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, 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 9EF16C4742C for ; Mon, 2 Nov 2020 16:04:58 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 2A61D22258 for ; Mon, 2 Nov 2020 16:04:58 +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="U8TbU6Or" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2A61D22258 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 DAB9E6B0093; Mon, 2 Nov 2020 11:04:55 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id D35296B0095; Mon, 2 Nov 2020 11:04:55 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id C25B56B0096; Mon, 2 Nov 2020 11:04:55 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0071.hostedemail.com [216.40.44.71]) by kanga.kvack.org (Postfix) with ESMTP id 924516B0093 for ; Mon, 2 Nov 2020 11:04:55 -0500 (EST) Received: from smtpin08.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 17FCC3632 for ; Mon, 2 Nov 2020 16:04:55 +0000 (UTC) X-FDA: 77439951750.08.hot42_3c06baa272b1 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin08.hostedemail.com (Postfix) with ESMTP id EA3591819E766 for ; Mon, 2 Nov 2020 16:04:54 +0000 (UTC) X-HE-Tag: hot42_3c06baa272b1 X-Filterd-Recvd-Size: 4328 Received: from mail-wr1-f74.google.com (mail-wr1-f74.google.com [209.85.221.74]) by imf17.hostedemail.com (Postfix) with ESMTP for ; Mon, 2 Nov 2020 16:04:54 +0000 (UTC) Received: by mail-wr1-f74.google.com with SMTP id b6so6557014wrn.17 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=sFTdSN4VuG1KWp7BEApI2BBgMxR+N/qnVdrFbgGRj2WhV36Ew38AYRAid78clR76m3 FeJQySxYWDwYpLHDsBfd71rBePRqwEH+eZJamjVPIi+5mBDSebr9Oi/jYzYf6Jsaz3nk ya7zBk626JNLF24hzFr285Ky4fmd+1sJ9m24F0wGqa+ep9KzyGXdA+HnqUbSafWArkuV VJtam/vQdD9CQvgJL3aQVxqkVp4PDOkDjXv0kr5yFGvHDSlONjBQ1RW2fhTaoYA5+wWH IYXUnFTw7b4CYVwp4eFjNqnsS9DZeaBI1GWZCoq9q04rYDWov+5kFgpOcY+3+/gwl1Zu 8/UQ== X-Gm-Message-State: AOAM532DZ4IZdKx6Cj8EEJF3oBE0Fqe+Yqph55WXAicj0wfpwUbIi9dB lJ3BpmwGKdY2CyMAqg7H42Eh0gZ/g32yZV3v X-Google-Smtp-Source: ABdhPJxCEvp+v/YzAfjQjY0zm0EyrvfnbcJNKOHkfPgL9GS4J1VHkjBo0q8nWAvofosG96BJyurF9OCJIDe9ka50 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" 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 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