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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 63691C25B7C for ; Thu, 23 May 2024 23:32:32 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id DCF046B0096; Thu, 23 May 2024 19:32:31 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id D7EA26B0098; Thu, 23 May 2024 19:32:31 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id C46336B0099; Thu, 23 May 2024 19:32:31 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0013.hostedemail.com [216.40.44.13]) by kanga.kvack.org (Postfix) with ESMTP id A72856B0096 for ; Thu, 23 May 2024 19:32:31 -0400 (EDT) Received: from smtpin08.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay10.hostedemail.com (Postfix) with ESMTP id 4FBCCC06DC for ; Thu, 23 May 2024 23:32:31 +0000 (UTC) X-FDA: 82151262102.08.2146B03 Received: from mail-pj1-f53.google.com (mail-pj1-f53.google.com [209.85.216.53]) by imf26.hostedemail.com (Postfix) with ESMTP id 5E47A14000A for ; Thu, 23 May 2024 23:32:29 +0000 (UTC) Authentication-Results: imf26.hostedemail.com; dkim=pass header.d=chromium.org header.s=google header.b=essusIbF; spf=pass (imf26.hostedemail.com: domain of keescook@chromium.org designates 209.85.216.53 as permitted sender) smtp.mailfrom=keescook@chromium.org; dmarc=pass (policy=none) header.from=chromium.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1716507149; a=rsa-sha256; cv=none; b=fwJaoYxgRkivTJl7tw811U2bm6sH8EqlOKD+B+elgf/COppnqAnbsPMTe61mLV09IHueV7 ppCzKVtFNTGKxi9v05V7JkozzCM/ZcSY+UA4iCrv+cqqrQPPelhD/j+NHGe66n/bzHfW/P gD7WmG7i0GTTZjlhNbp2MYrKK3TCoDM= ARC-Authentication-Results: i=1; imf26.hostedemail.com; dkim=pass header.d=chromium.org header.s=google header.b=essusIbF; spf=pass (imf26.hostedemail.com: domain of keescook@chromium.org designates 209.85.216.53 as permitted sender) smtp.mailfrom=keescook@chromium.org; dmarc=pass (policy=none) header.from=chromium.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1716507149; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=uM+PPkDPycb5a9YVze8N+KZpCRY7ovH1PjJ2ki6nF5U=; b=ktCN9UtDZersMoK5Ggg2y/KslXEb1VbF2/AeTsThuxyxHJ0Rr3UwRHbn/NTc6nrukJxoFJ a1yXDNp4rL38Wd+ow6KqOtOX9Tk8GnELCma43wAxW2z68IMrmffOh8Mzcdi7oMtmVdsqB4 ifZyqdS/6F/P443v3T/zFG3rYVxibEU= Received: by mail-pj1-f53.google.com with SMTP id 98e67ed59e1d1-2bf62b121ccso60454a91.0 for ; Thu, 23 May 2024 16:32:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1716507148; x=1717111948; darn=kvack.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=uM+PPkDPycb5a9YVze8N+KZpCRY7ovH1PjJ2ki6nF5U=; b=essusIbFSbYNiWIh/zpoOwD1j+61VWDSk1fRisPVqOPrpw3qodJLgDTGMCWGs3n4ap 8NSci94TffzeejU7ARzpgV4jVQg3ayCzmCpSsTgSALzxzprBenxCxYcXs8oPwj2rbfE0 1YnGLLxTFE2z78vyRbePWpyCSlrUxfwWOluUk= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1716507148; x=1717111948; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=uM+PPkDPycb5a9YVze8N+KZpCRY7ovH1PjJ2ki6nF5U=; b=GHP3/cBo25JZ+4TGm+gPAM9tZG8jXkppGmC3e7hMFt0vLf/4X/AyQOhCiSFVlwZtWW ZnjOItgWBL//d9G6JF4bxG6Ot/uJyVi8M6J0lLjen3bXORa3W8iN5G+7SelaOkAn9jRg XKKgS+iWtMeL2uF8R+J0brDSmQ3Tbi8ib4BQYutA79XRVLTaVVbTeZfIOMF+yln/tMsN YHpxs0skjDK/2kxER8KBbvLJJIVKUx3w9bdAN9JuIhsQzzt5sQ+/1Klq5vnwblLo4L8i JqglkhiwAPTyEdjbUbcCV9qZheutXfyKuMK42HwxsTxZzyGQJZUECz4O8dMY5YL+rYyj S+6Q== X-Forwarded-Encrypted: i=1; AJvYcCXtE5RRFux1uP7QbQeJZahgcEEVjidIRR2bmSRf/mIm5ZDxtAjJsId7jf4oFXCUJawVMs8ux2Dc6ChvVfaOlD8oQjw= X-Gm-Message-State: AOJu0YzLHM4pFbgDXwAAveVR/RFCDjkR5C7lrJU0seB4AujT3ymwIByk WSKdtauvW2olQ6cztEHLoLprgnqHeWVpdkuJmgFvvHueIa5xVW0bioFIkH9SyA== X-Google-Smtp-Source: AGHT+IFOfvlBfPaN91h6KUnDd+S4/iEFS4mMZGfINsKu6kdcMCF6+DYoaaEjtaJjxvPHQzQQjzLQfw== X-Received: by 2002:a17:90b:ec1:b0:2bd:d898:8732 with SMTP id 98e67ed59e1d1-2bddce8fa91mr5008761a91.13.1716507147992; Thu, 23 May 2024 16:32:27 -0700 (PDT) Received: from www.outflux.net ([198.0.35.241]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2bf5f615b9fsm247043a91.34.2024.05.23.16.32.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 May 2024 16:32:27 -0700 (PDT) Date: Thu, 23 May 2024 16:32:26 -0700 From: Kees Cook To: Andrew Morton Cc: jeffxu@chromium.org, jannh@google.com, sroettger@google.com, willy@infradead.org, gregkh@linuxfoundation.org, torvalds@linux-foundation.org, usama.anjum@collabora.com, corbet@lwn.net, Liam.Howlett@oracle.com, surenb@google.com, merimus@google.com, rdunlap@infradead.org, jeffxu@google.com, jorgelo@chromium.org, groeck@chromium.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mm@kvack.org, pedro.falcato@gmail.com, dave.hansen@intel.com, linux-hardening@vger.kernel.org, deraadt@openbsd.org Subject: Re: [PATCH v10 0/5] Introduce mseal Message-ID: <202405231628.BBBB9787F@keescook> References: <20240415163527.626541-1-jeffxu@chromium.org> <20240514104646.e6af4292f19b834777ec1e32@linux-foundation.org> <202405141251.8E9580E@keescook> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <202405141251.8E9580E@keescook> X-Rspam-User: X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 5E47A14000A X-Stat-Signature: m6ghkstuchxt5sou55tg6qpm39x769yx X-HE-Tag: 1716507149-515450 X-HE-Meta: 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 65SLGsS/ xUlSjVGP4SBxOUUpIDtQPhWvnnLhZPHxvFWV7FUwJmkhPKEoJSxR0h8OmEx2P4avSR8iUCcUDFUMFTiK7zLorbOhWDMp47Keh/Dx/AGzoW9ht2eBEwQyuoP4ItvhsJ/ZhxJMk3AgQBNsT5nOyKUJP5okYHEmtwFUXRK8EWzT4VxW7GPB1jghq+QmBKae0oqeowd4KD/lpWCOcc1M0H16AqCTl/LaPHwJCPqSTr01l30uLZ0OTZWtAoATJpFrm4ICf/eGSEek/gwjFXkZLUEN+KXzgWzbBq0JJdgiIqHOfJ9N9tTJFyB9Z8xcHSu4ycHlA+qJ6kC7iWN1q2v6qImfVB2gn77b2fOGI6emGJGMcAo1gMOcujztVjoMxksdizxd22AbpJneCHrU/IQHAmYG87kGcityOqXUan+3CLpd8XZLB2shGDgk0dBUHL3g36iNgz0QIm2uvF2UjeGqxR6jeHceYiG8hxVHx+rym 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: List-Subscribe: List-Unsubscribe: On Tue, May 14, 2024 at 12:52:13PM -0700, Kees Cook wrote: > On Tue, May 14, 2024 at 10:46:46AM -0700, Andrew Morton wrote: > > On Mon, 15 Apr 2024 16:35:19 +0000 jeffxu@chromium.org wrote: > > > > > This patchset proposes a new mseal() syscall for the Linux kernel. > > > > I have not moved this into mm-stable for a 6.10 merge. Mainly because > > of the total lack of Reviewed-by:s and Acked-by:s. > > Oh, I thought I had already reviewed it. FWIW, please consider it: > > Reviewed-by: Kees Cook > > > The code appears to be stable enough for a merge. > > Agreed. > > > It's awkward that we're in conference this week, but I ask people to > > give consideration to the desirability of moving mseal() into mainline > > sometime over the next week, please. > > Yes please. :) Is the plan still to land this for 6.10? With the testing it's had in -next and Liam's review, I think we're good to go? Thanks! -Kees -- Kees Cook