EFI stub: WARNING: Ignoring DXE services table: Invalid signature

I’m getting this error message right after selecting fedora 41 in grub menu.
EFI stub: WARNING: Ignoring DXE services table: Invalid signature
What does it mean?

I’m also trying to diagnose slow wake from suspend.

My guess is a buggy BIOS. Is there an update you can install?

Added boot, f41, grub

It’s a Mac Pro 2010 so no access to bios firmware.

I assume, given the BIOS is 14 year old, that what every linux does when that table is invalid is a useful fallback and that you can ignore the warning.

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