Got this when I used yum to update selinux-policy-targeted to 1.25.4-10.
sepol_genbools_array:  unknown boolean i18n_input_disable_trans
/usr/sbin/load_policy:  Warning!  Unable to reset all booleans
/sbin/restorecon reset /usr/bin/syslinux context system_u:object_r:bin_t->system_u:object_r:fsadm_exec_t
Problem?

Regards,
John