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=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 E5847C433E7 for ; Mon, 12 Oct 2020 20:45:22 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 6A1362074F for ; Mon, 12 Oct 2020 20:45:22 +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="P9Bpbwrf" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6A1362074F 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 F11C1940013; Mon, 12 Oct 2020 16:45:21 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id EC0A3940009; Mon, 12 Oct 2020 16:45:21 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id D3BDE940013; Mon, 12 Oct 2020 16:45:21 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0098.hostedemail.com [216.40.44.98]) by kanga.kvack.org (Postfix) with ESMTP id A4343940009 for ; Mon, 12 Oct 2020 16:45:21 -0400 (EDT) Received: from smtpin04.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 430773623 for ; Mon, 12 Oct 2020 20:45:21 +0000 (UTC) X-FDA: 77364453642.04.art32_530b060271fd Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin04.hostedemail.com (Postfix) with ESMTP id 3085C800590C for ; Mon, 12 Oct 2020 20:45:21 +0000 (UTC) X-HE-Tag: art32_530b060271fd X-Filterd-Recvd-Size: 4328 Received: from mail-wm1-f73.google.com (mail-wm1-f73.google.com [209.85.128.73]) by imf08.hostedemail.com (Postfix) with ESMTP for ; Mon, 12 Oct 2020 20:45:20 +0000 (UTC) Received: by mail-wm1-f73.google.com with SMTP id 13so6159130wmf.0 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=qBweeUvvcoaI/nQq3IIyW90uY9bkxudCGXhT3NChttOwN6ZKdlorghX012k7TdIRML 8VhaRy6rm4r+fMKTsWU7EpiSr/dvbFv7L6fr+8aYJZxmvCXjbDjL2ukzAmnZDxjzvS1y buQS6exHYZuiNxA+FoGGqxVKTq0TkNf9ar8f/lGP0VT5n7+PhLRhfU4s7qFnNDutz2qu GkRsExafxLrgerRGn3K2maNTUmoy6sdWt5h9lfqQX4uTYlA61VQErK00uyjTTicc1NhO EcZC3rKg52LTYwW+EXaqsS/zxTYy3aBvynmaawYgIhor4HjhZ6yU8GyG+ipRpG6J+hxy eUCg== X-Gm-Message-State: AOAM533O6ELfznmFof8MI+ZYfXOusHz/O4yniZ/eCHWInI2Yp3tIVLMC DM4ADhcd1OpHOYXmb2FwABNf2n2ahyPX6JW3 X-Google-Smtp-Source: ABdhPJyyxG8grU7eqYgObWn3nFjQk7eP/gjqZUskR1yxWnL9GL59C4nJ3sTyRA75A74D3mWMbqtw1uPINXIN4Mfj 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" 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 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