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

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  }
  [$setValue](value) {
    _setValue(this, value);
  }
  [$toHTML](availableSpace) {
    setTabIndex(this);
    if (!this.ui) {
      
      
      
      
      this.ui = new Ui({});
      this.ui[$globalData] = this[$globalData];
      this[$appendChild](this.ui);
      let node;