with grsecurity-3.0-3.11.9-201311242034.patch there is following line in kernel log repeated about 20 times grsec: denied exec of usermode helper binary /lib64/rc/sh/cgroup-release-agent.sh located outside of /sbin
commit d4a9bb63091852b5b49ebd216796b374e5c0dc71 Author: Brad Spengler Date: Sat Nov 23 16:33:20 2013 -0500 limit all usermode helper binaries to /sbin, all other attempts will be logged and rejected kernel/kmod.c | 8 ++++++++ 1 files changed, 8 insertions(+), 0 deletions(-)