From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Wilcox Subject: Re: 2.6.5-rc1 SCSI + st regressions (was: Linux 2.6.5-rc1) Date: Tue, 16 Mar 2004 21:17:00 +0000 Sender: linux-scsi-owner@vger.kernel.org Message-ID: <20040316211700.GA25059@parcelfarce.linux.theplanet.co.uk> References: <20040316211203.GA3679@merlin.emma.line.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from parcelfarce.linux.theplanet.co.uk ([195.92.249.252]:27117 "EHLO www.linux.org.uk") by vger.kernel.org with ESMTP id S261686AbUCPVRB (ORCPT ); Tue, 16 Mar 2004 16:17:01 -0500 Content-Disposition: inline In-Reply-To: <20040316211203.GA3679@merlin.emma.line.org> List-Id: linux-scsi@vger.kernel.org To: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org On Tue, Mar 16, 2004 at 10:12:03PM +0100, Matthias Andree wrote: > I have some SCSI troubles with 2.6.5-rc1 (from BK) that 2.6.4 didn't > have. > > Modprobe, loading the st driver, tries a NULL pointer dereference in > kernel space and my 2nd tape drive isn't found: st1 is not shown. cat > /proc/scsi/scsi (typed after the attempted zero page dereference) hangs > in rwsem_down_read_failed with process state D. I notice you're using the sym2 driver. Could you try backing out the changes made to it in 2.6.5-rc1, just to be sure we're looking at an st problem, not a sym2 problem? -- "Next the statesmen will invent cheap lies, putting the blame upon the nation that is attacked, and every man will be glad of those conscience-soothing falsities, and will diligently study them, and refuse to examine any refutations of them; and thus he will by and by convince himself that the war is just, and will thank God for the better sleep he enjoys after this process of grotesque self-deception." -- Mark Twain