Comment 14 for bug 1157643

procps was updated to procps:amd64 (3.2.8-11ubuntu6, 3.2.8-11ubuntu6.1) in my
 environment today.

Some keys doesn't work in a linux container (Ubuntu 12.04.3 LTS).
They work in my host which is also Ubuntu 12.04.3 LTS.

root@jian-local-machine-1:/home/ubuntu# cat /etc/sysctl.d/*.conf /etc/sysctl.conf | sysctl -e -p -
error: permission denied on key 'kernel.printk'
net.ipv6.conf.all.use_tempaddr = 2
net.ipv6.conf.default.use_tempaddr = 2
error: permission denied on key 'kernel.kptr_restrict'
net.ipv4.conf.default.rp_filter = 1
net.ipv4.conf.all.rp_filter = 1
error: permission denied on key 'kernel.yama.ptrace_scope'
vm.mmap_min_addr = 65536