From owner-freebsd-hackers Fri Dec 21 14:47:45 2001 Delivered-To: freebsd-hackers@freebsd.org Received: from scanner.secnap.net (scanner.secnap.net [216.241.67.74]) by hub.freebsd.org (Postfix) with ESMTP id BDA8E37B417 for ; Fri, 21 Dec 2001 14:47:33 -0800 (PST) Received: from MIKELT ([10.1.1.40]) by scanner.secnap.net (8.11.6/8.11.5) with SMTP id fBLMlH303667; Fri, 21 Dec 2001 17:47:17 -0500 (EST) (envelope-from scheidell@secnap.net) Message-ID: <011701c18a71$602353b0$2801010a@MIKELT> From: "Michael Scheidell" To: "David Malone" Cc: References: <20011221174007.D551C38CC@overcee.netplex.com.au> <200112211751.fBLHpcr02576@scanner.secnap.net> <20011221181804.A40540@walton.maths.tcd.ie> Subject: Re: userland program panics freebsd 4.3 Date: Fri, 21 Dec 2001 17:46:47 -0500 Organization: Secnap Network Security, LLC. MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.50.4807.1700 X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4807.1700 Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG ----- Original Message ----- From: "David Malone" To: "Michael Scheidell" Cc: ; Sent: Friday, December 21, 2001 1:18 PM Subject: Re: userland program panics freebsd 4.3 > On Fri, Dec 21, 2001 at 12:51:38PM -0500, Michael Scheidell wrote: > > > My gut reaction tells me that this is either a kernel stack overflow or out > > > of KVM. The kernel stack overflow problem was "fixed" in 4.4-STABLE some > > > time back (change UPAGES from 2 to 3 in the kernel) so that the kernel stack > > > changes from 4.5K to 8.5K. > This one is easy - edit /usr/src/sys/i386/include/param.h and change > UPAGES from 2 to 3 (or even 5 if you like). I got Bruce to add an > errata about this... I did this, and instead of crashing in 15 ins, its still running after 3 hours. I will rerun tests and report back. Thanks for the suggestion (now, if I cvsup RELENG_4_3 do I get the OLD param.h?) -- Michael Scheidell Secnap Network Security, LLC scheidell@secnap.net 1+(561) 368-9561 See updated IT Security News at http://www.fdma.com/ > > David. > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message