From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joel Becker Subject: Re: Kernel panic on Redhat Linux AS2.1 with QLogic 2342 HBA Date: Tue, 10 Feb 2004 17:36:23 -0800 Sender: linux-scsi-owner@vger.kernel.org Message-ID: <20040211013623.GN4902@ca-server1.us.oracle.com> References: <005601c3ef94$f8c9d140$3bda4c0f@nt21859> <20040210182513.GA114@praka.local.home> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from inet-mail4.oracle.com ([148.87.2.204]:40109 "EHLO inet-mail4.oracle.com") by vger.kernel.org with ESMTP id S262913AbUBKCOQ (ORCPT ); Tue, 10 Feb 2004 21:14:16 -0500 Content-Disposition: inline In-Reply-To: <20040210182513.GA114@praka.local.home> List-Id: linux-scsi@vger.kernel.org To: Andrew Vasquez , linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, veeresh On Tue, Feb 10, 2004 at 10:25:13AM -0800, Andrew Vasquez wrote: > On Tue, 10 Feb 2004, veeresh wrote: > > > Kernel panic information: > > kernel BUG at /usr/src/linux-2.4/include/asm/pci.h:145! > > invalid operand: 0000 > > Kernel 2.4.9-e.25smp > > CPU: 2 > > EIP: 0010:[] Tainted: P > > EFLAGS: 00010086 > > EIP is at qla2x00_64bit_start_scsi [qla2300] 0x498 > > One of the scatter-gather entries of a SCSI command was NULL. Is any > of the software you are running preparing SCSI commands and sending > them down via SG perhaps? What type of I/O is occuring when the > failure occurs? Andrew, This appears to be the same bug we discussed a while back. I thought QLogic was working on a fix? We saw it with absolutely no SG involved. It was something to do with error retry, wasn't it? Joel -- Brain: I shall pollute the water supply with this DNAdefibuliser, turning everyone into mindless slaves. Pinky: What about the people who drink bottled water? Brain: Pinky, people who pay 5 dollars for a bottle of water are already mindless slaves. Joel Becker Senior Member of Technical Staff Oracle Corporation E-mail: joel.becker@oracle.com Phone: (650) 506-8127