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=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 5FD1CC433E3 for ; Fri, 14 Aug 2020 17:27:29 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 1BB2520791 for ; Fri, 14 Aug 2020 17:27:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="OFCQVMh5" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1BB2520791 Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id ACFD26B0005; Fri, 14 Aug 2020 13:27:28 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id AA76B6B0007; Fri, 14 Aug 2020 13:27:28 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 9C78F6B0005; Fri, 14 Aug 2020 13:27:28 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0063.hostedemail.com [216.40.44.63]) by kanga.kvack.org (Postfix) with ESMTP id 87BA56B0005 for ; Fri, 14 Aug 2020 13:27:28 -0400 (EDT) Received: from smtpin29.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 4B41F53B4 for ; Fri, 14 Aug 2020 17:27:28 +0000 (UTC) X-FDA: 77149855776.29.river52_27181e526ffe Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin29.hostedemail.com (Postfix) with ESMTP id 18B1C180397FA for ; Fri, 14 Aug 2020 17:27:28 +0000 (UTC) X-HE-Tag: river52_27181e526ffe X-Filterd-Recvd-Size: 3955 Received: from mail-wm1-f74.google.com (mail-wm1-f74.google.com [209.85.128.74]) by imf05.hostedemail.com (Postfix) with ESMTP for ; Fri, 14 Aug 2020 17:27:27 +0000 (UTC) Received: by mail-wm1-f74.google.com with SMTP id u144so3539955wmu.3 for ; Fri, 14 Aug 2020 10:27:27 -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=VFPAweFEYIUKe1BwUGGEkhSNXtKj45vfNOQ65YWtsq/Ryz3kc9xxCSOFLkXqmR1WVj tI/QugAJ7UX+G/oKGub9AXvu1RgjUg7HyBKxJTvrZ7+BI8O1BnBI9ON7dBD3UoQjmHHV 48h3EPO5s9MQQ1yCaPFvJSZb8kR1pCWy9G4C1fVlTxG5uJGgeioNUeO7xuOgO+494F8v 0D6jILuRGkk1RhO4RXMy9LXiqiXNfZw0psveH7pAm/aqAfdWLErX1QiT+szjWrVGoffV ttds1FXYCEupL50EsNoUKVJQqj/CHH9g29yG9nt/AWBezx2hZJMgrEHWQhe/btuqgPd6 qnng== X-Gm-Message-State: AOAM533vBXKiTD0cYdj0aNYaJoKXCvmEmYWhq81ES20zEIwgR49CngWQ MopE0QX5oWj2KIWwodVbwVq2drvfkL2ThLKr 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" X-Rspamd-Queue-Id: 18B1C180397FA X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam01 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: 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