Version:           1.6.3 (using KDE KDE 3.5.5)
Installed from:    Gentoo Packages
OS:                Linux

Several filters crash Krita when applied to a mask. Examples: Adjust brightness/contrast, Blur, Adjust levels. The backtraces are similar for all crashes.

How to reproduce:

Create an empty RGB image
Create a new mask
Apply the 'Blur' filter -> SEGFAULT

Backtrace:

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Using host libthread_db library "/lib/libthread_db.so.1".
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[Thread debugging using libthread_db enabled]
[New Thread -1233140048 (LWP 27241)]
[KCrash handler]
#6  0xb601ed4c in KisPaintDevice::hasSelection ()
   from /usr/lib/libkritaimage.so.1
#7  0xb6020a3d in KisPaintDevice::createRectIterator ()
   from /usr/lib/libkritaimage.so.1
#8  0xb5ffffa7 in KisPaintLayer::convertMaskToSelection ()
   from /usr/lib/libkritaimage.so.1
#9  0xb6000047 in KisPaintLayer::setDirty () from /usr/lib/libkritaimage.so.1
#10 0xb5ffda3b in KisGroupLayer::addLayer () from /usr/lib/libkritaimage.so.1
#11 0xb5ffe21c in KisGroupLayer::KisGroupLayer ()
   from /usr/lib/libkritaimage.so.1
#12 0xb5ffe2db in KisGroupLayer::clone () from /usr/lib/libkritaimage.so.1
#13 0xb5fe9bba in KisImage::KisImage () from /usr/lib/libkritaimage.so.1
#14 0xb61a6625 in KisPreviewWidget::runFilterHelper ()
   from /usr/lib/libkritaui.so.1
#15 0xb61a7077 in KisPreviewWidget::runFilter () from /usr/lib/libkritaui.so.1
#16 0xb61781e3 in KisFilterManager::refreshPreview ()
   from /usr/lib/libkritaui.so.1
#17 0xb61792b0 in KisFilterManager::slotApplyFilter ()
   from /usr/lib/libkritaui.so.1
#18 0xb6179454 in KisFilterManager::qt_invoke () from /usr/lib/libkritaui.so.1
#19 0xb713fce3 in QObject::activate_signal () from /usr/qt/3/lib/libqt-mt.so.3
#20 0xb71405ea in QObject::activate_signal () from /usr/qt/3/lib/libqt-mt.so.3
#21 0xb74c23f9 in QSignalMapper::mapped () from /usr/qt/3/lib/libqt-mt.so.3
#22 0xb7160001 in QSignalMapper::map () from /usr/qt/3/lib/libqt-mt.so.3
#23 0xb74c2326 in QSignalMapper::qt_invoke () from /usr/qt/3/lib/libqt-mt.so.3
#24 0xb713fce3 in QObject::activate_signal () from /usr/qt/3/lib/libqt-mt.so.3
#25 0xb7140774 in QObject::activate_signal () from /usr/qt/3/lib/libqt-mt.so.3
#26 0xb7a182d9 in KAction::activated () from /usr/kde/3.5/lib/libkdeui.so.4
#27 0xb7a598c1 in KAction::slotActivated ()
   from /usr/kde/3.5/lib/libkdeui.so.4
#28 0xb7b4a05d in KAction::slotPopupActivated ()
   from /usr/kde/3.5/lib/libkdeui.so.4
#29 0xb7b4a321 in KAction::qt_invoke () from /usr/kde/3.5/lib/libkdeui.so.4
#30 0xb713fce3 in QObject::activate_signal () from /usr/qt/3/lib/libqt-mt.so.3
#31 0xb74c1ea3 in QSignal::signal () from /usr/qt/3/lib/libqt-mt.so.3
#32 0xb715f992 in QSignal::activate () from /usr/qt/3/lib/libqt-mt.so.3
#33 0xb726471f in QPopupMenu::mouseReleaseEvent ()
   from /usr/qt/3/lib/libqt-mt.so.3
#34 0xb7a1d81e in KPopupMenu::mouseReleaseEvent ()
   from /usr/kde/3.5/lib/libkdeui.so.4
#35 0xb71767bb in QWidget::event () from /usr/qt/3/lib/libqt-mt.so.3
#36 0xb70d87b6 in QApplication::internalNotify ()
   from /usr/qt/3/lib/libqt-mt.so.3
#37 0xb70da5d3 in QApplication::notify () from /usr/qt/3/lib/libqt-mt.so.3
#38 0xb7862eae in KApplication::notify ()
   from /usr/kde/3.5/lib/libkdecore.so.4
#39 0xb706da6d in QApplication::sendSpontaneousEvent ()
   from /usr/qt/3/lib/libqt-mt.so.3
#40 0xb706c482 in QETWidget::translateMouseEvent ()
   from /usr/qt/3/lib/libqt-mt.so.3
#41 0xb706ab0d in QApplication::x11ProcessEvent ()
   from /usr/qt/3/lib/libqt-mt.so.3
#42 0xb70812d6 in QEventLoop::processEvents ()
   from /usr/qt/3/lib/libqt-mt.so.3
#43 0xb70f2899 in QEventLoop::enterLoop () from /usr/qt/3/lib/libqt-mt.so.3
#44 0xb70f26ba in QEventLoop::exec () from /usr/qt/3/lib/libqt-mt.so.3
#45 0xb70d9fc9 in QApplication::exec () from /usr/qt/3/lib/libqt-mt.so.3
#46 0xb76a843c in kdemain () from /usr/lib/libkdeinit_krita.so
#47 0xb76aa7f0 in kdeinitmain () from /usr/lib/kde3/krita.so
#48 0x0804df57 in ?? ()
#49 0x00000002 in ?? ()
#50 0x08078ad0 in ?? ()
#51 0x00000001 in ?? ()
#52 0x00000000 in ?? ()