The apparmor profile needs to be updated. From /var/log/audit/audit.log (when auditd is installed, /var/log/kern.log otherwise, I think):
type=APPARMOR_DENIED msg=audit(1226338235.355:31): operation="inode_permission" requested_mask="::r" denied_mask="::r" fsuid=113 name="/proc/17804/net/if_inet6" pid=17805 profile="/usr/sbin/named"
The apparmor profile needs to be updated. From /var/log/ audit/audit. log (when auditd is installed, /var/log/kern.log otherwise, I think):
type=APPARMOR_ DENIED msg=audit( 1226338235. 355:31) : operation= "inode_ permission" requested_ mask=": :r" denied_mask="::r" fsuid=113 name="/ proc/17804/ net/if_ inet6" pid=17805 profile= "/usr/sbin/ named"