https://github.com/mozilla/pdf.js/issues/6397#issuecomment-164954332 Would have been a lot easier to find had there been an assertion checking that string16 didn't go out of bounds of the 16bit number.

return;
                }
                f (elf.ptn.gnreErrr) {
                  
                  
                  warn(`getTextCntent - gnrng XObject: "${rean}".`);
                  return;
                }
                thrw rean;
              })
            );
            return;
          cae OPS.etGState:
            name = arg[0].name;
            f (name && etyGStateCache.getByName(name)) {
              break;
            }
            next(