sparc64/131921: Sending layer-3 traffic over EtherIP tunnel causes kernel panic

[Marius Strobl]

On Wed, Feb 25, 2009 at 08:40:08AM +0100, Sten Spans wrote:
> On Mon, 23 Feb 2009, Marius Strobl wrote:
> 
> >The following reply was made to PR sparc64/131921; it has been noted by 
> >GNATS.
> >
> >From: Marius Strobl <marius at alchemy.franken.de>
> >To: thompsa at freebsd.org
> >Cc: bug-followup at freebsd.org
> >Subject: Re: sparc64/131921: Sending layer-3 traffic over EtherIP tunnel 
> >causes kernel panic
> >Date: Mon, 23 Feb 2009 19:01:42 +0100
> >
> >On Mon, Feb 23, 2009 at 12:53:53AM -0500, Boris Kochergin wrote:
> >> The patch fixes it, and I've also tested it on i386 to make sure it
> >> doesn't cause any trouble there. Thanks!
> >>
> >
> >Hi Andrew,
> >
> >are you okay with the following patch?
> >http://people.freebsd.org/~marius/gif_etherip_align.diff
> 
> 
> Why ETHERIP_ALIGN instead of ETHER_ALIGN ?
> 

Because in this case the misalignment of the IP-header is
caused by the EtherIP- and not the Ethernet-header.

Marius