Subject: Crash in ip_conntrack on shutdown

From: Stephen Hemminger <[email-masked]>
Date: Wed, 01 Nov 2006 16:56:35 -0800

My desktop machine (Fedora Core 6) crashed on during shutdown when 
running latest
2.6.19-rc4 kernel. Machine is UP Amd64.

It looks like a null dereference in ip_conntrack. See screenshot.
  
http://picasaweb.google.com/stephen.hemminger/LinuxCrashes/photo#4992593950061821970