From owner-freebsd-stable@FreeBSD.ORG Sat Apr 2 00:17:04 2005 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 5FAAE16A4CE for ; Sat, 2 Apr 2005 00:17:04 +0000 (GMT) Received: from pop-a065d23.pas.sa.earthlink.net (pop-a065d23.pas.sa.earthlink.net [207.217.121.254]) by mx1.FreeBSD.org (Postfix) with ESMTP id 233EA43D45 for ; Sat, 2 Apr 2005 00:17:04 +0000 (GMT) (envelope-from mvh@ix.netcom.com) Received: from lsanca1-ar6-4-62-202-050.lsanca1.elnk.dsl.genuity.net ([4.62.202.50] helo=bsd.mvh) by pop-a065d23.pas.sa.earthlink.net with esmtp (Exim 3.36 #10) id 1DHWJz-0002Bf-00 for stable@freebsd.org; Fri, 01 Apr 2005 16:17:03 -0800 Received: from localhost (localhost.mvh [127.0.0.1]) by bsd.mvh (Postfix) with ESMTP id 25BB2170C9 for ; Fri, 1 Apr 2005 16:17:03 -0800 (PST) Received: from bsd.mvh ([127.0.0.1]) by localhost (bsd.mvh [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 26457-04 for ; Fri, 1 Apr 2005 16:16:57 -0800 (PST) Received: from localhost.mvh (localhost.mvh [127.0.0.1]) by bsd.mvh (Postfix) with ESMTP id 95928170A9 for ; Fri, 1 Apr 2005 16:16:57 -0800 (PST) From: Mike Harding To: stable@freebsd.org Content-Type: text/plain Date: Fri, 01 Apr 2005 16:16:57 -0800 Message-Id: <1112401017.46421.8.camel@bsd.mvh> Mime-Version: 1.0 X-Mailer: Evolution 2.2.1.1 FreeBSD GNOME Team Port Content-Transfer-Encoding: 7bit X-Virus-Scanned: amavisd-new at bsd.mvh Subject: Mounting a powered-down HDD renders system unusable X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 02 Apr 2005 00:17:04 -0000 On a 5.4-pre system as of the last few days, If I mount a spun down hard disk (one I am using only for backup): # mount /backup/usr I get ad1: TIMEOUT _ READ DMA retrying (2 retries left) LBA=7340273 ad0: WARNING - removed from configuration ad1: WARNING - removed from configuration at0-slave: FAILURE - READ DMA Timeout mount:/dev/ad1s1g : Input/Output error ata0-slave: timeout state=0 unexpected initiate_write_filepage: already started initiate_write_filepage: already started (repeat until reset is pushed) Nothing works because all of the disks are unmounted. Can't even shut down. This worked great in 4.10, and also 5.3 (where the initial mount generated an error, but I could do the mount again after the disk spun up). Anybody else get the same thing? I'll open a bug report if so... -- Mike Harding