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Re: [RFC net-next] ipv6: Use destination address determined by IPVS

To: Hannes Frederic Sowa <hannes@xxxxxxxxxxxxxxxxxxx>
Subject: Re: [RFC net-next] ipv6: Use destination address determined by IPVS
Cc: Simon Horman <horms@xxxxxxxxxxxx>, YOSHIFUJI Hideaki / 吉藤英明 <yoshfuji@xxxxxxxxxxxxxx>, lvs-devel@xxxxxxxxxxxxxxx, netdev@xxxxxxxxxxxxxxx, Mark Brooks <mark@xxxxxxxxxxxxxxxx>, Phil Oester <kernel@xxxxxxxxxxxx>
From: Julian Anastasov <ja@xxxxxx>
Date: Fri, 18 Oct 2013 09:33:13 +0300 (EEST)
        Hello,

On Fri, 18 Oct 2013, Hannes Frederic Sowa wrote:

> I played around with your patch and tested xt_TEE. I added a TEE rule to
> mangle/OUTPUT and pinged. This happend, I have not yet analyzed it:

        May be a side effect of using some multicast address?
Can you test it with such address check?:

        if (rt->rt6i_flags & RTF_GATEWAY ||
            ipv6_addr_type(&rt->rt6i_gateway) & IPV6_ADDR_UNICAST)

> [  101.129421]  [<ffffffff816d4e47>] icmp6_dst_alloc+0xf7/0x430
> [  101.129421]  [<ffffffff816d4d55>] ? icmp6_dst_alloc+0x5/0x430
> [  101.129421]  [<ffffffff816dde26>] ndisc_send_skb+0x3e6/0x540
> [  101.129421]  [<ffffffff816df81c>] ndisc_send_ns+0xdc/0x140
> [  101.129421]  [<ffffffff816d394b>] rt6_probe+0x31b/0x380
> [  101.129421]  [<ffffffff816d3690>] ? rt6_probe+0x60/0x380
> [  101.129421]  [<ffffffff816d1b93>] ? rt6_score_route+0xa3/0x380
> [  101.129421]  [<ffffffff816d471c>] ip6_pol_route.isra.47+0x2fc/0x4f0

Regards

--
Julian Anastasov <ja@xxxxxx>
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