As confirmed on the upstream bug:
Commit https://github.com/rhboot/shim/commit/e563bc3dcd17d91861d3b363ed19d30228f409e1 caused the issue, and it was already fixed by upstream commit https://github.com/rhboot/shim/commit/1870bae796022f8bbf60465352eac329ff1d6ffd
As confirmed on the upstream bug:
Commit https:/ /github. com/rhboot/ shim/commit/ e563bc3dcd17d91 861d3b363ed19d3 0228f409e1 caused the issue, and it was already fixed by upstream commit https:/ /github. com/rhboot/ shim/commit/ 1870bae796022f8 bbf60465352eac3 29ff1d6ffd