/kopete/main.cpp:104

Reported using DrKonqi