From owner-freebsd-alpha Tue Mar 6 10:28:20 2001 Delivered-To: freebsd-alpha@freebsd.org Received: from critter.freebsd.dk (flutter.freebsd.dk [212.242.40.147]) by hub.freebsd.org (Postfix) with ESMTP id 38BF237B719 for ; Tue, 6 Mar 2001 10:28:17 -0800 (PST) (envelope-from phk@critter.freebsd.dk) Received: from critter (localhost [127.0.0.1]) by critter.freebsd.dk (8.11.1/8.11.1) with ESMTP id f26ISWB10100; Tue, 6 Mar 2001 19:28:32 +0100 (CET) (envelope-from phk@critter.freebsd.dk) To: Andrew Gallatin Cc: naddy@mips.inka.de (Christian Weisgerber), freebsd-alpha@FreeBSD.ORG Subject: Re: Dump segv w/devfs (was Re: My list of -CURRENT problems) In-Reply-To: Your message of "Tue, 06 Mar 2001 13:25:12 EST." <15013.11144.757425.205222@grasshopper.cs.duke.edu> Date: Tue, 06 Mar 2001 19:28:32 +0100 Message-ID: <10098.983903312@critter> From: Poul-Henning Kamp Sender: owner-freebsd-alpha@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org In message <15013.11144.757425.205222@grasshopper.cs.duke.edu>, Andrew Gallatin writes: > >Christian Weisgerber writes: > > Andrew Gallatin wrote: > > > > > Perhaps it is scsi-controller specific? What type of scsi controller > > > is in this machine? > > > > sym(4), although I can't imagine this making a difference. ><...> > >OK, it seems to be related to devfs. Dumping with /dev/null as a file >crashes. Dumping to a normal file elsewhere works. Dumping through a >redirect to /dev/null (tcsh) seems to work as well. > >/dev/null as a "file" works just fine w/o devfs. > >Eg: > >dump 0af - / > /dev/null - works >dump 0af /usr/tmp/foo / - works >dump 0af /dev/null / - SEGV w/devfs, works with normal /dev How about running dump under a debugger and try to find out where it SEGV's ? -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message