I've ported grsec test2 to 2.6.4-ck1 and the cd audio dma patch and placed them in my experimental directory.

http://ck.kolivas.org/patches/2.6/2.6.4/experimental/

If Hans releases another snapshot of reiser4 soon I'll update that too and release a -ck2. Hopefully this should be a reasonably stable and last -ck for a while before I go away.