From owner-freebsd-hackers Fri Dec 12 02:51:32 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.7/8.8.7) id CAA10307 for hackers-outgoing; Fri, 12 Dec 1997 02:51:32 -0800 (PST) (envelope-from owner-freebsd-hackers) Received: from hydrogen.nike.efn.org (resnet.uoregon.edu [128.223.170.28]) by hub.freebsd.org (8.8.7/8.8.7) with ESMTP id CAA10296 for ; Fri, 12 Dec 1997 02:51:24 -0800 (PST) (envelope-from gurney_j@efn.org) Received: (from jmg@localhost) by hydrogen.nike.efn.org (8.8.7/8.8.7) id CAA00845; Fri, 12 Dec 1997 02:51:16 -0800 (PST) Message-ID: <19971212025116.40266@hydrogen.nike.efn.org> Date: Fri, 12 Dec 1997 02:51:16 -0800 From: John-Mark Gurney To: ETX-B-SL Martti Kuparinen Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: panic: npxintr from nowhere References: <199712120845.JAA00910@kk662.kk.etx.ericsson.se> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.69 In-Reply-To: <199712120845.JAA00910@kk662.kk.etx.ericsson.se>; from ETX-B-SL Martti Kuparinen on Fri, Dec 12, 1997 at 09:45:24AM +0100 Reply-To: John-Mark Gurney Organization: Cu Networking X-Operating-System: FreeBSD 2.2.1-RELEASE i386 X-PGP-Fingerprint: B7 EC EF F8 AE ED A7 31 96 7A 22 B3 D8 56 36 F4 X-Files: The truth is out there X-URL: http://resnet.uoregon.edu/~gurney_j/ Sender: owner-freebsd-hackers@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk ETX-B-SL Martti Kuparinen scribbled this message on Dec 12: > Ok, so either I shouldn't use floats or I must initialize the FPU > somehow. > > But why the crashes occur randomly, i.e. sometimes it takes > several hours and sometimes only 10 seconds to crash the system? basicly it happens that the times it crashes there isn't a process that is using the floating point processor at the time... when the process isn't running, the npx is unitalized... sometime try this, boot machine, run floating point code, machine will crash (assuming single user boot or VERY little running on machine).. next run systat, and then run your code... no crash... now quit systat, and run your code again... crash... it just happens that it isn't being initalized at the time... -- John-Mark Gurney Modem/FAX: +1 541 683 6954 Cu Networking Live in Peace, destroy Micro$oft, support free software, run FreeBSD