On Sat, Feb 13, 2016 at 03:35:28AM +0100, Linus Lüssing wrote: > PS: 4.4.0 did not have c2d4fb yet, that was added with 4.4.1. While > missing it does cause trouble, it should not cause a csum error. Just for the record: I was wrong here, that patch was part of v4.4 already and even v4.3.