hello I have exactly the same problem on two of my x230 Lenovo notebooks with Qubes version R4.0.1rc1.
I suspected it might be Coreboot/SeaBios, but obviously it's not. Greetings -- You received this message because you are subscribed to the Google Groups "qubes-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to qubes-users+unsubscr...@googlegroups.com. To post to this group, send email to qubes-users@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/qubes-users/ec719a5f-4446-4419-8a10-6f7d3815e3ef%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.