From owner-freebsd-bugs  Fri Aug 27 23:20:14 1999
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Date: Fri, 27 Aug 1999 23:11:01 -0700 (PDT)
From: bifrost@dis.org
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Subject: kern/13434: Natd Causes Kernel Panic under 3.2-STABLE
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>Number:         13434
>Category:       kern
>Synopsis:       Natd Causes Kernel Panic under 3.2-STABLE
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Fri Aug 27 23:20:01 PDT 1999
>Closed-Date:
>Last-Modified:
>Originator:     Bifrost
>Release:        3.2-STABLE
>Organization:
Dis.Org
>Environment:
FreeBSD firewall.XXXXX.com 3.2-STABLE FreeBSD 3.2-STABLE #3: 
Mon Aug 16 17:07:51 PDT 1999 
root@firewall.XXXXX.com:/usr/src/sys/compile/FIREWALL  i386
>Description:
After setting up IPFW rules to enable divert sockets, running natd will 
cause a kernel panic.
This machine has Three Ethernet Interfaces, with bridging enabled.
Bridging includes IPFW support.

add 300 divert 8668 all from any to X.X.X via fxp0
add 400 divert 8669 all from 10.1.0.0 to any via fxp2

natd -i 8668 -o 8669 -a X.X.X.X -log

Instant Kernel Panic.
>How-To-Repeat:
Start natd with specified parameters.

>Fix:
N/A

>Release-Note:
>Audit-Trail:
>Unformatted:


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