Comment # 1 on bug 1102128 from Michal Kube��ek

(In reply to Denis Polom from comment #0)
> after running command 'sysctl -p' kernel parameters are set vith values from
> sysctl.conf

This doesn't really look like a kernel issue, rather something else rewriting
the sysctl values again on boot. I suggest to check the sysctl values after
booting; if they are 0, you should try to find who resets them back to 0.