Hi, on my Raspberry Pi runs a Gentoo/hardened with RSBAC and PAX :D Linux raspberry-pi 3.18.16-rsbac-4+ #2 PREEMPT Sun Jul 5 22:49:47 CEST 2015 armv6l BCM2708 GNU/Linux For PAX this options must at moment disabled: CONFIG_PAX_REFCOUNT, CONFIG_PAX_USERCOPY There is an issue left with PAX but need a bit time. Jens