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 06B76168AD for ; Mon, 8 May 2023 10:06:38 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7DB73C433D2; Mon, 8 May 2023 10:06:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1683540397; bh=gDTVm/JJ7hmNhnciOg2BWW2goZ3lZsZfHmMKMNckHog=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Tm4i6vhgAPSfuEAUWOcIO+xnVQvWZUnZdu+NemXo792SXxPHM81/75qQFwRSxwvN5 dM3rCLbeEqB1vi87VSxQNQuo+k2C3a3MzLi+annDbbU3E2jLbprdfYg3RZY5uSS3Pz BAnhWE5DJC7akjwH4tXwrVHeo1RFQV8x2IN86k6E= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Kal Conley , Martin KaFai Lau , Sasha Levin Subject: [PATCH 6.1 318/611] selftests: xsk: Disable IPv6 on VETH1 Date: Mon, 8 May 2023 11:42:40 +0200 Message-Id: <20230508094432.780037945@linuxfoundation.org> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230508094421.513073170@linuxfoundation.org> References: <20230508094421.513073170@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Kal Conley [ Upstream commit f2b50f17268390567bc0e95642170d88f336c8f4 ] This change fixes flakiness in the BIDIRECTIONAL test: # [is_pkt_valid] expected length [60], got length [90] not ok 1 FAIL: SKB BUSY-POLL BIDIRECTIONAL When IPv6 is enabled, the interface will periodically send MLDv1 and MLDv2 packets. These packets can cause the BIDIRECTIONAL test to fail since it uses VETH0 for RX. For other tests, this was not a problem since they only receive on VETH1 and IPv6 was already disabled on VETH0. Fixes: a89052572ebb ("selftests/bpf: Xsk selftests framework") Signed-off-by: Kal Conley Link: https://lore.kernel.org/r/20230405082905.6303-1-kal.conley@dectris.com Signed-off-by: Martin KaFai Lau Signed-off-by: Sasha Levin --- tools/testing/selftests/bpf/test_xsk.sh | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/testing/selftests/bpf/test_xsk.sh b/tools/testing/selftests/bpf/test_xsk.sh index d821fd0985049..4e3ec38cbe68c 100755 --- a/tools/testing/selftests/bpf/test_xsk.sh +++ b/tools/testing/selftests/bpf/test_xsk.sh @@ -118,6 +118,7 @@ setup_vethPairs() { ip link add ${VETH0} numtxqueues 4 numrxqueues 4 type veth peer name ${VETH1} numtxqueues 4 numrxqueues 4 if [ -f /proc/net/if_inet6 ]; then echo 1 > /proc/sys/net/ipv6/conf/${VETH0}/disable_ipv6 + echo 1 > /proc/sys/net/ipv6/conf/${VETH1}/disable_ipv6 fi if [[ $verbose -eq 1 ]]; then echo "setting up ${VETH1}: namespace: ${NS1}" -- 2.39.2