[Webkit-unassigned] [Bug 204689] [GTK] WebKitWebProcess crashes when displaying a KaTeX formula

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=204689

--- Comment #1 from Carlos Garcia Campos <cgarcia at igalia.com> ---
#0  0x00007fd7b72ce0a6 in BEInt<unsigned short, 2>::operator unsigned short (this=<optimized out>) at hb-blob.hh:58
#1  OT::IntType<unsigned short, 2u>::operator unsigned int (this=<optimized out>) at hb-open-type.hh:67
#2  OT::Offset<OT::IntType<unsigned short, 2u>, true>::is_null (this=<optimized out>) at hb-open-type.hh:174
#3  OT::OffsetTo<OT::MathConstants, OT::IntType<unsigned short, 2u>, true>::operator() (base=<optimized out>, this=<optimized out>) at hb-open-type.hh:260
#4  OT::operator+<const OT::MATH*, OT::IntType<short unsigned int, 2>, true, OT::MathConstants> (base=<optimized out>, offset=...) at hb-open-type.hh:346
#5  OT::MATH::get_constant (font=<optimized out>, constant=<optimized out>, this=<optimized out>) at hb-ot-math-table.hh:698
#6  hb_ot_math_get_constant (font=0x564bb3253580, constant=HB_OT_MATH_CONSTANT_SUBSCRIPT_SHIFT_DOWN) at hb-ot-math.cc:83
#7  0x00007fd7bd9c9786 in WebCore::OpenTypeMathData::getMathConstant(WebCore::Font const&, WebCore::OpenTypeMathData::MathConstant) const ()
   from /home/cgarcia/src/git/gnome/WebKit/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37
#8  0x00007fd7bdcbf9c0 in WebCore::RenderMathMLScripts::verticalParameters() const () from /home/cgarcia/src/git/gnome/WebKit/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37
#9  0x00007fd7bdcbfedd in WebCore::RenderMathMLScripts::verticalMetrics(WebCore::RenderMathMLScripts::ReferenceChildren const&) ()
   from /home/cgarcia/src/git/gnome/WebKit/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37

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