Attach (recommended) or Link to PDF file here:
https://www.canada.ca/content/dam/ircc/migration/ircc/english/pdf/kits/forms/eimm5669e.pdf
[eimm5669e.pdf](https://github.com/mozilla/pdf.js/files/7225677/eimm5669e.2.pdf)

Configuration:
- Web browser and its version: Firefox nightly
- Operating system and its version: Linux Debian

Steps to reproduce the problem:
1. Look at the bottom of page 2

return false;
    }
    if (this[$extra]._isSplittable !== undefined) {
      return this[$extra]._isSplittable;
    }
    if (this.layout === "position" || this.layout.includes("row")) {
      this[$extra]._isSplittable = false;
      return false;
    }
    if (this.keep && this.keep.intact !== "none") {
      this[$extra]._isSplittable = false;
      return false;
    }
    if (
      parent.layout &&
      parent.layout.endsWith("-tb") &&
      parent[$extra].numberInLine !== 0
    ) {
      
      
      
      
      
      
      return false;
    }
    this[$extra]._isSplittable = true;
    return true;
  }
  [$toHTML](availableSpace) {