https://bugs.kde.org/show_bug.cgi?id=354158
--- Comment #2 from Antonio Rojas <aro...@archlinux.org> ---
Still reproducible in Calligra 3. It happens when using Noto Color Emoji fonts.
New backtrace with Qt5:
(gdb) bt
#0 0x00007ffff78ac8f6 in _int_free () at /usr/lib/libc.so.6
#1 0x00007ffff1537af7 in
QScopedPointerDeleter<QRasterizer>::cleanup(QRasterizer*) (pointer=0xc83450)
at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:60
#2 0x00007ffff1537af7 in QScopedPointer<QRasterizer,
QScopedPointerDeleter<QRasterizer> >::~QScopedPointer() (this=0x1fa6e30,
__in_chrg=<optimized out>)
at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:107
#3 0x00007ffff1537af7 in
QRasterPaintEnginePrivate::~QRasterPaintEnginePrivate() (this=0x1fa6870,
__in_chrg=<optimized out>)
at
../../include/QtGui/5.7.0/QtGui/private/../../../../../src/gui/painting/qpaintengine_raster_p.h:277
#4 0x00007ffff1537af7 in
QRasterPaintEnginePrivate::~QRasterPaintEnginePrivate() (this=0x1fa6870,
__in_chrg=<optimized out>)
at
../../include/QtGui/5.7.0/QtGui/private/../../../../../src/gui/painting/qpaintengine_raster_p.h:277
#5 0x00007ffff1521f29 in QRasterPaintEngine::~QRasterPaintEngine()
(this=0xbf8f70, __in_chrg=<optimized out>) at
painting/qpaintengine_raster.cpp:431
#6 0x00007ffff1324689 in QImageData::~QImageData() (this=0x1f61980,
__in_chrg=<optimized out>) at image/qimage.cpp:173
#7 0x00007ffff1324f17 in QImage::~QImage() (this=0x7fffffff8f60,
__in_chrg=<optimized out>) at image/qimage.cpp:1040
#8 0x00007ffff15988da in
QImageTextureGlyphCache::fillTexture(QTextureGlyphCache::Coord const&, unsigned
int, QFixed) (this=<optimized out>, c=..., g=<optimized out>,
subPixelPosition=...) at painting/qtextureglyphcache.cpp:325
#9 0x00007ffff1598cc4 in QTextureGlyphCache::fillInPendingGlyphs()
(this=this@entry=0x1f79d50) at painting/qtextureglyphcache.cpp:254
#10 0x00007ffff152c60d in QRasterPaintEngine::drawCachedGlyphs(int, unsigned
int const*, QFixedPoint const*, QFontEngine*) (this=0xb69470, numGlyphs=2,
glyphs=0x7fffffff93d0, positions=0x7fffffff97e0, fontEngine=0x1f5f4d0) at
painting/qpaintengine_raster.cpp:2792
#11 0x00007ffff1530cc7 in QRasterPaintEngine::drawTextItem(QPointF const&,
QTextItem const&) (this=0xb69470, p=..., textItem=...)
at painting/qpaintengine_raster.cpp:3045
#12 0x00007ffff154d2e6 in QPainterPrivate::drawTextItem(QPointF const&,
QTextItem const&, QTextEngine*) (this=<optimized out>, p=..., _ti=...,
textEngine=0xdaa230) at painting/qpainter.cpp:6509
#13 0x00007ffff13cc43e in QTextLine::draw(QPainter*, QPointF const&,
QTextLayout::FormatRange const*) const (this=this@entry=0x7fffffffaa30,
p=p@entry=0x7fffffffbea0, pos=..., selection=selection@entry=0x7fffffffa970) at
text/qtextlayout.cpp:2599
#14 0x00007ffff13cd11a in QTextLayout::draw(QPainter*, QPointF const&,
QVector<QTextLayout::FormatRange> const&, QRectF const&) const (this=0xdabf70,
p=0x7fffffffbea0, pos=..., selections=..., clip=...) at
text/qtextlayout.cpp:1209
#15 0x00007ffff580d68a in KoTextLayoutArea::paint(QPainter*,
KoTextDocumentLayout::PaintContext const&) () at /usr/lib/libkotextlayout.so.15
#16 0x00007fffcb442d2f in () at
/usr/lib/qt/plugins/calligra/shapes/calligra_shape_text.so
#17 0x00007ffff4969997 in KoShapeContainer::paint(QPainter&, KoViewConverter
const&, KoShapePaintingContext&) () at /usr/lib/libflake.so.15
#18 0x00007ffff496f77c in KoShapeManager::paintShape(KoShape*, QPainter&,
KoViewConverter const&, KoShapePaintingContext&) () at /usr/lib/libflake.so.15
#19 0x00007ffff496e0d4 in KoShapeManagerPaintingStrategy::paint(KoShape*,
QPainter&, KoViewConverter const&, KoShapePaintingContext&) ()
at /usr/lib/libflake.so.15
#20 0x00007ffff49727ba in KoShapeManager::paint(QPainter&, KoViewConverter
const&, bool) () at /usr/lib/libflake.so.15
#21 0x00007fffd958dfe6 in KWCanvasBase::paint(QPainter&, QRectF const&) () at
/usr/lib/libwordsprivate.so.15
#22 0x00007fffd959014c in () at /usr/lib/libwordsprivate.so.15
---Type <return> to continue, or q <return> to quit---
#23 0x00007ffff6984ef8 in QWidget::event(QEvent*) (this=0xe087a0,
event=0x7fffffffc250) at kernel/qwidget.cpp:9144
#24 0x00007ffff693de0c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=<optimized out>, receiver=0xe087a0, e=0x7fffffffc250)
at kernel/qapplication.cpp:3799
#25 0x00007ffff6945581 in QApplication::notify(QObject*, QEvent*)
(this=0x7fffffffe520, receiver=0xe087a0, e=0x7fffffffc250)
at kernel/qapplication.cpp:3556
#26 0x00007ffff757c7f7 in KoApplication::notify(QObject*, QEvent*) () at
/usr/lib/libkomain.so.15
#27 0x00007ffff6399df0 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=receiver@entry=0xe087a0, event=event@entry=0x7fffffffc250)
at kernel/qcoreapplication.cpp:988
#28 0x00007ffff697dcca in QCoreApplication::sendSpontaneousEvent(QObject*,
QEvent*) (event=0x7fffffffc250, receiver=<optimized out>)
at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#29 0x00007ffff697dcca in QWidgetPrivate::sendPaintEvent(QRegion const&)
(this=this@entry=0xe08850, toBePainted=...) at kernel/qwidget.cpp:5696
#30 0x00007ffff697e319 in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion
const&, QPoint const&, int, QPainter*, QWidgetBackingStore*)
(this=this@entry=0xe08850, pdev=pdev@entry=0xce4100, rgn=..., offset=...,
flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0,
backingStore=<optimized out>)
at kernel/qwidget.cpp:5636
#31 0x00007ffff697f00c in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*,
QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*,
QWidgetBackingStore*) (this=this@entry=0xe14860, pdev=pdev@entry=0xce4100,
siblings=..., index=<optimized out>, rgn=..., offset=..., flags=4,
sharedPainter=0x0, backingStore=0xa3be00) at kernel/qwidget.cpp:5831
#32 0x00007ffff697de84 in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion
const&, QPoint const&, int, QPainter*, QWidgetBackingStore*)
(this=this@entry=0xe14860, pdev=pdev@entry=0xce4100, rgn=..., offset=...,
flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0,
backingStore=<optimized out>)
at kernel/qwidget.cpp:5688
#33 0x00007ffff697f00c in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*,
QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*,
QWidgetBackingStore*) (this=this@entry=0xe10410, pdev=pdev@entry=0xce4100,
siblings=..., index=<optimized out>,
index@entry=1, rgn=..., offset=..., flags=4, sharedPainter=0x0,
backingStore=0xa3be00) at kernel/qwidget.cpp:5831
#34 0x00007ffff697eef9 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*,
QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*,
QWidgetBackingStore*) (this=this@entry=0xe10410, pdev=pdev@entry=0xce4100,
siblings=..., index=1, rgn=..., offset=..., flags=4, sharedPainter=0x0,
backingStore=0xa3be00) at kernel/qwidget.cpp:5818
#35 0x00007ffff697de84 in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion
const&, QPoint const&, int, QPainter*, QWidgetBackingStore*)
(this=this@entry=0xe10410, pdev=pdev@entry=0xce4100, rgn=..., offset=...,
flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0,
backingStore=<optimized out>)
at kernel/qwidget.cpp:5688
#36 0x00007ffff697f00c in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*,
QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*,
QWidgetBackingStore*) (this=this@entry=0xe07c90, pdev=pdev@entry=0xce4100,
siblings=..., index=<optimized out>, rgn=..., offset=..., flags=4,
sharedPainter=0x0, backingStore=0xa3be00) at kernel/qwidget.cpp:5831
#37 0x00007ffff697de84 in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion
const&, QPoint const&, int, QPainter*, QWidgetBackingStore*)
(this=this@entry=0xe07c90, pdev=pdev@entry=0xce4100, rgn=..., offset=...,
flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0,
backingStore=<optimized out>)
---Type <return> to continue, or q <return> to quit---
at kernel/qwidget.cpp:5688
#38 0x00007ffff697f00c in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*,
QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*,
QWidgetBackingStore*) (this=this@entry=0xd7e050, pdev=pdev@entry=0xce4100,
siblings=..., index=<optimized out>, rgn=..., offset=..., flags=4,
sharedPainter=0x0, backingStore=0xa3be00) at kernel/qwidget.cpp:5831
#39 0x00007ffff697de84 in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion
const&, QPoint const&, int, QPainter*, QWidgetBackingStore*)
(this=this@entry=0xd7e050, pdev=pdev@entry=0xce4100, rgn=..., offset=...,
flags=flags@entry=4, sharedPainter=sharedPainter@entry=0x0,
backingStore=<optimized out>)
at kernel/qwidget.cpp:5688
#40 0x00007ffff697f00c in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*,
QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*,
QWidgetBackingStore*) (this=this@entry=0x7c6680, pdev=pdev@entry=0xce4100,
siblings=..., index=<optimized out>,
index@entry=28, rgn=..., offset=..., flags=4, sharedPainter=0x0,
backingStore=0xa3be00) at kernel/qwidget.cpp:5831
#41 0x00007ffff697eef9 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*,
QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*,
QWidgetBackingStore*) (this=this@entry=0x7c6680, pdev=pdev@entry=0xce4100,
siblings=..., index=28,
index@entry=31, rgn=..., offset=..., flags=4, sharedPainter=0x0,
backingStore=0xa3be00) at kernel/qwidget.cpp:5818
#42 0x00007ffff697eef9 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*,
QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*,
QWidgetBackingStore*) (this=this@entry=0x7c6680, pdev=pdev@entry=0xce4100,
siblings=..., index=31,
index@entry=34, rgn=..., offset=..., flags=4, sharedPainter=0x0,
backingStore=0xa3be00) at kernel/qwidget.cpp:5818
#43 0x00007ffff697eef9 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*,
QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*,
QWidgetBackingStore*) (this=this@entry=0x7c6680, pdev=pdev@entry=0xce4100,
siblings=..., index=34,
index@entry=39, rgn=..., offset=..., flags=4, sharedPainter=0x0,
backingStore=0xa3be00) at kernel/qwidget.cpp:5818
#44 0x00007ffff697eef9 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*,
QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*,
QWidgetBackingStore*) (this=this@entry=0x7c6680, pdev=pdev@entry=0xce4100,
siblings=..., index=39,
index@entry=44, rgn=..., offset=..., flags=4, sharedPainter=0x0,
backingStore=0xa3be00) at kernel/qwidget.cpp:5818
#45 0x00007ffff697eef9 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*,
QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*,
QWidgetBackingStore*) (this=this@entry=0x7c6680, pdev=pdev@entry=0xce4100,
siblings=..., index=44,
index@entry=45, rgn=..., offset=..., flags=4, sharedPainter=0x0,
backingStore=0xa3be00) at kernel/qwidget.cpp:5818
#46 0x00007ffff697eef9 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*,
QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*,
QWidgetBackingStore*) (this=this@entry=0x7c6680, pdev=pdev@entry=0xce4100,
siblings=..., index=45, rgn=..., offset=..., flags=4, sharedPainter=0x0,
backingStore=0xa3be00) at kernel/qwidget.cpp:5818
#47 0x00007ffff697de84 in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion
const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) (this=0x7c6680,
pdev=0xce4100, rgn=..., offset=..., flags=flags@entry=5,
sharedPainter=sharedPainter@entry=0x0, backingStore=<optimized out>) at
kernel/qwidget.cpp:5688
#48 0x00007ffff694e0ca in QWidgetBackingStore::doSync()
(this=this@entry=0xa3be00) at kernel/qwidgetbackingstore.cpp:1362
#49 0x00007ffff694e287 in QWidgetBackingStore::sync() (this=0xa3be00) at
kernel/qwidgetbackingstore.cpp:1151
#50 0x00007ffff696d0ef in QWidgetPrivate::syncBackingStore() (this=0x7c6680) at
kernel/qwidget.cpp:1955
#51 0x00007ffff6984fc8 in QWidget::event(QEvent*) (this=this@entry=0x7c64a0,
event=event@entry=0xb6f960) at kernel/qwidget.cpp:9083
---Type <return> to continue, or q <return> to quit---
#52 0x00007ffff6a8348b in QMainWindow::event(QEvent*) (this=0x7c64a0,
event=0xb6f960) at widgets/qmainwindow.cpp:1543
#53 0x00007ffff31f6e6a in KMainWindow::event(QEvent*) () at
/usr/lib/libKF5XmlGui.so.5
#54 0x00007ffff3248875 in KXmlGuiWindow::event(QEvent*) () at
/usr/lib/libKF5XmlGui.so.5
#55 0x00007ffff693de0c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=<optimized out>, receiver=0x7c64a0, e=0xb6f960)
at kernel/qapplication.cpp:3799
#56 0x00007ffff6945581 in QApplication::notify(QObject*, QEvent*)
(this=0x7fffffffe520, receiver=0x7c64a0, e=0xb6f960) at
kernel/qapplication.cpp:3556
#57 0x00007ffff757c7f7 in KoApplication::notify(QObject*, QEvent*) () at
/usr/lib/libkomain.so.15
#58 0x00007ffff6399df0 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x7c64a0, event=event@entry=0xb6f960)
at kernel/qcoreapplication.cpp:988
#59 0x00007ffff639c57d in QCoreApplication::sendEvent(QObject*, QEvent*)
(event=0xb6f960, receiver=<optimized out>)
at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#60 0x00007ffff639c57d in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) (receiver=receiver@entry=0x0, event_type=event_type@entry=0,
data=0x6269c0) at kernel/qcoreapplication.cpp:1649
#61 0x00007ffff639c9e8 in QCoreApplication::sendPostedEvents(QObject*, int)
(receiver=receiver@entry=0x0, event_type=event_type@entry=0)
at kernel/qcoreapplication.cpp:1503
#62 0x00007ffff63ee313 in postEventSourceDispatch(GSource*, GSourceFunc,
gpointer) (s=0x677520) at kernel/qeventdispatcher_glib.cpp:276
#63 0x00007fffef473587 in g_main_context_dispatch () at
/usr/lib/libglib-2.0.so.0
#64 0x00007fffef4737f0 in () at /usr/lib/libglib-2.0.so.0
#65 0x00007fffef47389c in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#66 0x00007ffff63ee71f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x69ea40, flags=...)
at kernel/qeventdispatcher_glib.cpp:423
#67 0x00007ffff639824a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7fffffffe480, flags=..., flags@entry=...)
at kernel/qeventloop.cpp:210
#68 0x00007ffff63a074c in QCoreApplication::exec() () at
kernel/qcoreapplication.cpp:1261
#69 0x00007ffff7bd733b in kdemain () at /usr/lib/libkdeinit5_calligrawords.so
#70 0x00007ffff7855291 in __libc_start_main () at /usr/lib/libc.so.6
#71 0x000000000040082a in _start ()
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