From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0A6DDC433E1 for ; Thu, 20 Aug 2020 13:45:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D0993207BB for ; Thu, 20 Aug 2020 13:45:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597931149; bh=/pAvMKa+8PzqG9VMQ//rGLClT6PLL9jtalg44Ovo9+g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=fD+Qrst9umIBRHsH6SQWDGf2w9vPDnwqLtvybrHDo1zDj15hR9F/K8jsvx7Skej5u xeKuKJCkZj+NPBkaxHoaTtMQTvUV9fOdb0XiMW3S65e0TglqexAUQ+KB1gPIftHWje 1bTmNlsdk1lD6KNtlpIvHBlX+6SuTHchyXbRVo2A= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727000AbgHTNpq (ORCPT ); Thu, 20 Aug 2020 09:45:46 -0400 Received: from mail.kernel.org ([198.145.29.99]:37472 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726908AbgHTJ1p (ORCPT ); Thu, 20 Aug 2020 05:27:45 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8378B22D06; Thu, 20 Aug 2020 09:27:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597915665; bh=/pAvMKa+8PzqG9VMQ//rGLClT6PLL9jtalg44Ovo9+g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=QVZU1qKHy+71+1+A4dMuopodEsCbHenhaEV62JJxQ9+Dqyb5k8eR1DdlgLJQHuM10 I56gLS1diSM6dZmQJawjS/83meUliwnS//uMmmg2YrDUMdFJSgr7w0o10jlYgY/Nqo nifsTJn49sP+912Lz6kNQqX99denlmeS1wGPyN9M= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Tycho Andersen , Kees Cook Subject: [PATCH 5.8 063/232] selftests/seccomp: Set NNP for TSYNC ESRCH flag test Date: Thu, 20 Aug 2020 11:18:34 +0200 Message-Id: <20200820091615.845518621@linuxfoundation.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200820091612.692383444@linuxfoundation.org> References: <20200820091612.692383444@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Kees Cook commit e4d05028a07f505a08802a6d1b11674c149df2b3 upstream. The TSYNC ESRCH flag test will fail for regular users because NNP was not set yet. Add NNP setting. Fixes: 51891498f2da ("seccomp: allow TSYNC and USER_NOTIF together") Cc: stable@vger.kernel.org Reviewed-by: Tycho Andersen Signed-off-by: Kees Cook Signed-off-by: Greg Kroah-Hartman --- tools/testing/selftests/seccomp/seccomp_bpf.c | 5 +++++ 1 file changed, 5 insertions(+) --- a/tools/testing/selftests/seccomp/seccomp_bpf.c +++ b/tools/testing/selftests/seccomp/seccomp_bpf.c @@ -3258,6 +3258,11 @@ TEST(user_notification_with_tsync) int ret; unsigned int flags; + ret = prctl(PR_SET_NO_NEW_PRIVS, 1, 0, 0, 0); + ASSERT_EQ(0, ret) { + TH_LOG("Kernel does not support PR_SET_NO_NEW_PRIVS!"); + } + /* these were exclusive */ flags = SECCOMP_FILTER_FLAG_NEW_LISTENER | SECCOMP_FILTER_FLAG_TSYNC;