Received: by 10.223.176.5 with SMTP id f5csp2380304wra; Thu, 8 Feb 2018 13:05:51 -0800 (PST) X-Google-Smtp-Source: AH8x2260ylHYVIU/ICt4Ab9erFgT7ZAVXYKNPMCYpaztgAnBMBP3HgNCQbUU9yh0PwRribrqn5mZ X-Received: by 10.98.159.12 with SMTP id g12mr362867pfe.224.1518123951432; Thu, 08 Feb 2018 13:05:51 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1518123951; cv=none; d=google.com; s=arc-20160816; b=vo3mR3Gvc7U3KpnB3M93V+V4PZdi3uaILuSbVuLDNvRTpPB+h3H8VdO2WT4ij4JKAo 1Aaa9alRY65TrFR3uaa5Kw5rdV+7qc3IExSAQ0lvAbP01OxY7YrOuKX64yWDbtc1vlYc QSFlQbUWs/A6gQmMxMoUud04GiD/GynlunWFaWZzYNI1pmkRP52UFeJD5lGqFegZO8rg s31crZZYW9qKopuYtvOe1TkCMORIMcB/eXkfl8PRrtCyQ80QjCgLdjPzTNX25ga2tDIs OQdrKh7hmUKhI/GWHop/DQNSUuDg/Rc+8wwLuhQQgktWoJ6e6q2Q6egALZjPBC2rb2rq tMOw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:from:subject:cc:to:message-id:date :arc-authentication-results; bh=cNpkvrDWyupEsVW6I/BjNgWFGlnvZ19JKgVy09G1stY=; b=F1S1p9chX8Uv2MGiBVvWsm+O66qG5Sw0SAewJN/tiUEqIK723LmBh4KPD3563eMfDx LjLegw72nVcKCQ1rUaunMlAWCaXohdIr0O3zlAsgaTzmSuCL8//DbFeu5kqAHJbjvz0U TxJSTBE8HF/n3OiLHDvjVVWvTR5ljYHOyOrS3mO920hWquXRD+HPQaXB7cSmYvIWihQD wkN/rtMWBjIX02CXwUKHT4q3OwR8DbmQrimW0qMto1uq/TUTtAiDrR/TROkJpqdGod/U d/aWoMaQHkFfAJENkH8D7V+KZQR8QhmBdLUnBcV0pmPASXZ9lBcvuuh4ZqlyPVG946BK dNww== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id j91-v6si489072pld.353.2018.02.08.13.05.35; Thu, 08 Feb 2018 13:05:51 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752430AbeBHVEv (ORCPT + 99 others); Thu, 8 Feb 2018 16:04:51 -0500 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:45014 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751700AbeBHVEu (ORCPT ); Thu, 8 Feb 2018 16:04:50 -0500 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id B42A8402291E; Thu, 8 Feb 2018 21:04:49 +0000 (UTC) Received: from localhost (dhcp-10-15-49-227.lga.redhat.com [10.15.49.227]) by smtp.corp.redhat.com (Postfix) with ESMTP id 0D41C2024CA2; Thu, 8 Feb 2018 21:04:48 +0000 (UTC) Date: Thu, 08 Feb 2018 16:04:48 -0500 (EST) Message-Id: <20180208.160448.186357541261251073.davem@redhat.com> To: keescook@chromium.org Cc: syzbot+e2d6cfb305e9f3911dea@syzkaller.appspotmail.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ebiggers3@gmail.com, james.morse@arm.com, keun-o.park@darkmatter.ae, labbott@redhat.com, linux-mm@kvack.org Subject: Re: [PATCH] net: Whitelist the skbuff_head_cache "cb" field From: David Miller In-Reply-To: References: <20180208014438.GA12186@beast> <20180208.151621.581060088482890871.davem@davemloft.net> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.78 on 10.11.54.4 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.6]); Thu, 08 Feb 2018 21:04:49 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.6]); Thu, 08 Feb 2018 21:04:49 +0000 (UTC) for IP:'10.11.54.4' DOMAIN:'int-mx04.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'davem@redhat.com' RCPT:'' Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Kees Cook Date: Fri, 9 Feb 2018 08:01:12 +1100 > Cool, thanks. And just to be clear, if it's not already obvious, this > patch needs kmem_cache_create_usercopy() which just landed in Linus's > tree last week, in case you've not merged yet. Understood, and 'net' has it.