From: Stephen Hemminger <stephen@networkplumber.org>
To: "Álvaro Fernández Rojas" <noltari@gmail.com>
Cc: bridge@lists.linux-foundation.org, davem@davemloft.net
Subject: Re: [Bridge] hw csum failure introduced in linux-4.2
Date: Fri, 22 Jan 2016 13:10:46 -0800 [thread overview]
Message-ID: <20160122131046.6f141681@xeon-e3> (raw)
In-Reply-To: <56A2993B.4070307@gmail.com>
On Fri, 22 Jan 2016 22:03:55 +0100
Álvaro Fernández Rojas <noltari@gmail.com> wrote:
> From linux-4.2 there's a "hw csum failure" for bridges using hardware
> checksums when IPv6 multicast traffic is received.
>
> Here are some reports:
> https://lkml.org/lkml/2015/12/1/699
> https://bugzilla.redhat.com/show_bug.cgi?id=1266601
> https://discourse.osmc.tv/t/hw-csum-failure/9990
> https://github.com/raspberrypi/linux/issues/1259
>
> I think it may have been introduced in commit
> 9afd85c9e4552b276e2f4cfefd622bdeeffbbf26 (net: Export IGMP/MLD message
> validation code) but I haven't done any tests to confirm it.
> Any help on this issue would be really appreciated.
>
> Regards,
> Álvaro.
What hardware? You missed the kernel bugzilla? If it was reported
there I would have forwarded it to netdev@vger.kernel.org.
Can you reproduce it with 4.4?
next prev parent reply other threads:[~2016-01-22 21:10 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-22 21:03 [Bridge] hw csum failure introduced in linux-4.2 Álvaro Fernández Rojas
2016-01-22 21:10 ` Stephen Hemminger [this message]
2016-01-22 22:38 ` Álvaro Fernández Rojas
2016-02-13 2:35 ` Linus Lüssing
2016-02-14 11:57 ` Linus Lüssing
2016-02-14 12:20 ` Álvaro Fernández Rojas
2016-02-15 2:10 ` Linus Lüssing
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