From owner-freebsd-current@FreeBSD.ORG Wed Jun 16 20:36:14 2004 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 67F3116A4CF for ; Wed, 16 Jun 2004 20:36:14 +0000 (GMT) Received: from carver.gumbysoft.com (carver.gumbysoft.com [66.220.23.50]) by mx1.FreeBSD.org (Postfix) with ESMTP id 5379E43D41 for ; Wed, 16 Jun 2004 20:36:14 +0000 (GMT) (envelope-from dwhite@gumbysoft.com) Received: by carver.gumbysoft.com (Postfix, from userid 1000) id 4981472DF2; Wed, 16 Jun 2004 13:36:14 -0700 (PDT) Received: from localhost (localhost [127.0.0.1]) by carver.gumbysoft.com (Postfix) with ESMTP id 4478B72DB5; Wed, 16 Jun 2004 13:36:14 -0700 (PDT) Date: Wed, 16 Jun 2004 13:36:14 -0700 (PDT) From: Doug White To: Simon Barner In-Reply-To: <20040616105706.GC1140@zi025.glhnet.mhn.de> Message-ID: <20040616133211.O16072@carver.gumbysoft.com> References: <20040616105706.GC1140@zi025.glhnet.mhn.de> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII cc: current@freebsd.org Subject: Re: Bogus signal handler causes kernel panic (5.2.1-p8/i386) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 16 Jun 2004 20:36:14 -0000 On Wed, 16 Jun 2004, Simon Barner wrote: > I tried the local denial of service attack described in [1], that was > reported for Linux 2.4 and 2.6 some days ago (see [2] for the original > thread in linux.kernel) on my FreeBSD 5.2.1-p8 system. > > The result is a kernel panic (back trace attached). You attached the backtrace of your program, which (correctly) cored on SIGFPE. I see no kernel panic or kernel backtrace. -- Doug White | FreeBSD: The Power to Serve dwhite@gumbysoft.com | www.FreeBSD.org