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Date:   Mon, 21 Sep 2020 12:36:37 -0600
From:   David Ahern <dsahern@...il.com>
To:     Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
        "David S . Miller" <davem@...emloft.net>, netdev@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH v2 0/3] l3mdev icmp error route lookup fixes

On 9/18/20 12:17 PM, Mathieu Desnoyers wrote:
> Hi,
> 
> Here is an updated series of fixes for ipv4 and ipv6 which which ensure
> the route lookup is performed on the right routing table in VRF
> configurations when sending TTL expired icmp errors (useful for
> traceroute).
> 
> It includes tests for both ipv4 and ipv6.
> 
> These fixes address specifically address the code paths involved in
> sending TTL expired icmp errors. As detailed in the individual commit
> messages, those fixes do not address similar issues related to network
> namespaces and unreachable / fragmentation needed messages, which appear
> to use different code paths.
> 

New selftests are failing:
TEST: Ping received ICMP frag needed                       [FAIL]

Both IPv4 and IPv6 versions are failing.

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