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=-20.6 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, 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 B2211C433DF for ; Fri, 14 Aug 2020 17:30:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 92CAE207DA for ; Fri, 14 Aug 2020 17:30:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="OFCQVMh5" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728506AbgHNR1g (ORCPT ); Fri, 14 Aug 2020 13:27:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37398 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726210AbgHNR1a (ORCPT ); Fri, 14 Aug 2020 13:27:30 -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 7C0BAC061384 for ; Fri, 14 Aug 2020 10:27:29 -0700 (PDT) Received: by mail-wr1-x449.google.com with SMTP id f14so3570552wrm.22 for ; Fri, 14 Aug 2020 10:27:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=g4f+/WfnZkrMe/HqGvZOb2vGCvbeoVKA+YRTcEBLbjI=; b=OFCQVMh5lzbnBQRKf9DzZ6/nqGpqP5QdzE3+Go27TRAD1wu9FUmQBIqrtwtXp033kL ueoA2WLGaoGyWIQtb/uaZ1WXmF09DPSdo8U3sxzgxw2qcTqsz7jq7MG5mrYoxawUZbjF 9uodD7HWUHhEC3SjuGmyyo3Typ7gaCqV9/oPMpxYLYrSyjobie1Gray9lIlWuyRLOYG6 E24uIjoP3jNnPxN0RDvyabdUCLRZUwcW9o7YkLDNy+9+4Epf/d8gA2R2U1I0lPCdd0fS ZCXwv38NAlJrbYxWdy2lcvetzJF+9zGRhAnTYuRi0OG5ZxfPrVSHlqMaOZfnSMWuRJy6 UkBA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=g4f+/WfnZkrMe/HqGvZOb2vGCvbeoVKA+YRTcEBLbjI=; b=nBwsgXF267sClSdKS8v2t5BmXiGfgtPLKFmZKCI2islVmDkcy5Ju5/SbtmO94CIOOh k3+xEa0v+E55YcVn6QX7nYOF/egPG6Bd/UwJs/AAIhJWNAghDRjEoL/4xDMu5NssnPoi x1lsoGQme6Nc07YEDcH65dOF1vr5iCkDV9wtTlVP+19FkZ25c7RRQ9QgaBvPdoEgI+Si eXyXpNIIpFjrIFdBeG72IVD2tUGKJLhe2O5XruJXRBGw6dst/h6fCpCiwE7DLBx4yYgx 9FHpaGWEsnqdAhYwmHeIZxjTKG1+gWFXOGs1lJlRt1ntufV9OAkJnHu93vlvjdpG5iJn k3Xw== X-Gm-Message-State: AOAM5331OsGSnv5Mf3WjQ8sL3ffBYk+5cFbQtAZhZtrY8fRzwC3NYRJJ bmJswzvdn8dA4DMA4Kv42lS043uqTxQwBO1W X-Google-Smtp-Source: ABdhPJxOR7vAGPMjFiP7k8NtFovu5yIEAl2ydWx6+eJUUnvoGiIE7kwWWrEIbMIlI3WWHWNdSqg3gZl1Rx7j+UKA X-Received: by 2002:a7b:cd97:: with SMTP id y23mr3561956wmj.21.1597426046055; Fri, 14 Aug 2020 10:27:26 -0700 (PDT) Date: Fri, 14 Aug 2020 19:26:43 +0200 In-Reply-To: Message-Id: Mime-Version: 1.0 References: X-Mailer: git-send-email 2.28.0.220.ged08abb693-goog Subject: [PATCH 01/35] 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 --- 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 -- 2.28.0.220.ged08abb693-goog