Comment 1 for bug 400349

I see this too. To reproduce, the network interface should not be managed by Network Manager:

Then perform the following:
$ sudo /etc/init.d/NetworkManager stop
$ sudo ifconfig eth0 down
$ sudo dhclient eth0

I see the following in dmesg on i386:
[ 1482.018546] type=1503 audit(1247767237.673:10): operation="open" pid=3704 parent=3703 profile="/sbin/dhclient-script" requested_mask="r::" denied_mask="r::" fsuid=0 ouid=0 name="/etc/ld.so.cache"
[ 1482.018681] type=1503 audit(1247767237.673:11): operation="open" pid=3704 parent=3703 profile="/sbin/dhclient-script" requested_mask="r::" denied_mask="r::" fsuid=0 ouid=0 name="/lib/libncurses.so.5.7"