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=-5.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 1001AC3A589 for ; Thu, 15 Aug 2019 12:21:57 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D56A7206C1 for ; Thu, 15 Aug 2019 12:21:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="aDAVNm19" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D56A7206C1 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=virtuozzo.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date: Message-ID:From:References:To:Subject:Reply-To:Content-ID:Content-Description :Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=VGeLcX7geX3zrB1slUH925eWXkC/7ebj6+Qre6mdp7M=; b=aDAVNm19zzCYMF bdVx5obuf3tRlu3hRpBp7/oYmcRYRSgujQaHjAKtgoJ96Naa5XFYWdx2s8F2nR7vLuUDb6KCoXNLI rI3f6B9Md72q9T8LodwCv+busuGwnW6vR6CM4ASEllL99hozSw+TviXGQBJFO4cUs8WgCQN7yS2QZ Clnw7esiZ5zdQnV7sIVfrKBNnh3N9g1ORGOiuAXKFrRcBROkoREVZZxRX4qvO4eLHJm8Hee5pP/55 mUEK5zcJT/M9UIRPmUodvrbgYWoiTeWNXDWMWTMi6F83HhkF3ZmByk2muGDF7zqsTTCvSINa90/oy 63sC7dqnd1ZI0ko39TIg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hyElQ-00011t-Bl; Thu, 15 Aug 2019 12:21:56 +0000 Received: from relay.sw.ru ([185.231.240.75]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hyElM-00011S-R1 for linux-arm-kernel@lists.infradead.org; Thu, 15 Aug 2019 12:21:54 +0000 Received: from [172.16.25.5] by relay.sw.ru with esmtp (Exim 4.92) (envelope-from ) id 1hyEl8-000665-26; Thu, 15 Aug 2019 15:21:38 +0300 Subject: Re: [PATCH] arm64: fix CONFIG_KASAN_SW_TAGS && CONFIG_KASAN_INLINE To: Will Deacon , Mark Rutland References: <20190807155524.5112-1-steve.capper@arm.com> <20190807155524.5112-4-steve.capper@arm.com> <20190814152017.GD51963@lakrids.cambridge.arm.com> <20190814155711.ldwot7ezrrqjlswc@willie-the-truck> <20190814160324.GE51963@lakrids.cambridge.arm.com> <20190815120908.kboyqfnr2fivuva4@willie-the-truck> From: Andrey Ryabinin Message-ID: <8e472cf5-21d1-be9e-9e47-ec40e35b3192@virtuozzo.com> Date: Thu, 15 Aug 2019 15:21:48 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <20190815120908.kboyqfnr2fivuva4@willie-the-truck> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190815_052152_879714_84179F8A X-CRM114-Status: GOOD ( 11.16 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: crecklin@redhat.com, ard.biesheuvel@linaro.org, catalin.marinas@arm.com, bhsharma@redhat.com, Steve Capper , kasan-dev@googlegroups.com, glider@google.com, dvyukov@google.com, maz@kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 8/15/19 3:09 PM, Will Deacon wrote: > On Wed, Aug 14, 2019 at 05:03:24PM +0100, Mark Rutland wrote: >> From ecdf60051a850f817d98f84ae9011afa2311b8f1 Mon Sep 17 00:00:00 2001 >> From: Mark Rutland >> Date: Wed, 14 Aug 2019 15:31:57 +0100 >> Subject: [PATCH] kasan/arm64: fix CONFIG_KASAN_SW_TAGS && KASAN_INLINE >> >> The generic Makefile.kasan propagates CONFIG_KASAN_SHADOW_OFFSET into >> KASAN_SHADOW_OFFSET, but only does so for CONFIG_KASAN_GENERIC. >> >> Since commit: >> >> 6bd1d0be0e97936d ("arm64: kasan: Switch to using KASAN_SHADOW_OFFSET") >> >> ... arm64 defines CONFIG_KASAN_SHADOW_OFFSET in Kconfig rather than >> defining KASAN_SHADOW_OFFSET in a Makefile. Thus, if >> CONFIG_KASAN_SW_TAGS && KASAN_INLINE are selected, we get build time >> splats due to KASAN_SHADOW_OFFSET not being set: >> >> | [mark@lakrids:~/src/linux]% usellvm 8.0.1 usekorg 8.1.0 make ARCH=arm64 CROSS_COMPILE=aarch64-linux- CC=clang >> | scripts/kconfig/conf --syncconfig Kconfig >> | CC scripts/mod/empty.o >> | clang (LLVM option parsing): for the -hwasan-mapping-offset option: '' value invalid for uint argument! >> | scripts/Makefile.build:273: recipe for target 'scripts/mod/empty.o' failed >> | make[1]: *** [scripts/mod/empty.o] Error 1 >> | Makefile:1123: recipe for target 'prepare0' failed >> | make: *** [prepare0] Error 2 >> >> Let's fix this by always propagating CONFIG_KASAN_SHADOW_OFFSET into >> KASAN_SHADOW_OFFSET if CONFIG_KASAN is selected, moving the existing >> common definition of +CFLAGS_KASAN_NOSANITIZE to the top of >> Makefile.kasan. >> >> Signed-off-by: Mark Rutland >> Cc: Andrey Ryabinin >> Cc: Catalin Marinas >> Cc: Steve Capper >> Cc: Will Deacon >> --- Acked-by: Andrey Ryabinin _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel