From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sat, 1 Feb 2003 19:38:01 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sat, 1 Feb 2003 19:38:01 -0500 Received: from smtp01.mrf.mail.rcn.net ([207.172.4.60]:913 "EHLO smtp01.mrf.mail.rcn.net") by vger.kernel.org with ESMTP id ; Sat, 1 Feb 2003 19:37:59 -0500 Message-ID: <3E3C6AA1.7060905@cs.bc.edu> Date: Sat, 01 Feb 2003 19:47:29 -0500 From: Amitabha Roy User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.3a) Gecko/20021212 X-Accept-Language: en-us, en MIME-Version: 1.0 To: linux-kernel@vger.kernel.org Subject: CDROM ATAPI errors (DriveReady SeekComplete DataRequest errors) Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hello: I am getting the following errors on linux kernels 2.4.18-19.8.0 (Redhat 8 production kernel) and kernel 2.4.21-pre3 and 2.5.59. Feb 1 19:15:32 localhost kernel: hdc: ATAPI reset complete Feb 1 19:33:29 localhost kernel: hdc: status error: status=0x58 { DriveReady SeekComplete DataRequest } Feb 1 19:33:29 localhost kernel: hdc: drive not ready for command Feb 1 19:33:31 localhost kernel: hdc: status error: status=0x58 { DriveReady SeekComplete DataRequest } Feb 1 19:33:31 localhost kernel: hdc: drive not ready for command Every few minutes this error is written into the log and my system freezes up for about 1 minute. Killing magicdev stops the problem from happening. If I mount a CDROM, the error repeats. I have used hdparm to disable DMA on my drive - no change. The drive is a SONY CDRW - it is set as the master on a cable (its slave is a Toshiba DVDROM). My hard drive is on a separate cable. Can someone please help ? Amitabha