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 491DCC388F2 for ; Mon, 2 Nov 2020 16:04:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id ED1B922265 for ; Mon, 2 Nov 2020 16:04:57 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="U8TbU6Or" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726929AbgKBQE5 (ORCPT ); Mon, 2 Nov 2020 11:04:57 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35484 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726445AbgKBQEy (ORCPT ); Mon, 2 Nov 2020 11:04:54 -0500 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 76D71C0617A6 for ; Mon, 2 Nov 2020 08:04:54 -0800 (PST) Received: by mail-wr1-x449.google.com with SMTP id j15so6610426wrd.16 for ; Mon, 02 Nov 2020 08:04:54 -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=LIY2nrONxUEpI3abKUGgXLbsvOzrU8dATPLwmTEHaeU=; b=U8TbU6Or9tF6NdTdyIM/i7kxRRXG3zvwVg7uJei8rIMJcTZSkDhiinrbl76M34dfdu HvgsRAKkA1wp12YthpAIpaiE9heJWdRi32o4EAqBDOIHF7Tnf/8o7pzDjNfW6S1747gi U4JmjsAa6xgvRzBf9TCxH6snmyetzmYhWeYGxzp6rI2Brt8AuSqMd/IR1d/W6sWFmT/1 2dJCIYZt6R8kYUbYXF68Zcj22CCskjPd/UPpa2l1RlRztpQKbNNp4eNHW4y/WF2BS3C9 IQ4+ZkIfq4BOu9N51riq6cJAEe5TNJh06qUmMn3JMdV0f66nJfAEXyyYfvyhxH9ID0vJ t0vA== 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=LIY2nrONxUEpI3abKUGgXLbsvOzrU8dATPLwmTEHaeU=; b=BOY4m0N7TbIpRfCrqkKIP+pySKhEBp5ynUbUi+s069n88xIr3pIL1a7Rwnwqr8MixY L6W/gSJP6it3KpbBFoFyJ9IrXcC8nz/QxPUZVt2dOA7xIEznuGY+3sDVsQ9Jwaf7ugFt s6EDqcZz7v22rFpQkVa5D7nDlEhRPX2UjgYourgRFJwhyEXrvV2kDqFyB4qbdzEBePDN 2Se5ACbf5wR5TllSHU4K0nkiM4uNMPZCsl3f6eUAUFd9jddzUnMwv4tXkxSjmAcJTbel qNFm6gKPdrPqxzJHUb+1ZOeUTXIj6iLKStz512tUg7eeLQSkWACiZQN9kqxsU3P1cgCg aTMQ== X-Gm-Message-State: AOAM531z7gRzgZdzRHB2eMBM1RV41/b5HUjDMgLuTqeI6xo4Zx0KEqjE 1yX5yrzXr0ptz0cjDZ7VNCR0PwUG97p4aWdL X-Google-Smtp-Source: ABdhPJxCEvp+v/YzAfjQjY0zm0EyrvfnbcJNKOHkfPgL9GS4J1VHkjBo0q8nWAvofosG96BJyurF9OCJIDe9ka50 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:adf:dc4c:: with SMTP id m12mr8197981wrj.177.1604333093213; Mon, 02 Nov 2020 08:04:53 -0800 (PST) Date: Mon, 2 Nov 2020 17:03:51 +0100 In-Reply-To: Message-Id: Mime-Version: 1.0 References: X-Mailer: git-send-email 2.29.1.341.ge80a0c044ae-goog Subject: [PATCH v7 11/41] 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 542a9c18398e..8f0742a0f23e 100644 --- a/lib/Kconfig.kasan +++ b/lib/Kconfig.kasan @@ -155,7 +155,7 @@ 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 -- 2.29.1.341.ge80a0c044ae-goog