From owner-freebsd-current Sun May 31 12:14:42 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id MAA01685 for freebsd-current-outgoing; Sun, 31 May 1998 12:14:42 -0700 (PDT) (envelope-from owner-freebsd-current@FreeBSD.ORG) Received: from alpo.whistle.com (alpo.whistle.com [207.76.204.38]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id MAA01680 for ; Sun, 31 May 1998 12:14:41 -0700 (PDT) (envelope-from julian@whistle.com) Received: (from daemon@localhost) by alpo.whistle.com (8.8.5/8.8.5) id MAA07092; Sun, 31 May 1998 12:09:40 -0700 (PDT) Received: from current1.whistle.com(207.76.205.22) via SMTP by alpo.whistle.com, id smtpd007089; Sun May 31 19:09:38 1998 Date: Sun, 31 May 1998 12:09:35 -0700 (PDT) From: Julian Elischer To: Andrzej Bialecki cc: Brian Feldman , freebsd-current@FreeBSD.ORG Subject: Re: fd crash (in isa_dmastart) In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG ah this sounds more liekly.. I'll pursue this.. I wonder whether devfs was being used inthe other case? julian On Sun, 31 May 1998, Andrzej Bialecki wrote: > On Sun, 31 May 1998, Julian Elischer wrote: > > > I'm not sure what causes this but it should be easy enough to reproduce.. > > I'll add it to my list of things to clean up... > > > > Interestingly enoungh the stack trace shows no softupdates related > > functions. > > I will guess however that the softupdate code may not fully appreciate the > > subtlties of bounce buffers > > as they are a FreeBSD oddity. > > (I can actually think of a few things to check out.) > > this may be a problem with aha1542 scsi systems too. > > As I wrote you some time ago, it's enough to try to mount msdos floppy > under DEVFS/SLICE kernel - it immediately panics with the same message. > > Andrzej Bialecki > > --------------------+--------------------------------------------------------- > abial@nask.pl | if(halt_per_mth > 0) { fetch("http://www.freebsd.org") } > Research & Academic | "Be open-minded, but don't let your brains to fall out." > Network in Poland | All of the above (and more) is just my personal opinion. > --------------------+--------------------------------------------------------- > > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message