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[2620:137:e000::1:20]) by mx.google.com with ESMTP id dm8-20020a170907948800b007316ac034a1si982413ejc.831.2022.10.24.16.12.15; Mon, 24 Oct 2022 16:12:40 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@google.com header.s=20210112 header.b=QrB2Fv9L; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231131AbiJXXBA (ORCPT + 99 others); Mon, 24 Oct 2022 19:01:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35338 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230343AbiJXXA3 (ORCPT ); Mon, 24 Oct 2022 19:00:29 -0400 Received: from mail-lf1-x149.google.com (mail-lf1-x149.google.com [IPv6:2a00:1450:4864:20::149]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 10844816A0 for ; Mon, 24 Oct 2022 14:22:40 -0700 (PDT) Received: by mail-lf1-x149.google.com with SMTP id w2-20020ac24422000000b004a299d12364so3126639lfl.13 for ; Mon, 24 Oct 2022 14:22:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=h1brEJBipb7gPKmBCB4iwvDw2G6SbkIMFGPFK60cCqY=; b=QrB2Fv9LJDXRdkYo1W6sAUZYFUSBeG66/qzzdNhF4QszBRYGVKofytU+Xl1qy6Rz4I I8Yiy0O6Aibk99xbAG3sK5grh6C8aHbcfosiscsjIQNfEklGhC3c96zp/HDNoYLx9+KJ hPMWl1sJhW2LUnPXauuud99OpqjZJBiwQMEQL9D2FwX4DgKLGzq9iGY0t0D9opbdb5+D zWvcc8t93kpL3shnq/n4C9Q8SmbywVo6gn4tT2ZCdtPTJK9UyQd08jpWSQ/e2t74qO1G KyFnztlBqXN3ZwWi/fNbkJaHHAQkZtBZZXoMgXzgEHtGas2KrLoVoiZza/P/b5smYnEl soPA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=h1brEJBipb7gPKmBCB4iwvDw2G6SbkIMFGPFK60cCqY=; b=Q8dnk/Dr3lcSA//1dHuzLN04YPUl54QRQUQCvogQBVjVYzzRd+YulIPIGN+Rb+voTB z5e/H5sieX8dU/jmRDU9o3YsThKaRVo0id8bZUzygkyrporLCIFGdFXZAqHD5E7xE/0c uT2AjZmef7WGqs5MW+4Lu5qwZGn17Itb+bkLPtRzUm4+R4XxytW6Hr4DHkhh0Q+bJ8SF 1meie1tttHM9Sn3ewwkfgwtFT3TwKCbHwJgAo7HSljeMMon8vEUlZ+Cz4EmLaBHoymmO 99C9P/cAHynreOS1ph9jS1xdduXIYegpSShaudNAxIgtDEiOpiBsWnUPFWTqsdfGwmqY 8Utg== X-Gm-Message-State: ACrzQf1QbN+OMVL/s6RQfXZwKEvCKE5Ru81FKisYWooE+BiQlI6VGn2D Q/N9CE4A3eK2813HajFwL20Z5ymPLQ8= X-Received: from glider.muc.corp.google.com ([2a00:79e0:9c:201:8695:7c88:66ed:f9d1]) (user=glider job=sendgmr) by 2002:a05:6512:3c8b:b0:4a2:6e64:7049 with SMTP id h11-20020a0565123c8b00b004a26e647049mr13241229lfv.196.1666646517702; Mon, 24 Oct 2022 14:21:57 -0700 (PDT) Date: Mon, 24 Oct 2022 23:21:41 +0200 In-Reply-To: <20221024212144.2852069-1-glider@google.com> Mime-Version: 1.0 References: <20221024212144.2852069-1-glider@google.com> X-Mailer: git-send-email 2.38.0.135.g90850a2211-goog Message-ID: <20221024212144.2852069-2-glider@google.com> Subject: [PATCH 2/5] x86/purgatory: disable KMSAN instrumentation From: Alexander Potapenko To: glider@google.com Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, Andrew Morton , Thomas Gleixner , Ingo Molnar , x86@kernel.org Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-9.6 required=5.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS,USER_IN_DEF_DKIM_WL autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The stand-alone purgatory.ro does not contain the KMSAN runtime, therefore it can't be built with KMSAN compiler instrumentation. Cc: Andrew Morton Cc: Thomas Gleixner Cc: Ingo Molnar Cc: x86@kernel.org Link: https://github.com/google/kmsan/issues/89 Signed-off-by: Alexander Potapenko --- arch/x86/purgatory/Makefile | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/purgatory/Makefile b/arch/x86/purgatory/Makefile index 58a200dc762d6..17f09dc263811 100644 --- a/arch/x86/purgatory/Makefile +++ b/arch/x86/purgatory/Makefile @@ -26,6 +26,7 @@ GCOV_PROFILE := n KASAN_SANITIZE := n UBSAN_SANITIZE := n KCSAN_SANITIZE := n +KMSAN_SANITIZE := n KCOV_INSTRUMENT := n # These are adjustments to the compiler flags used for objects that -- 2.38.0.135.g90850a2211-goog