This bug is fully reproducible on a host running a Focal (20.04) armhf kernel 5.4 with Docker also building a container based on Focal.
Specifically, I was able to reproduce this on a RasPi 4B+ using the current Focal image
This bug is fully reproducible on a host running a Focal (20.04) armhf kernel 5.4 with Docker also building a container based on Focal.
Specifically, I was able to reproduce this on a RasPi 4B+ using the current Focal image