chromium/third_party/blink/web_tests/svg/custom/non-opaque-filters.svg

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
<svg xmlns="http://www.w3.org/2000/svg">
   <defs>
      <filter id="gblur">
         <feGaussianBlur stdDeviation="0" />
      </filter>
   </defs>
   <g opacity="0.5">
      <rect x="0" y="0" width="87" height="40" fill="green" stroke="none" filter="url(#gblur)"/>
   </g>
   <text fill="green" y="60">This should not crash.</text>
</svg>