On Mon, 2018-08-13 at 20:42 +-0200, Hannes Reinecke wrote: +AD4- I have fixed the very same thing with my patchset titled +ACI-genhd: +AD4- register default groups with device+AF8-add+AF8-disk+ACI- which is waiting for +AD4- inclusion. Thanks Hannes for the feedback. I will drop this patch series and review your patches instead. Bart.