Received: by 10.223.164.202 with SMTP id h10csp890189wrb; Thu, 9 Nov 2017 16:40:34 -0800 (PST) X-Google-Smtp-Source: ABhQp+RPS5SeQ1MYYuoKlhK6Sp54A9+WPvWiVFIZp2awDI9Od3cBT9o4kDr2tkAwlo/3fnsofUg8 X-Received: by 10.159.214.130 with SMTP id n2mr2230688plp.13.1510274434465; Thu, 09 Nov 2017 16:40:34 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1510274434; cv=none; d=google.com; s=arc-20160816; b=wXhSVw/9MGJPDTA5w3H6vYXMol7W5qJ9110eAbSItDznxyH6mNLrv6n+v74xNx+n8n pzCm7wyJ3L6lgt1vVEHcmCR4xuKlbhur57xCRCaSSxTgzyRuNKiweogAh5OkV6UQd6Je QMUmn2Aw0gLCIlaNeDOvarHjXJ+WKv4qXjew+/N2f1wHjx/sDsGkU6YuYQir4rg8ZlFQ A4Ei1BRufVDOylgbAGy1zpEeyavNn06YUpUGFWwvbF5O/dQxKUgszAT4w0ZTqpLglLrd 8J4ZAAwm8T7fLmXgp0isiWoeW0wcGqJTOeSI/n+9clWryqOGywD+60xl7VmtPcwO0JKd RBbQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:message-id:user-agent:in-reply-to :content-disposition:mime-version:references:reply-to:subject:cc:to :from:date:arc-authentication-results; bh=zBJ77RFELCysP9oObt8Ugw1mMvTGyQ14eNNexZGOmag=; b=Wgd9C98ecxcKM0zk/uFG/h7hCDznlF6YSKnJtM2EGPeKvqWW2pnKIjSmNzABaVpiRu IlMOiCwbYI/aPxLPOpTi9aUnnxDX8EkYkTvp8JsEgjiuMu4+0YXwh1DJWrdzd9ij/omb uvOm0HS9XdTJxXyhaws/5wyhH687tHGcmu79VfEMpUBgEK3tcu5CHaJJC+zlqbK4u4PD 3q6nvh8FlEmYePVyvtc8HAzQ7uZ6/HlAmJCu8xbC8JRkL2qyolhaVHenJMy/UITHRphW 8v+3yd1xTRva1U1k+ZNH5i8YcQ8f9OAYQySc17Kj9+gZCpVBfCthfrYlWIlJ+XnObK1z Dy9A== 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=ibm.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id e4si7268755plb.83.2017.11.09.16.40.14; Thu, 09 Nov 2017 16:40:34 -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=ibm.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755394AbdKJAjP (ORCPT + 83 others); Thu, 9 Nov 2017 19:39:15 -0500 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:42974 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752494AbdKJAjN (ORCPT ); Thu, 9 Nov 2017 19:39:13 -0500 Received: from pps.filterd (m0098421.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id vAA0coq3045687 for ; Thu, 9 Nov 2017 19:39:11 -0500 Received: from e32.co.us.ibm.com (e32.co.us.ibm.com [32.97.110.150]) by mx0a-001b2d01.pphosted.com with ESMTP id 2e50t4t91h-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Thu, 09 Nov 2017 19:39:11 -0500 Received: from localhost by e32.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 9 Nov 2017 17:39:10 -0700 Received: from b03cxnp07029.gho.boulder.ibm.com (9.17.130.16) by e32.co.us.ibm.com (192.168.1.132) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Thu, 9 Nov 2017 17:39:07 -0700 Received: from b03ledav005.gho.boulder.ibm.com (b03ledav005.gho.boulder.ibm.com [9.17.130.236]) by b03cxnp07029.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id vAA0d6GQ9830830; Thu, 9 Nov 2017 17:39:06 -0700 Received: from b03ledav005.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id C959CBE039; Thu, 9 Nov 2017 17:39:06 -0700 (MST) Received: from thinktux.localdomain (unknown [9.85.145.172]) by b03ledav005.gho.boulder.ibm.com (Postfix) with ESMTP id 69E5FBE03B; Thu, 9 Nov 2017 17:39:06 -0700 (MST) Received: by thinktux.localdomain (Postfix, from userid 1000) id 276E6103252; Fri, 10 Nov 2017 06:08:58 +0530 (IST) Date: Fri, 10 Nov 2017 06:08:58 +0530 From: Ananth N Mavinakayanahalli To: David Howells Cc: alexei.starovoitov@gmail.com, Anil S Keshavamurthy , "David S. Miller" , Masami Hiramatsu , linux-security-module@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [RFC][PATCH] Lock down kprobes Reply-To: ananth@linux.vnet.ibm.com References: <20171109173012.GA23619@in.ibm.com> <11786.1510246325@warthog.procyon.org.uk> <2813.1510264490@warthog.procyon.org.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <2813.1510264490@warthog.procyon.org.uk> User-Agent: Mutt/1.9.1 (2017-09-22) X-TM-AS-GCONF: 00 x-cbid: 17111000-0004-0000-0000-0000133089B1 X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00008040; HX=3.00000241; KW=3.00000007; PH=3.00000004; SC=3.00000239; SDB=6.00943616; UDB=6.00476106; IPR=6.00723898; BA=6.00005683; NDR=6.00000001; ZLA=6.00000005; ZF=6.00000009; ZB=6.00000000; ZP=6.00000000; ZH=6.00000000; ZU=6.00000002; MB=3.00017943; XFM=3.00000015; UTC=2017-11-10 00:39:09 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17111000-0005-0000-0000-000084CF1E26 Message-Id: <20171110003858.GB23619@in.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2017-11-09_11:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 impostorscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1707230000 definitions=main-1711100007 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Nov 09, 2017 at 09:54:50PM +0000, David Howells wrote: > Ananth N Mavinakayanahalli wrote: > > > Yes, this patch will prevent any kprobe registration. > > Can I put that down as a Reviewed-by? Reviewed-by: Ananth N Mavinakayanahalli From 1583627180349072458@xxx Thu Nov 09 21:56:08 +0000 2017 X-GM-THRID: 1583515606617523183 X-Gmail-Labels: Inbox,Category Forums,HistoricalUnread