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On Fri, Aug 22, 2014 at 05:53:41PM +0300, Julian Anastasov wrote:
> commit fc604767613b6d2036cdc35b660bc39451040a47
> ("ipvs: changes for local real server") from 2.6.37
> introduced DNAT support to local real server but the
> IPv6 LOCAL_OUT handler ip_vs_local_reply6() is
> registered incorrectly as IPv4 hook causing any outgoing
> IPv4 traffic to be dropped depending on the IP header values.
>
> Chris tracked down the problem to CONFIG_IP_VS_IPV6=y
> Bug report: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1349768
>
> Reported-by: Chris J Arges <chris.j.arges@xxxxxxxxxxxxx>
> Tested-by: Chris J Arges <chris.j.arges@xxxxxxxxxxxxx>
> Signed-off-by: Julian Anastasov <ja@xxxxxx>
Thanks, and sorry for the delay.
I have queued this up in the ipvs tree as a fix for v3.17.
I also plan to ask for it to be considered for -stable.
> ---
> net/netfilter/ipvs/ip_vs_core.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/net/netfilter/ipvs/ip_vs_core.c b/net/netfilter/ipvs/ip_vs_core.c
> index e683675..5c34e8d 100644
> --- a/net/netfilter/ipvs/ip_vs_core.c
> +++ b/net/netfilter/ipvs/ip_vs_core.c
> @@ -1906,7 +1906,7 @@ static struct nf_hook_ops ip_vs_ops[] __read_mostly = {
> {
> .hook = ip_vs_local_reply6,
> .owner = THIS_MODULE,
> - .pf = NFPROTO_IPV4,
> + .pf = NFPROTO_IPV6,
> .hooknum = NF_INET_LOCAL_OUT,
> .priority = NF_IP6_PRI_NAT_DST + 1,
> },
> --
> 1.9.0
>
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