Application: krita (2.3 Alpha 1)
KDE Platform Version: 4.4.2 (KDE 4.4.2)
Qt Version: 4.6.3
Operating System: Linux 2.6.32-23-generic x86_64
Distribution: Ubuntu 10.04 LTS

-- Information about the crash:
I was toggling between composite modes on a shape layer when it crashed.

 -- Backtrace:
Application: Krita (krita), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f69c2f337c0 (LWP 15770))]

Thread 2 (Thread 0x7f69af1e9710 (LWP 15771)):
#0  0x00007f69c25d985c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007f69c2865fdb in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#2  0x00007f69c2861d64 in QSemaphore::acquire(int) () from /usr/lib/libQtCore.so.4
#3  0x00007f69c1db165e in KisTileDataPooler::waitForWork (this=0x7f69c2115140) at /home/timo/kde4/src/koffice/krita/image/tiles3/kis_tile_data_pooler.cc:129
#4  0x00007f69c1db1838 in KisTileDataPooler::run (this=0x7f69c2115140) at /home/timo/kde4/src/koffice/krita/image/tiles3/kis_tile_data_pooler.cc:158
#5  0x00007f69c2864f95 in ?? () from /usr/lib/libQtCore.so.4
#6  0x00007f69c25d49ca in start_thread () from /lib/libpthread.so.0
#7  0x00007f69baad26fd in clone () from /lib/libc.so.6
#8  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f69c2f337c0 (LWP 15770)):
[KCrash Handler]
#5  0x00007f69bf0c5907 in KoShapeContainer::shapes (this=<value optimized out>) at /home/timo/kde4/src/koffice/libs/flake/KoShapeContainer.cpp:225
#6  0x00007f69bf0c934f in KoShapeManager::notifyShapeChanged (this=0x57538e0, shape=0x4c47068) at /home/timo/kde4/src/koffice/libs/flake/KoShapeManager.cpp:574
#7  0x00007f69bf0bc30c in KoShape::notifyChanged (this=0x4c47068) at /home/timo/kde4/src/koffice/libs/flake/KoShape.cpp:534
#8  0x00007f69bf0bc5fe in KoShape::setParent (this=0x4c47068, parent=0x0) at /home/timo/kde4/src/koffice/libs/flake/KoShape.cpp:445
#9  0x00007f69bf0c5a6c in KoShapeContainer::removeShape (this=0x4d5fbb0, shape=0x4c47068) at /home/timo/kde4/src/koffice/libs/flake/KoShapeContainer.cpp:89
#10 0x00007f69bf0bdfe0 in ~KoShapePrivate (this=0x4c28190, __in_chrg=<value optimized out>) at /home/timo/kde4/src/koffice/libs/flake/KoShape.cpp:102
#11 0x00007f69bf0c5c58 in ~KoShapeContainerPrivate (this=0x4c28190, __in_chrg=<value optimized out>) at /home/timo/kde4/src/koffice/libs/flake/KoShapeContainer.cpp:39
#12 0x00007f69bf0c62c7 in ~KoShapeContainer (this=0xa396b08, __in_chrg=<value optimized out>) at /home/timo/kde4/src/koffice/libs/flake/KoShapeContainer.cpp:65
#13 0x00007f69c2205f54 in ~KoShapeLayer (this=0xa396ad0, __in_chrg=<value optimized out>) at /home/timo/kde4/src/koffice/libs/flake/KoShapeLayer.h:35
#14 ~KisShapeLayer (this=0xa396ad0, __in_chrg=<value optimized out>) at /home/timo/kde4/src/koffice/krita/ui/flake/kis_shape_layer.cc:134
#15 0x00007f69c1dec959 in KisSharedPtr<KisNode>::deref (this=0x4a764a0, __in_chrg=<value optimized out>) at /home/timo/kde4/src/koffice/krita/image/kis_shared_ptr.h:214
#16 KisSharedPtr<KisNode>::deref (this=0x4a764a0, __in_chrg=<value optimized out>) at /home/timo/kde4/src/koffice/krita/image/kis_shared_ptr.h:221
#17 ~KisSharedPtr (this=0x4a764a0, __in_chrg=<value optimized out>) at /home/timo/kde4/src/koffice/krita/image/kis_shared_ptr.h:111
#18 ~KisImageLayerRemoveCommand (this=0x4a764a0, __in_chrg=<value optimized out>) at /home/timo/kde4/src/koffice/krita/image/commands/kis_image_layer_remove_command.h:31
#19 0x00007f69bc6d33bb in ?? () from /usr/lib/libQtGui.so.4
#20 0x00007f69bc6d4a71 in QUndoStack::push(QUndoCommand*) () from /usr/lib/libQtGui.so.4
#21 0x00007f69bf1556ed in KoInteractionTool::mouseReleaseEvent (this=0x7f69880adba0, event=<value optimized out>) at /home/timo/kde4/src/koffice/libs/flake/tools/KoInteractionTool.cpp:73
#22 0x00007f69a0947829 in DefaultTool::mouseReleaseEvent (this=0x7fff4d4bc940, event=0x47578c0) at /home/timo/kde4/src/koffice/plugins/defaultTools/defaulttool/DefaultTool.cpp:603
#23 0x00007f69bf0ef1d0 in KoToolProxy::tabletEvent (this=0x5753ed0, event=0x7fff4d4bd510, point=...) at /home/timo/kde4/src/koffice/libs/flake/KoToolProxy.cpp:142
#24 0x00007f69c21c89e1 in KisCanvasWidgetBase::processTabletEvent (this=0x5a743e8, e=0x7fff4d4bd510) at /home/timo/kde4/src/koffice/krita/ui/canvas/kis_canvas_widget_base.cpp:370
#25 0x00007f69bc0a692a in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#26 0x00007f69bf937281 in QGLWidget::event(QEvent*) () from /usr/lib/libQtOpenGL.so.4
#27 0x00007f69bc050c0c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#28 0x00007f69bc057b5f in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#29 0x00007f69bcd5f526 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#30 0x00007f69c2954d9c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#31 0x00007f69bc0cb8a1 in ?? () from /usr/lib/libQtGui.so.4
#32 0x00007f69bc0d6016 in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/libQtGui.so.4
#33 0x00007f69bc101eb9 in ?? () from /usr/lib/libQtGui.so.4
#34 0x00007f69c29536c2 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#35 0x00007f69c2953a9c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#36 0x00007f69c295873b in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#37 0x00007f69c2c6e105 in kdemain (argc=<value optimized out>, argv=<value optimized out>) at /home/timo/kde4/src/koffice/krita/main.cc:49
#38 0x00007f69baa0ac4d in __libc_start_main () from /lib/libc.so.6
#39 0x00000000004008e9 in _start ()

Reported using DrKonqi