Problem with latest HEAD and IPv6: in6_ifinit: insertion failed

[Li, Qing]

I have a patch ready, which will be committed as soon as it is approved
by the release team.

--Qing


> -----Original Message-----
> From: Bjoern A. Zeeb [mailto:bzeeb-lists at lists.zabbadoz.net]
> Sent: Monday, August 03, 2009 10:45 PM
> To: Li, Qing
> Cc: FreeBSD Current; Qing Li
> Subject: RE: Problem with latest HEAD and IPv6: in6_ifinit: insertion
> failed
> 
> On Mon, 3 Aug 2009, Li, Qing wrote:
> 
> >>
> >> I then changed the script to s,fxp0,em1,g s,::1,::2,g and re-run:
> >>
> >>
> >
---------------------------------------------------------------------
> --
> >> -
> >> dut# sh test.sh
> >> 2001:db8::1             0:e0:81:81:13:ad    fxp0 permanent R
> >> 2001:db8::1             2001:db8::1                  UH   fxp0
> >> em1: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500
> >> ifconfig: ioctl (SIOCAIFADDR): File exists
> >> 2001:db8::1            0:e0:81:81:13:ad    fxp0 permanent  R
> >> 2001:db8::2            0:e0:81:81:13:9d     em1 permanent  R
> >> 2001:db8::1            2001:db8::1                   UH  fxp0
> >> 2001:db8::2            2001:db8::2                   UH  em1
> >> em1: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0
mtu
> > 1500
> >>
> >
---------------------------------------------------------------------
> --
> >
> >
> > Your output appears to come from either an outdated in6.c
> > or a custom version.  I expect to see something like the
> > following for each interface address from netstat output:
> >
> > Destination		Gateway		Flags		Netif
> > expire
> >
---------------------------------------------------------------------
> --
> > 2001:db8::1		link#1		UHS		lo0
> > 2001:db8::2		link#2		UHS		lo0
> >
---------------------------------------------------------------------
> --
> 
> Yes I would as well, unless something bad happens(tm).
> 
> > Please verify your source file.
> 
> bz at dut:/dut/bz/HEAD.svn% ident sys/netinet6/in6.c
> sys/netinet6/in6.c:
>       $KAME: in6.c,v 1.259 2002/01/21 11:37:50 keiichi Exp $
>       $FreeBSD: head/sys/netinet6/in6.c 196019 2009-08-01 19:26:27Z
> rwatson $
> bz at dut:/dut/bz/HEAD.svn% svn status sys/netinet6/in6.c
> bz at dut:/dut/bz/HEAD.svn%
> 
> And as you can see the IFF_POINTOPOINT from your last commit are not
> there
> anymore:
> 
>     1193         /*
>     1194          * Remove the loopback route to the interface
address.
>     1195          * The check for the current setting of
> "nd6_useloopback" is not needed.
>     1196          */
>     1197         if (!(ia->ia_ifp->if_flags & IFF_LOOPBACK)) {
> 
>     1776         /*
>     1777          * add a loopback route to self
>     1778          */
>     1779         if (V_nd6_useloopback && !(ifp->if_flags &
> IFF_LOOPBACK)) {
> 
> 
> /bz
> 
> --
> Bjoern A. Zeeb                      The greatest risk is not taking
one.