Can you test this kernel:
https://app.box.com/s/qlisrhml9flcvd7d9b0j0fagzlxhueet
Should be basically the same as Christians current 5.9 (I didn't include modules), I've just made a small change to the network options.
Note: I applied the dpaa patch but this doesn't seem to work, as the kernel only works with Fienix for me.
Thanks
Darren