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=-26.3 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT,USER_IN_DEF_DKIM_WL autolearn=unavailable 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 91D2AC4332E for ; Thu, 14 Jan 2021 19:38:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 57DAE23B46 for ; Thu, 14 Jan 2021 19:38:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730222AbhANTiG (ORCPT ); Thu, 14 Jan 2021 14:38:06 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47046 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730184AbhANTiF (ORCPT ); Thu, 14 Jan 2021 14:38:05 -0500 Received: from mail-ed1-x54a.google.com (mail-ed1-x54a.google.com [IPv6:2a00:1450:4864:20::54a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C85BEC06179B for ; Thu, 14 Jan 2021 11:37:10 -0800 (PST) Received: by mail-ed1-x54a.google.com with SMTP id n8so840179edo.19 for ; Thu, 14 Jan 2021 11:37:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=sender:date:in-reply-to:message-id:mime-version:references:subject :from:to:cc; bh=zyyZOaAWvcuFygSPGgq4+eSGOnhBneBdiwht0viZDwY=; b=SxaVUGgJljdEYW2KnDIY5Z36fvF1kQ+Jd9n/RLgZ6Va4SRdJaBUgCybkyqNvuMHz0n a0eTmwREx91flHtnmJPxNH7YOcYtiPyvYyp7wcbqHyBJ8cmnTVt86JUzISdWmrtY/czM lXf9klmNGXOF/XpQd/y7icwO08Whw399GWpnc4xm0ya9eM+OorqEMiDM0SSXknJmf+F/ KuG/yXiY3PNIVQ/R80qCoAfZRIbq5xXqCRbvW46XdFxhhgj2y0aBHKfWSV07fz5DjwQG qtaY33hkeoDI2s4HZ+2rB4I4CYy3AArPXBB7uUfvsDyMjiob2X7TE6BRib6DZvFhQeRH cgMQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=zyyZOaAWvcuFygSPGgq4+eSGOnhBneBdiwht0viZDwY=; b=sAEU2Mq10t0+zdw3gjr9kWqMP003PWqgtGiKma5Kh5yBgKu7aK+Ab+wlilRZSPD9tk eqzZ/Fm3wKReFSYEouEg5DbnuK9MouwiYZKyiF8ANgPzuyeluA55SsEZULYbiF5mNmFx VWENZLWQjbOm8x2Iw1hITAZFIgDYV6ELJjdVc8lZgo93g4qFbPnk6jV6SKKkBkkiVQHd t0f7+H5ia9G395IiNlb6Xu0P6Rtzl9OeVqLL5Q9JZ4lvlUz6k0nsit0mcVHupHBuiAKP /7jz2UbTSQaCrBDfq0fM8cWPcnGeuqnWM79s1MH0XOES1XXX7qL+6NGWRLe1DSKgRq27 dgBA== X-Gm-Message-State: AOAM530GMDbfkE2T0m0vGxlKxP/AIFYkj1PmAyW5urZN9+oY9SAdcUnD k0givBhpNe06+msmURKGe2Yv1RI702cKg6zh X-Google-Smtp-Source: ABdhPJxy0qo3tzsnOX2RQoUCqx3Ms5p03cdSH3Wd2WdiGlkWhtJGIwz4DTMckIiPWn2La2MX6XpdaVtQSHzjEUTS Sender: "andreyknvl via sendgmr" X-Received: from andreyknvl3.muc.corp.google.com ([2a00:79e0:15:13:7220:84ff:fe09:7e9d]) (user=andreyknvl job=sendgmr) by 2002:a05:6402:379:: with SMTP id s25mr7276006edw.367.1610653029351; Thu, 14 Jan 2021 11:37:09 -0800 (PST) Date: Thu, 14 Jan 2021 20:36:31 +0100 In-Reply-To: Message-Id: Mime-Version: 1.0 References: X-Mailer: git-send-email 2.30.0.284.gd98b1dd5eaa7-goog Subject: [PATCH v3 15/15] kasan: don't run tests when KASAN is not enabled From: Andrey Konovalov To: Andrew Morton , Catalin Marinas , Vincenzo Frascino , Dmitry Vyukov , Alexander Potapenko , Marco Elver Cc: Will Deacon , Andrey Ryabinin , Peter Collingbourne , Evgenii Stepanov , Branislav Rankov , Kevin Brodsky , kasan-dev@googlegroups.com, linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Andrey Konovalov Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Don't run KASAN tests when it's disabled with kasan.mode=off to avoid corrupting kernel memory. Link: https://linux-review.googlesource.com/id/I6447af436a69a94bfc35477f6bf4e2122948355e Signed-off-by: Andrey Konovalov --- lib/test_kasan.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/lib/test_kasan.c b/lib/test_kasan.c index a96376aa7293..6238b56127f8 100644 --- a/lib/test_kasan.c +++ b/lib/test_kasan.c @@ -47,6 +47,11 @@ static bool multishot; */ static int kasan_test_init(struct kunit *test) { + if (!kasan_enabled()) { + kunit_err(test, "can't run KASAN tests with KASAN disabled"); + return -1; + } + multishot = kasan_save_enable_multi_shot(); hw_set_tagging_report_once(false); return 0; -- 2.30.0.284.gd98b1dd5eaa7-goog