From nobody Tue Sep 16 20:04:43 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 05EC7C3DA7C for ; Fri, 30 Dec 2022 09:20:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234804AbiL3JTw (ORCPT ); Fri, 30 Dec 2022 04:19:52 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58798 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234784AbiL3JTs (ORCPT ); Fri, 30 Dec 2022 04:19:48 -0500 Received: from smtp-relay-canonical-0.canonical.com (smtp-relay-canonical-0.canonical.com [185.125.188.120]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D2EA41A396; Fri, 30 Dec 2022 01:19:46 -0800 (PST) Received: from localhost.localdomain (1.general.phlin.us.vpn [10.172.66.38]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by smtp-relay-canonical-0.canonical.com (Postfix) with ESMTPSA id 61FE442825; Fri, 30 Dec 2022 09:19:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=canonical.com; s=20210705; t=1672391985; bh=D48BBPH0c/QmnKspFj0lFILjiX0Xqa+/ho/gHK/IkT8=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=Y8rAPf1C+aGIENKLVCcix9uPn3LEThLTXQanq6pNLY8iS4/kOeM59ENh1FbPadLZO NM+ro9sZQWV3n7vgeMCXp2L4HY7by325g41Xoi7+iCRauuHhMdgWMQV+36tg1Ff2rF AhyeJFSz/lcgzzx11br7YgYv/Uv76hPNpK1AZ/no17BbGXThypqpzjgY+Mx5UC3BsD vrZFQPeJBGl9vEWSDZcVmGYdBCfK3ZJZesryol1O1u+goPVHFzTaGPPD8WYM1WJuOU OdnH3MaKUq3QyfXI+QE99Izlk51KzGRRZW62tQsNsdFWgsS38ReZlz5jiNL760wkL2 VpDQNVetejopg== From: Po-Hsu Lin To: linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, netdev@vger.kernel.org Cc: po-hsu.lin@canonical.com, dsahern@kernel.org, prestwoj@gmail.com, shuah@kernel.org, pabeni@redhat.com, kuba@kernel.org, edumazet@google.com, davem@davemloft.net Subject: [PATCH 1/2] selftests: net: fix cleanup_v6() for arp_ndisc_evict_nocarrier Date: Fri, 30 Dec 2022 17:18:28 +0800 Message-Id: <20221230091829.217007-2-po-hsu.lin@canonical.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221230091829.217007-1-po-hsu.lin@canonical.com> References: <20221230091829.217007-1-po-hsu.lin@canonical.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The cleanup_v6() will cause the arp_ndisc_evict_nocarrier script exit with 255 (No such file or directory), even the tests are good: # selftests: net: arp_ndisc_evict_nocarrier.sh # run arp_evict_nocarrier=3D1 test # RTNETLINK answers: File exists # ok # run arp_evict_nocarrier=3D0 test # RTNETLINK answers: File exists # ok # run all.arp_evict_nocarrier=3D0 test # RTNETLINK answers: File exists # ok # run ndisc_evict_nocarrier=3D1 test # ok # run ndisc_evict_nocarrier=3D0 test # ok # run all.ndisc_evict_nocarrier=3D0 test # ok not ok 1 selftests: net: arp_ndisc_evict_nocarrier.sh # exit=3D255 This is because it's trying to modify the parameter for ipv4 instead. Also, tests for ipv6 (run_ndisc_evict_nocarrier_enabled() and run_ndisc_evict_nocarrier_disabled() are working on veth1, reflect this fact in cleanup_v6(). Fixes: f86ca07eb531 ("selftests: net: add arp_ndisc_evict_nocarrier") Signed-off-by: Po-Hsu Lin --- tools/testing/selftests/net/arp_ndisc_evict_nocarrier.sh | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/testing/selftests/net/arp_ndisc_evict_nocarrier.sh b/too= ls/testing/selftests/net/arp_ndisc_evict_nocarrier.sh index b5af08a..b4ec1ee 100755 --- a/tools/testing/selftests/net/arp_ndisc_evict_nocarrier.sh +++ b/tools/testing/selftests/net/arp_ndisc_evict_nocarrier.sh @@ -24,8 +24,8 @@ cleanup_v6() ip netns del me ip netns del peer =20 - sysctl -w net.ipv4.conf.veth0.ndisc_evict_nocarrier=3D1 >/dev/null 2>&1 - sysctl -w net.ipv4.conf.all.ndisc_evict_nocarrier=3D1 >/dev/null 2>&1 + sysctl -w net.ipv6.conf.veth1.ndisc_evict_nocarrier=3D1 >/dev/null 2>&1 + sysctl -w net.ipv6.conf.all.ndisc_evict_nocarrier=3D1 >/dev/null 2>&1 } =20 create_ns() --=20 2.7.4