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[2620:137:e000::1:20]) by mx.google.com with ESMTP id mq9-20020a17090b380900b001f027dd6560si10899265pjb.61.2022.07.11.11.04.10; Mon, 11 Jul 2022 11:04:43 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-crypto-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=@kernel.org header.s=k20201202 header.b=bhdB18ex; spf=pass (google.com: domain of linux-crypto-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-crypto-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229946AbiGKR6N (ORCPT + 99 others); Mon, 11 Jul 2022 13:58:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59170 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229742AbiGKR6M (ORCPT ); Mon, 11 Jul 2022 13:58:12 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F0D2D7D789 for ; Mon, 11 Jul 2022 10:58:11 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 835346145D for ; Mon, 11 Jul 2022 17:58:11 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C8110C34115; Mon, 11 Jul 2022 17:58:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1657562290; bh=dqKL1ZHaU9DALuFJcYhh0LDAOizflbirqGTWzM+maT8=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=bhdB18exvKnYksKC+IKTrJECibcSsYbwShPuYH36PhnpzakjoumTw6QKC6jm9PMSC A2QJ4mgqZElLiLa8Sz0Rmmsa3vqbfPZUwTgHSowQXozSd563rvgPsc1U8B4LHBmbYP Ux9yMxECgREQbQR0RWdgtn2i4qg5tXlv+vS7u0UbGGarYyTPlB+7k8viWcoEtz7MYA 9v6dxXx/JtQw1YKVo3oLaXbynbX/v2VC3Hzenosuk+59lHxDHbIHKEnXvmlkJssZIQ OcrdrUelZw5zvYgNgiz7LtmUL+OOyB/qJj7L+YmFsECWGuGV8LNGm+f2GUjEF8ROsQ bksOFZN5mSNTg== Date: Mon, 11 Jul 2022 17:58:09 +0000 From: Eric Biggers To: "Guozihua (Scott)" Cc: linux-crypto@vger.kernel.org, linux-arm-kernel@lists.infradead.org, catalin.marinas@arm.com, herbert@gondor.apana.org.au, davem@davemloft.net, zengxianjun3@huawei.com, yunjia.wang@huawei.com Subject: Re: An inquire about a read out-of-bound found in poly1305-neon Message-ID: References: <65952163-6b78-a02a-ba14-933807d3cfec@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <65952163-6b78-a02a-ba14-933807d3cfec@huawei.com> X-Spam-Status: No, score=-7.7 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE 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-crypto@vger.kernel.org On Mon, Jul 11, 2022 at 09:34:49PM +0800, Guozihua (Scott) wrote: > Directly calling poly1305_init_arm64 instead of poly1305_init_arch() is also > tried but it would fail the self-test as well. I think that's the correct fix. Are you sure it fails the self-test? It should look like: poly1305_init_arm64(&dctx->h, src); Just like the arm32 version in arch/arm/crypto/poly1305-glue.c. Note that &dctx->h must be used rather than just dctx. - Eric