LibreOffice broken color emojis on printing/PDF export

Could not print the document today: empty characters instead of emojis I use as an icons.
Exporting to PDF shows the same result: incorrect rendering of emojis.

LibreOffice supports PDF export from the command like. I've used Docker images to test different distros and versions.

  • ArchLinux (LO 25.8.4.2 580 Build 2): tofu character
  • Fedora 42 (LO 25.2.7.2-1.fc42): OK proper rendering
  • Fedora 43 (LO 25.8.4.2 580 Build 2): blank character
  • Ubuntu 26.04 (LO 25.8.4.2 580 Build 2): black-and-white printer emoji (different font)

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