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=-4.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no 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 0E7FDC433DB for ; Tue, 16 Mar 2021 18:52:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B7A9865139 for ; Tue, 16 Mar 2021 18:52:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240199AbhCPSwa (ORCPT ); Tue, 16 Mar 2021 14:52:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52534 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240193AbhCPSwD (ORCPT ); Tue, 16 Mar 2021 14:52:03 -0400 Received: from mail-lf1-x133.google.com (mail-lf1-x133.google.com [IPv6:2a00:1450:4864:20::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BE8E8C06174A for ; Tue, 16 Mar 2021 11:52:01 -0700 (PDT) Received: by mail-lf1-x133.google.com with SMTP id n16so64101578lfb.4 for ; Tue, 16 Mar 2021 11:52:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=QhWyRq+OToNSnhrg5OoFeTMYJ+2XonhBSVkXP0Xaljg=; b=A7KlKmiIQoVTt4r+LmiZ4fRDbLbwF7yq3FZyWg6AZ/drPSuQzxnfi4y2YuTnVIDxdw AEEbGcxiI1Lva1KRNcIfT4v3EmlZhDCrMsIIkrGuaSDNFGSqJPy/okZsX2LjMfCjPBu/ +LeoIgk0uIrrABuwT77Johv0AvQ/yR4aXk6wECHqytVvWwi1L1xYE82zeZJVZcxxbHDB gTWT3X7I85taemL+UorPuvMe+wt9ddK+zmXEhA0ALyhu+QiMqCaL1AIpGlbI2iHzE1T3 akJGBdtZIIIcw/QkkM/mAhc9dqn3VWZNDKKKFnywJJzqNMstVRe7HDvwPowND9mIL06g jznQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=QhWyRq+OToNSnhrg5OoFeTMYJ+2XonhBSVkXP0Xaljg=; b=ET+24xm35RM3RR9JIgRboTIUk/BeWUcCsp3t/uLkyVxp3u76ifLDM5JjVd1M6UunWG yuPWM1aRYbEVSnNa5LtZ+/y5XdS9f2x0/dMmQozUdNWPhcT1VRif4xRYkscX/lCNaVan 0kbsIvC7rM1UOh7cTRQCENVpoxEltDv8JC9b/ZT5WBs9fri0O2zsrBQ345xosbbUFp7p 805j+DXjf4Rnzn/NGVPJyebAYYCDEH5NUHF75MfZSbK5+nkG5aKe8BTacI5uHj/AZiJZ vH6YiMknqzmM2gCz5VQ6WfdcDXEMllNnr+qjRa9AaM78nLoms/n0zqljHQRUECiRMr2+ GXrQ== X-Gm-Message-State: AOAM533wEYNZKGUDLsSgdxQ2oLPrU4fUu9S3AUf1KTthKQVcH0ECVk7L gBVqBDEJeSFQnLOTFHGMxrw= X-Google-Smtp-Source: ABdhPJyrrIExeTp1CjuwqGxdIAKPUva37fwtFkAElp2FsmsAwnbW+/E6LfV7nLXkNCEGEMcxJCAgWg== X-Received: by 2002:a19:6751:: with SMTP id e17mr129592lfj.20.1615920720225; Tue, 16 Mar 2021 11:52:00 -0700 (PDT) Received: from grain.localdomain ([5.18.171.94]) by smtp.gmail.com with ESMTPSA id y24sm3119161lfj.54.2021.03.16.11.51.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 16 Mar 2021 11:51:59 -0700 (PDT) Received: by grain.localdomain (Postfix, from userid 1000) id E7F385601CE; Tue, 16 Mar 2021 21:51:57 +0300 (MSK) Date: Tue, 16 Mar 2021 21:51:57 +0300 From: Cyrill Gorcunov To: Alexey Dobriyan Cc: linux-kernel@vger.kernel.org Subject: Re: auxv stuff (Re: [PATCH] prctl: fix PR_SET_MM_AUXV kernel stack leak) Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/2.0.5 (2021-01-21) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Mar 16, 2021 at 09:50:35PM +0300, Alexey Dobriyan wrote: > > > > > > There is another (non-security) one. Compat 32-bit process will report > > > 2 longs too many: > > > > Good catch! Alexey, should I address it? Or you have fixed it already? > > I didn't and I don't know how frankly. > Something I've noticed during more important auxv rewrite. OK. I will then. Thanks!