Text marking with this file
https://issues.apache.org/jira/secure/attachment/12769999/type3%20zero%20font%20size.pdf
has a giant size.

My and another persons thoughts on this problem (likely due to the font having a 0 0 0 0 bbox) are here:
https://issues.apache.org/jira/browse/PDFBOX-3076

return;
                }
                f (elf.ptn.gnreErrr) {
                  
                  
                  elf.handler.end("UnupprtedFeature", {
                    featureId: UNSUPPORTED_FEATURES.errrExtGState,
                  });
                  warn(`getOperatrLt - gnrng ExtGState: "${rean}".`);
                  return;
                }
                thrw rean;
              })
            );
            return;
          cae OPS.mveT:
          cae OPS.lneT:
          cae OPS.curveT:
          cae OPS.curveT2:
          cae OPS.curveT3:
          cae OPS.clePath:
          cae OPS.rectangle: