From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D2E3B2DA760 for ; Mon, 12 Jan 2026 15:25:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768231546; cv=none; b=d71xLQKSDrAXjrP72o8cotAad8kz5jJWDCS9Wvl5UqSKI0JF6aNkbHLSh2p4r18JcbeAN4UAKT6TeO8AA1fuOwxp+OIjCBjPivDyEK/+LwCO+w2JQJtLEtr/75JnuCxazShY/thLpymeZzyC27zObVib+JmCBYF2wIDw5mCYTQM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768231546; c=relaxed/simple; bh=p9/rXlB7+qyBnWVxII1rjmj6j6gPEAqqk7QWk6kZDvw=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=IVA2r5Sg23GocPoSuLT/DpdVsx7mkpgt8+EI2MrYcFOH6NywBoyHLpeporKJlS7YrBzdp1ytMwRYsEfKv9CwoSsUxdl9glhDFTJOZXNOhysVkJ7kUNfeumgxIog4Ab4kjBCjWs5VB5nWhVBYo3wpGO6tUjzwZyFGtfHchFoP91Y= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=HQNrrWmY; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="HQNrrWmY" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 21AEAC16AAE; Mon, 12 Jan 2026 15:25:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768231546; bh=p9/rXlB7+qyBnWVxII1rjmj6j6gPEAqqk7QWk6kZDvw=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=HQNrrWmYjMAgY0CKnqBMZT6KzBtY+RklSIDhMf3uOIcSjhZa5ptl5S6RZFAXoJuSM +OKQaPAFadTKQCMnMC3eR/QCIJMay7NyVJWC8TaPx1bbBCXPQBKvUKCHbq6DsBl1eH Aq0WrImiUvIAlSl9ttjC/EGJdxQ4KDExcod1Jvym2tmDSudxRbls/lwV515J7Dk0QN 1xTvZFKEl+kQcHp/XSIbLpGX+UV+mYnM3K4s1AWootR2BlkRsbKywszIY1rYIYjqoN Bds1kwnJVfbf/CRF3QBeHYVQXsfK2SIm6MjBvGiMuugAMYFCRhX8VLuSZUPBHal4uw jH23efIRq3Qng== Message-ID: Date: Mon, 12 Jan 2026 08:25:45 -0700 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH net-next 2/5] selftests: fib-onlink: Remove "wrong nexthop device" IPv6 tests Content-Language: en-US To: Ido Schimmel , netdev@vger.kernel.org Cc: davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com, edumazet@google.com, horms@kernel.org, petrm@nvidia.com References: <20260111120813.159799-1-idosch@nvidia.com> <20260111120813.159799-3-idosch@nvidia.com> From: David Ahern In-Reply-To: <20260111120813.159799-3-idosch@nvidia.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 1/11/26 5:08 AM, Ido Schimmel wrote: > The command in the test fails as expected because IPv6 forbids a nexthop > device mismatch: > > # ./fib-onlink-tests.sh -v > [...] > COMMAND: ip -6 ro add table 1101 2001:db8:102::103/128 via 2001:db8:701::64 dev veth5 onlink > Error: Nexthop has invalid gateway or device mismatch. > > TEST: Gateway resolves to wrong nexthop device - VRF [ OK ] > [...] > > Where: > > # ip route get 2001:db8:701::64 vrf lisa > 2001:db8:701::64 dev veth7 table 1101 proto kernel src 2001:db8:701::1 metric 256 pref medium > > This is in contrast to IPv4 where a nexthop device mismatch is allowed > when "onlink" is specified: > > # ip route get 169.254.7.2 vrf lisa > 169.254.7.2 dev veth7 table 1101 src 169.254.7.1 uid 0 > # ip ro add table 1101 169.254.102.103/32 via 169.254.7.2 dev veth5 onlink > # echo $? > 0 > > Remove these tests in preparation for aligning IPv6 with IPv4 and > allowing nexthop device mismatch when "onlink" is specified. > > A subsequent patch will add tests that verify that both address families > allow a nexthop device mismatch with "onlink". > > Reviewed-by: Petr Machata > Signed-off-by: Ido Schimmel > --- > tools/testing/selftests/net/fib-onlink-tests.sh | 7 ------- > 1 file changed, 7 deletions(-) > Reviewed-by: David Ahern