Hi Leo, Leo Prikler skribis: >> /sys is already mounted inside ‘guix environment -C’ containers so I >> don’t see what difference it would make. > I think I've been told this several times, but I don't believe it. Not > adding all these expose=/sys lines triggers the "warnings" in the > original post. (Okay, perhaps one of /sys/dev and /sys/devices is > superfluous, I would need to check.) It would be great if you could pinpoint which of these --expose=/sys/xyz makes a difference. From there we could compare the output of ‘find /sys/xyz’ inside and outside the container, without --expose. Thanks, Ludo’.