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=-12.5 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_INVALID,DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT 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 9D276C433E2 for ; Tue, 15 Sep 2020 21:22:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5C0192078E for ; Tue, 15 Sep 2020 21:22:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=google.com header.i=@google.com header.b="hdJRfah2" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727971AbgIOVWr (ORCPT ); Tue, 15 Sep 2020 17:22:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41646 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727953AbgIOVQ1 (ORCPT ); Tue, 15 Sep 2020 17:16:27 -0400 Received: from mail-wr1-x449.google.com (mail-wr1-x449.google.com [IPv6:2a00:1450:4864:20::449]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C3ED5C061788 for ; Tue, 15 Sep 2020 14:16:26 -0700 (PDT) Received: by mail-wr1-x449.google.com with SMTP id 33so1726635wre.0 for ; Tue, 15 Sep 2020 14:16:26 -0700 (PDT) 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=ssmRcE1kYrAL6ZSKtgqrQSJk1HXoJcRhQCNgYvB5iuc=; b=hdJRfah27omL2Icwf/rxTkSFi5BnYgCVvskJ11E2UfIrsn1Mb/F7yTQcD06APh0cwH /PQM+iEq1I9X1SVCRt7GsbyaBFZ08nXIez8Ee31J+csXHA5G+18bpBS5Ki1z1hmKdAKU 6aSiakRBh6ZFQ4FZoVBwXy53lbVrt3vVsusrJZHcUrT4kmDelLNgmQKyMb1LPB7Eyp/0 9hxtjgFINQ+sYWtGquoG4hX7la9aJEm/9GWxIbMuRVtwFTKa9VItfgPlTwxd87Khgpfv /i9M6iSRPhprO4Ku7DQa5UReY8WpiUcbvMSF5+/rPjX3hDZ/4BKLyTMacs7ztFqkbKV6 GPHw== 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=ssmRcE1kYrAL6ZSKtgqrQSJk1HXoJcRhQCNgYvB5iuc=; b=sJ3IlSHK5GRG8Sh8fuj4G8ztsKTYXkYDMemLX2juAusGnntXCGn4ogYyCeY7q9/6bi enxfg1rAmWvt81A6SmEySq8P9kYpWkNN6jr5e2FfAH9L82oTrEbz+llWGxAHRLLKGgU7 I50ne4MAV1VbI0dk1J3pT8YmHZvZys4rzk1lhz5ZzDIMuz3v3Xepz2zlRB5CjnJpmFbo dz09l77UjY824x8be1/At2410fmQjJCJnRBHABpk0TG1p5h1s+tSfwVM5SS//e1UgKAH bqaYkzYV95y7HUkI5dc0FdK+ccFo8FVn1o7sXCXmotkEe0cySD93ygPqREbDuGd1G8KK fiig== X-Gm-Message-State: AOAM532Zb0FLS1cnwJUrarjOc5TeRuOVH4YIOM3FWJv5bn4KlGEuGejf OJroiyyshWquEg6Pi68uzQEFhFFHDxfEKP09 X-Google-Smtp-Source: ABdhPJxK3f6kOYACU+1LPYljRJxMyomUs5lqQAssZQ0ReoMmGpVcJpTajmnKJKzKQyrcVQ3n/6jTySujdqs9K7LP X-Received: from andreyknvl3.muc.corp.google.com ([2a00:79e0:15:13:7220:84ff:fe09:7e9d]) (user=andreyknvl job=sendgmr) by 2002:adf:ffca:: with SMTP id x10mr15472756wrs.342.1600204585311; Tue, 15 Sep 2020 14:16:25 -0700 (PDT) Date: Tue, 15 Sep 2020 23:15:43 +0200 In-Reply-To: Message-Id: <2de958570c5bccf438cde8eb8c2fce7e5a37deed.1600204505.git.andreyknvl@google.com> Mime-Version: 1.0 References: X-Mailer: git-send-email 2.28.0.618.gf4bc123cb7-goog Subject: [PATCH v2 01/37] kasan: KASAN_VMALLOC depends on KASAN_GENERIC From: Andrey Konovalov To: Dmitry Vyukov , Vincenzo Frascino , Catalin Marinas , kasan-dev@googlegroups.com Cc: Andrey Ryabinin , Alexander Potapenko , Marco Elver , Evgenii Stepanov , Elena Petrova , Branislav Rankov , Kevin Brodsky , Will Deacon , Andrew Morton , linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Andrey Konovalov Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Currently only generic KASAN mode supports vmalloc, reflect that in the config. Signed-off-by: Andrey Konovalov Signed-off-by: Vincenzo Frascino --- Change-Id: I1889e5b3bed28cc5d607802fb6ae43ba461c0dc1 --- lib/Kconfig.kasan | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/Kconfig.kasan b/lib/Kconfig.kasan index 047b53dbfd58..e1d55331b618 100644 --- a/lib/Kconfig.kasan +++ b/lib/Kconfig.kasan @@ -156,7 +156,7 @@ config KASAN_SW_TAGS_IDENTIFY config KASAN_VMALLOC bool "Back mappings in vmalloc space with real shadow memory" - depends on HAVE_ARCH_KASAN_VMALLOC + depends on KASAN_GENERIC && HAVE_ARCH_KASAN_VMALLOC help By default, the shadow region for vmalloc space is the read-only zero page. This means that KASAN cannot detect errors involving -- 2.28.0.618.gf4bc123cb7-goog