Network errors

[Jason Staudenmayer]

Anybody seen this before?
 kernel: skb: pf=0 (unowned) dev=eth0 len=46
 kernel: nf_hook: hook 0 already set.
 kernel: skb: pf=0 (unowned) dev=eth0 len=46
 kernel: nf_hook: hook 0 already set.
 kernel: skb: pf=0 (unowned) dev=eth0 len=46
 kernel: nf_hook: hook 0 already set.

Started about three weeks ago outa nowhere. No changes made to machine.
RH8 qmail pptp/poptop bind samba cups atalk spamassassin

TIA
jason