From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 3v8CdP6s3rzDq6q for ; Thu, 26 Jan 2017 18:06:33 +1100 (AEDT) Received: from pps.filterd (m0098399.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v0Q74EsD138825 for ; Thu, 26 Jan 2017 02:06:31 -0500 Received: from e23smtp08.au.ibm.com (e23smtp08.au.ibm.com [202.81.31.141]) by mx0a-001b2d01.pphosted.com with ESMTP id 286xbs5fcv-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Thu, 26 Jan 2017 02:06:30 -0500 Received: from localhost by e23smtp08.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 26 Jan 2017 17:06:28 +1000 Received: from d23relay06.au.ibm.com (d23relay06.au.ibm.com [9.185.63.219]) by d23dlp02.au.ibm.com (Postfix) with ESMTP id 46FC82BB0045 for ; Thu, 26 Jan 2017 18:06:27 +1100 (EST) Received: from d23av06.au.ibm.com (d23av06.au.ibm.com [9.190.235.151]) by d23relay06.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v0Q76JsW12714064 for ; Thu, 26 Jan 2017 18:06:27 +1100 Received: from d23av06.au.ibm.com (localhost [127.0.0.1]) by d23av06.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id v0Q75s8R014313 for ; Thu, 26 Jan 2017 18:05:54 +1100 Subject: Re: [bug] stack protector panics on v4.10-rc1+ From: Benjamin Herrenschmidt Reply-To: benh@au1.ibm.com To: Balbir Singh , Michael Ellerman Cc: linuxppc-dev@lists.ozlabs.org, Artem Savkov , Herton Krzesinski , Jan Stancek Date: Thu, 26 Jan 2017 18:05:26 +1100 In-Reply-To: <20170125035453.GA12855@localhost.localdomain> References: <627000186.495731.1485210132000.JavaMail.zimbra@redhat.com> <1761847918.511957.1485216600665.JavaMail.zimbra@redhat.com> <20170124010421.GI30284@gate.crashing.org> <8737g9azuj.fsf@concordia.ellerman.id.au> <87ziih9jzv.fsf@concordia.ellerman.id.au> <20170125035453.GA12855@localhost.localdomain> Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Message-Id: <1485414326.2980.60.camel@au1.ibm.com> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Wed, 2017-01-25 at 09:24 +0530, Balbir Singh wrote: > That makes sense. We then wait for the right gcc version? I guess we > also > push for per-task gaurd value as opposed to a global one? I'm thinking per-cpu will be easier as r13 is readily available as PACA. Cheers, Ben.