From owner-freebsd-current Tue Jul 25 00:54:28 1995 Return-Path: current-owner Received: (from majordom@localhost) by freefall.cdrom.com (8.6.11/8.6.6) id AAA14864 for current-outgoing; Tue, 25 Jul 1995 00:54:28 -0700 Received: from irz301.inf.tu-dresden.de (irz301.inf.tu-dresden.de [141.76.1.11]) by freefall.cdrom.com (8.6.11/8.6.6) with SMTP id AAA14855 for ; Tue, 25 Jul 1995 00:54:18 -0700 Received: from sax.sax.de by irz301.inf.tu-dresden.de with SMTP (5.67b+/DEC-Ultrix/4.3) id AA09480; Tue, 25 Jul 1995 09:52:58 +0200 Received: by sax.sax.de (8.6.12/8.6.12-s1) with UUCP id KAA26003 for freebsd-current@freefall.cdrom.com; Tue, 25 Jul 1995 10:10:13 +0200 Received: (from j@localhost) by uriah.heep.sax.de (8.6.11/8.6.9) id JAA08549 for freebsd-current@freefall.cdrom.com; Tue, 25 Jul 1995 09:12:17 +0200 From: J Wunsch Message-Id: <199507250712.JAA08549@uriah.heep.sax.de> Subject: Re: panic after fdformat/disklabel To: freebsd-current@freefall.cdrom.com Date: Tue, 25 Jul 1995 09:12:17 +0200 (MET DST) Reply-To: freebsd-current@freefall.cdrom.com In-Reply-To: <199507250306.NAA07991@godzilla.zeta.org.au> from "Bruce Evans" at Jul 25, 95 01:06:04 pm Reply-To: joerg_wunsch@uriah.heep.sax.de (Joerg Wunsch) X-Phone: +49-351-2012 669 X-Mailer: ELM [version 2.4 PL23] Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit Content-Length: 741 Sender: current-owner@FreeBSD.org Precedence: bulk As Bruce Evans wrote: > > >Fatal trap 12: page fault while in kernel mode > >... > > This is easy to duplicate by reading from /dev/rfd0 using > > char buf[8192]; > main() { lseek(0, 8192ll, 0); read(0, buf, sizeof buf); } > > but for some reason it isn't easy to duplicate by reading using dd. > The lseek is to avoid the magic label sector but doesn't make any > difference. I'm remotely logged in and won't see my machine face to face until the weekend, so i can neither put a floppy in nor am i tempted to crash it right now. :-) Can somebody provide me with data from the page fault? -- cheers, J"org joerg_wunsch@uriah.heep.sax.de -- http://www.sax.de/~joerg/ Never trust an operating system you don't have sources for. ;-)