Marker elements don't support paths which contain PathElementAddQuadCurveToPoint elements. See SVGMarkerLayoutInfo, updateMarkerDataForElement() method.
Following Blink commit: https://chromium.googlesource.com/chromium/src.git/+/7003bed16de3861e47d6bb0287ba4d6bffcfea04 Removed this FIXME: https://searchfox.org/wubkat/source/Source/WebCore/rendering/svg/SVGMarkerData.h#118 and changed it into: case PathElement::Type::AddQuadCurveToPoint: m_inslopePoints[0] = points[0]; m_inslopePoints[1] = points[1]; m_origin = points[1]; break;