netdev - Re: regression when connecting to ipv6 localhost

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Mon, 15 Oct 2012 15:21:33 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Jan Hinnerk Stosch <janhinnerk.stosch@...il.com>
Cc:	Joe Perches <joe@...ches.com>, netdev@...r.kernel.org
Subject: Re: regression when connecting to ipv6 localhost

On Mon, 2012-10-15 at 15:10 +0200, Jan Hinnerk Stosch wrote:
> 2012/10/15 Eric Dumazet <eric.dumazet@...il.com>:
> > On Mon, 2012-10-15 at 04:25 -0700, Joe Perches wrote:
> >
> >>
> >> It looks more like a recently introduced app defect though.
> >>
> >
> >> Jan's using a newer version of ntp than you are.
> >> https://bugs.archlinux.org/task/31775
> >> ntp 4.2.6.p5-11
> >
> >> Perhaps the defect was introduced in the ntp code with
> >> this change:
> >>
> >> http://bk.ntp.org/ntp-stable/lib/isc/unix/interfaceiter.c?PAGE=diffs&REV=4e12bf8dJoMBgRoYzI9851nTqVBhgQ
> >
> >
> > It seems you missed fact that /proc/net/if_inet6 doesnt include lo
> > device for Jan machine.
> >
> > Even an old ntpd (or ifconfig -a) wont see lo device ::1 address if not
> > listed in /proc/net/if_inet6
> >
> > "ip -6 addr" doesnt parse /proc/net/if_inet6
> >
> 
> Now I can confirm, that the file contains no loopback interface.

OK thanks

Now we have to find why ::1 is missing.

Can you send : 

lsmod


--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html