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Message-Id: <201403241023.s2OANCij007546@cgiserv.freebsd.org>
Date: Mon, 24 Mar 2014 10:23:12 GMT
From: Adri Koppes <adrik@salesmanager.nl>
To: freebsd-gnats-submit@FreeBSD.org
Subject: rtadvd fill syslog with unneeded error messages
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>Number:         187899
>Category:       bin
>Synopsis:       rtadvd(8) fills syslog with unneeded error messages
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:  
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Mon Mar 24 10:30:00 UTC 2014
>Closed-Date:    
>Last-Modified:  Mon Mar 24 15:07:24 UTC 2014
>Originator:     Adri Koppes
>Release:        FreeBSD 9.2-RELEASE-p3
>Organization:
SalesManager Software B.V.
>Environment:
FreeBSD mail.salesmanager.nl 9.2-RELEASE-p3 FreeBSD 9.2-RELEASE-p3 #1 r260687M: Wed Jan 15 11:42:16 CET 2014     root@mail.salesmanager.nl:/usr/obj/usr/src/sys/MAIL  amd64

>Description:
I have rtadvd running to provide IPV6 configuration for the internal network, which uses interface em0.
/etc/rc.conf contains:

ifconfig_em0="inet 192.168.0.12 netmask 255.255.255.0"
ifconfig_em0_ipv6="auto_linklocal 2001:xxx:yyyy:zzz::1 prefixlen 64"
rtadvd_enable="YES"
rtadvd_interfaces="em0"

The server is also running mpd5 to provide PPTP vpn services.
When a PPTP vpn disconnects, the corresponding netgraph (ng) interface is destroyed.
When this happens, rtadvd generates a syslog error in /var/log/messages:

Mar 24 08:52:23 mail rtadvd[35606]: <rm_ifinfo_index>: ifinfo not found (idx=12)

This error should not be logged, since rtadvd is not listening no or servicing any netgraph interfaces.

>How-To-Repeat:
Configure an interface with ipv6 and configure rtadvd on this interface.
Install and configure mpd5.
Start rtadvd and mpd5
Establish a VPN and disconnect the VPN.
Error message is loged everytime a VPN disconnects.
>Fix:


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