From owner-freebsd-current Mon Mar 16 22:09:39 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id WAA04739 for freebsd-current-outgoing; Mon, 16 Mar 1998 22:09:39 -0800 (PST) (envelope-from owner-freebsd-current@FreeBSD.ORG) Received: from Kitten.mcs.com (Kitten.mcs.com [192.160.127.90]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id WAA04721; Mon, 16 Mar 1998 22:09:34 -0800 (PST) (envelope-from karl@Mercury.mcs.net) Received: from Mercury.mcs.net (karl@Mercury.mcs.net [192.160.127.80]) by Kitten.mcs.com (8.8.7/8.8.2) with ESMTP id AAA29248; Tue, 17 Mar 1998 00:09:30 -0600 (CST) Received: (from karl@localhost) by Mercury.mcs.net (8.8.7/8.8.2) id AAA04837; Tue, 17 Mar 1998 00:09:30 -0600 (CST) Message-ID: <19980317000929.36464@mcs.net> Date: Tue, 17 Mar 1998 00:09:30 -0600 From: Karl Denninger To: Michael Hancock Cc: current@FreeBSD.ORG, dyson@FreeBSD.ORG Subject: Re: WARNING WILL ROBINSON! Risk of severe filesystem damage suspected References: <19980316234921.07586@mcs.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.84 In-Reply-To: ; from Michael Hancock on Tue, Mar 17, 1998 at 02:55:42PM +0900 Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG No. I removed the entire source tree and re-extracted it. If that was the problem then there would be errors in the source files - there aren't. -- -- Karl Denninger (karl@MCS.Net)| MCSNet - Serving Chicagoland and Wisconsin http://www.mcs.net/ | T1's from $600 monthly / All Lines K56Flex/DOV | NEW! Corporate ISDN Prices dropped by up to 50%! Voice: [+1 312 803-MCS1 x219]| EXCLUSIVE NEW FEATURE ON ALL PERSONAL ACCOUNTS Fax: [+1 312 803-4929] | *SPAMBLOCK* Technology now included at no cost On Tue, Mar 17, 1998 at 02:55:42PM +0900, Michael Hancock wrote: > Is it possible that the previous kernel quietly trashed your disks and it > didn't manifest itself until after the last vm fix commit? > > Regards, > > Mike Hancock > > On Mon, 16 Mar 1998, Karl Denninger wrote: > > > ************ URGENT ************** > > > > I strongly advise that you *DO NOT* use -CURRENT as it sits at the > > present time. > > > > The kernel you build may do SEVERE damage to your filesystems. > > > > I am working on finding the commit which is causing this and will post to > > the list as soon as I have identified it. > > > > This is not a trivial matter. It is a very good thing indeed that I use a > > scratch disk for my /usr/obj area, or I would be really rather upset. :-) > > > > The symptoms are random core dumps and other problems - but the underlying > > reason is that the filesystem has been trashed beyond belief! > > > > I unmounted the disk in question CLEANLY and found both partially truncated > > and duplicate inodes all over it, along with severe internal file damage. > > > > I suspect the commit today in kern/vfs_cluster.c, as that's the only > > filesystem or VM related commit that my first-level examination has found. > > I am backing that out locally right now and will advise if it makes the > > problem go away. > > > > Note that kernels built LAST NIGHT (3/15) at about 23:00 *do not* exhibit > > the problem. > > > > -- > > -- > > Karl Denninger (karl@MCS.Net)| MCSNet - Serving Chicagoland and Wisconsin > > http://www.mcs.net/ | T1's from $600 monthly / All Lines K56Flex/DOV > > | NEW! Corporate ISDN Prices dropped by up to 50%! > > Voice: [+1 312 803-MCS1 x219]| EXCLUSIVE NEW FEATURE ON ALL PERSONAL ACCOUNTS > > Fax: [+1 312 803-4929] | *SPAMBLOCK* Technology now included at no cost > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > with "unsubscribe freebsd-current" in the body of the message > > > > -- > michaelh@cet.co.jp http://www.cet.co.jp > CET Inc., Daiichi Kasuya BLDG 8F, 2-5-12 Higashi Shinbashi, Minato-ku, > Tokyo 105 Japan Tel: +81-3-3437-1761 Fax: +81-3-3437-1766 > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message