From nobody Mon May 30 23:13:38 2022 X-Original-To: dev-commits-src-all@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 70A6E1B65CCE; Mon, 30 May 2022 23:13:42 +0000 (UTC) (envelope-from cy.schubert@cschubert.com) Received: from omta002.cacentral1.a.cloudfilter.net (omta002.cacentral1.a.cloudfilter.net [3.97.99.33]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "Client", Issuer "CA" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4LBrnL1kLpz4mGh; Mon, 30 May 2022 23:13:42 +0000 (UTC) (envelope-from cy.schubert@cschubert.com) Received: from shw-obgw-4001a.ext.cloudfilter.net ([10.228.9.142]) by cmsmtp with ESMTP id vfyWnYg93Wi4QvoZgn7cTe; Mon, 30 May 2022 23:13:24 +0000 Received: from spqr.komquats.com ([70.66.148.124]) by cmsmtp with ESMTPA id voZwnbpEJE4bivoZwnw737; Mon, 30 May 2022 23:13:41 +0000 X-Authority-Analysis: v=2.4 cv=YdeuWidf c=1 sm=1 tr=0 ts=62954fa5 a=Cwc3rblV8FOMdVN/wOAqyQ==:117 a=Cwc3rblV8FOMdVN/wOAqyQ==:17 a=kj9zAlcOel0A:10 a=oZkIemNP1mAA:10 a=JAf30KXuAAAA:8 a=YxBL1-UpAAAA:8 a=BWvPGDcYAAAA:8 a=6I5d2MoRAAAA:8 a=EkcXrb_YAAAA:8 a=FkZk7GY5fbnjbyh3bokA:9 a=JOWeiY5itpwPQvuQ8dm/GawRuwE=:19 a=CjuIK1q_8ugA:10 a=GEL62FyrTCmHtEug2d3R:22 a=Ia-lj3WSrqcvXOmTRaiG:22 a=pxhY87DP9d2VeQe4joPk:22 a=IjZwj45LgO3ly-622nXo:22 a=LK5xJRSDVpKd5WXXoEvA:22 Received: from slippy.cwsent.com (slippy [10.1.1.91]) by spqr.komquats.com (Postfix) with ESMTP id C33123BB; Mon, 30 May 2022 16:13:39 -0700 (PDT) Received: by slippy.cwsent.com (Postfix, from userid 1000) id CCBF619E; Mon, 30 May 2022 16:13:38 -0700 (PDT) X-Mailer: exmh version 2.9.0 11/07/2018 with nmh-1.7+dev Reply-to: Cy Schubert From: Cy Schubert X-os: FreeBSD X-Sender: cy@cwsent.com X-URL: http://www.cschubert.com/ To: David Wolfskill cc: Warner Losh , Cy Schubert , Kirk McKusick , src-committers , "" , dev-commits-src-main@freebsd.org, Toomas Soome Subject: Re: git: 076002f24d35 - main - Do comprehensive UFS/FFS superblock integrity checks when reading a superblock. In-reply-to: References: <202205271922.24RJMOJ2039923@gitrepo.freebsd.org> <20220530215552.EE5432C@slippy.cwsent.com> <20220530222402.E22C7114@slippy.cwsent.com> Comments: In-reply-to David Wolfskill message dated "Mon, 30 May 2022 15:41:43 -0700." List-Id: Commit messages for all branches of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-dev-commits-src-all@freebsd.org X-BeenThere: dev-commits-src-all@freebsd.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Mon, 30 May 2022 16:13:38 -0700 Message-Id: <20220530231338.CCBF619E@slippy.cwsent.com> X-CMAE-Envelope: MS4xfO8YpjRhEtnQKOkSuCjDUjYVK//WFoCrEj4py9DkJ0fEE11Cjp5IZlAToXMbEkZib81eRx8+8w7yOw2Q47MrE95sfKntPjDodPyrugVtTe26BJ8nEMig QlMdrWbyN7gnsEaK5/mMOT66iZf9fiCZGO3NxOz6NsjFNv6oZ2RHIjg+doN6rXw58vVnv+44gK2BMkH/bFniu56K3gAUBPN8MgcLa1lCYHPuhuQbU08pGf3P ++I/zE4yyWZ0AzzwWG+qnxt0YKhZ1ip+b6itHuCgDl0bqLRiZnkm0leDsZfy7bOTRvATLlj5vc82ob2awVwlEd5QN1IOtFvK2oIsmOOqyERT6VeDN1Fm30ra sFq6BIJLxpP9RlMETNE8fFZd+F0q5ihnlpmh8xMIa17IHjo7CKhpXeySb7vYyahjXL8G06AB X-Rspamd-Queue-Id: 4LBrnL1kLpz4mGh X-Spamd-Bar: ---- Authentication-Results: mx1.freebsd.org; none X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[] X-ThisMailContainsUnwantedMimeParts: N In message , David Wolfskill writes: > > > --3FHA/mTlTih/VEaV > Content-Type: text/plain; charset=us-ascii > Content-Disposition: inline > Content-Transfer-Encoding: quoted-printable > > On Mon, May 30, 2022 at 04:33:47PM -0600, Warner Losh wrote: > > On Mon, May 30, 2022 at 4:24 PM Cy Schubert > > wrote: > >=20 > > > Upgrading boot blocks didn't help either. > > > > > > It only happened on one of four machines. Likely because the other three > > > are AMD on Asus MBs while the problem machine is an Acer laptop running > > > Intel. > > In my case, the laptops are OK, but my build machine is affected. > > Info on it is anchored from > https://www.catwhisker.org/~david/FreeBSD/history/ (ref. machine > "freebeast"). > > > David Wolfskill reported the same: some are affected, others not. > > It's unclear why, exactly, but all the other details you gave track > > with the troubleshooting tsoome and I have been doing with him. > > I suppose it's a bit of a relief to know I'm not alone in this. :-} > > > The issue is inside of loader.efi or /boot/loader, not in the earlier > > boot blocks. > > .... > > I've ended up putting a gzipped dd image of the full file system from > /dev/ada0s4a up at https://www.catwhisker.org/~david/FreeBSD/head/loader/ As I said before, I don't think the filesystem image will give us any clues to what the problem might be. It's not a filesystem problem. It's likely how memory is laid out at the time. -- Cheers, Cy Schubert or FreeBSD UNIX: Web: http://www.FreeBSD.org NTP: Web: https://nwtime.org e**(i*pi)+1=0