netdev - Re: IPv6 duplicate address detection erroneously marking address as duplicate when a host receives its own multicast packets?

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] [day] [month] [year] [list]

Message-Id: <20100421.223022.126085425.davem@davemloft.net>
Date:	Wed, 21 Apr 2010 22:30:22 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	herbert@...dor.apana.org.au
Cc:	brian.haley@...com, sam.cannell@...alyst.net.nz,
	netdev@...r.kernel.org
Subject: Re: IPv6 duplicate address detection erroneously marking address
 as duplicate when a host receives its own multicast packets?

From: Herbert Xu <herbert@...dor.apana.org.au>
Date: Thu, 22 Apr 2010 10:41:40 +0800

> Brian Haley <brian.haley@...com> wrote:
>> 
>> Well, my initial reaction is XVM is doing the wrong thing looping-back
>> multicast packets.  You can try the following (untested) patch, I can
>> only confirm it compiles.
> 
> I agree, whatever is looping the packet back should be fixed.

Ethernet does not send multicasts to itself, so we're definitely not
going to cater to this XVM behavior.
--
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