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=-20.4 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT,USER_IN_DEF_DKIM_WL 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 F0DA1C43457 for ; Mon, 12 Oct 2020 20:46:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A95A1221EB for ; Mon, 12 Oct 2020 20:46:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="P9Bpbwrf" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729468AbgJLUqX (ORCPT ); Mon, 12 Oct 2020 16:46:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40702 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388329AbgJLUpV (ORCPT ); Mon, 12 Oct 2020 16:45:21 -0400 Received: from mail-wm1-x349.google.com (mail-wm1-x349.google.com [IPv6:2a00:1450:4864:20::349]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DA8BEC0613D6 for ; Mon, 12 Oct 2020 13:45:20 -0700 (PDT) Received: by mail-wm1-x349.google.com with SMTP id v14so6156211wmj.6 for ; Mon, 12 Oct 2020 13:45:20 -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=u0M3JfYyWMkI/QXNLQNS1i7R0v419+PHcT21ye/NQ34=; b=P9Bpbwrf7ePUhyg1bikYYDEAn4iMMRGflZLHgA94OwWkBJvLeRLI0TD+N2h3rjq9WU ePvc/SV1ZU015SzB+N82JCRCVsnz76wO3rPJ/D7YGIexU4qJ0x2QiueGqd7Dr4HrKvER C6DdJc4S3kCS7IS/zY7H5E5z56U/TGqmBDbiLHCHXczsuc8JExoDfpIKEMzb+SNH8U4e Luid7EB3t8xDJeTmSBQ5aaLg9srqBvXuI58+ISJ+n8+S4+tVRvw9NZnuueV7zmzE1YcR tLB3o08bUxD+KZN/X++ZHDEsZheFR047U9lTt0hgYnpMZXgpJjcR3n0L03K6yF8BtMRX ViSA== 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=u0M3JfYyWMkI/QXNLQNS1i7R0v419+PHcT21ye/NQ34=; b=nwO2SScaBG/1iS/F1JbF/9qwdpNrZaCaN697yEbPJ1RkQsxgoRX2VLrqZPmz0TERfU us11g/WYGPGGJg2uiovSodJTjXIoFNwZSWy14Be9Tvj988k4j/CO0BCEySO70dbXoGUc iCDrOBlaNv+TiGd0t3ERAHe41lF/EHFS4tW2JONb5zYW2vomkM86TumQFAIDiaY3hO6T jpCnFkn3tlmKHDxkcv9whOfImdhdmSRI97OMy2FhGOFGduUdsTk6wAdrhJRHZ4IgftV7 Vm2PVEGq2CXChek/HLFB0xSQkkQ0UFVP7DMZi6l7F3y5JYVCU9q8Vq9swapDePQ4Ax/1 rSNA== X-Gm-Message-State: AOAM533XzWBTX31CLwtOiujjlXR6DeV+v67U8hMBbHZJ2VdLWRHO3M4e 8iPQip5L7PHk75bekrJyalGqmKbnCuxP4dzO X-Google-Smtp-Source: ABdhPJyyxG8grU7eqYgObWn3nFjQk7eP/gjqZUskR1yxWnL9GL59C4nJ3sTyRA75A74D3mWMbqtw1uPINXIN4Mfj 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:a7b:c10c:: with SMTP id w12mr12912546wmi.175.1602535519488; Mon, 12 Oct 2020 13:45:19 -0700 (PDT) Date: Mon, 12 Oct 2020 22:44:17 +0200 In-Reply-To: Message-Id: <6106512e93a35c20a082b052f01b799b259f698f.1602535397.git.andreyknvl@google.com> Mime-Version: 1.0 References: X-Mailer: git-send-email 2.28.0.1011.ga647a8990f-goog Subject: [PATCH v5 11/40] kasan: KASAN_VMALLOC depends on KASAN_GENERIC From: Andrey Konovalov To: Catalin Marinas , Will Deacon Cc: Vincenzo Frascino , kasan-dev@googlegroups.com, Dmitry Vyukov , Andrey Ryabinin , Alexander Potapenko , Marco Elver , Evgenii Stepanov , Elena Petrova , Branislav Rankov , Kevin Brodsky , 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" 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 Reviewed-by: Marco Elver --- 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 -- 2.28.0.1011.ga647a8990f-goog