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Thu, 11 Feb 2021 11:28:14 +0000 (GMT) Received: from b03ledav006.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 2774FC6055; Thu, 11 Feb 2021 11:28:13 +0000 (GMT) Received: from work-tp (unknown [9.65.218.248]) by b03ledav006.gho.boulder.ibm.com (Postfix) with ESMTPS; Thu, 11 Feb 2021 11:28:12 +0000 (GMT) Date: Thu, 11 Feb 2021 08:28:09 -0300 From: Raoni Fassina Firmino To: Greg KH Cc: stable@vger.kernel.org, Michael Ellerman , Nicholas Piggin Subject: Re: [PATCH] powerpc/64/signal: Fix regression in __kernel_sigtramp_rt64() semantics Message-ID: <20210211112809.ao77vciijej5kdu7@work-tp> References: <20210209150240.epboynhzuaia4qyr@work-tp> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.369,18.0.737 definitions=2021-02-11_05:2021-02-10,2021-02-11 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 phishscore=0 clxscore=1011 spamscore=0 malwarescore=0 bulkscore=0 priorityscore=1501 mlxlogscore=999 lowpriorityscore=0 mlxscore=0 impostorscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2102110094 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On Wed, Feb 10, 2021 at 03:27:05PM +0100, Greg KH wrote: > On Tue, Feb 09, 2021 at 12:02:40PM -0300, Raoni Fassina Firmino wrote: > > Repeated the same tests as the upstream code on top of v5.10.14 and > > v5.9.16, tested on powerpc64 and powerpc64le, with a glibc build and > > running the affected glibc's testcase[2], inspected that glibc's > > backtrace() now gives the correct result and gdb backtrace also keeps > > working as before. > > > > I believe this should be backported to releases 5.9 and 5.10 as > > userspace is affected in this releases. I hope I had tagged this > > correctly in the patch. > > Now added to 5.10.y, 5.9.y is long end-of-life so there is nothing we > can do there, sorry. No problem, I didn't know 5.9.y was already EOL, that is on me. Thanks, o/ Raoni