From owner-freebsd-bugs Tue Sep 10 12:55:29 2002 Delivered-To: freebsd-bugs@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 90AB037B400 for ; Tue, 10 Sep 2002 12:55:26 -0700 (PDT) Received: from ns.live.com (ns.live.com [66.80.62.34]) by mx1.FreeBSD.org (Postfix) with ESMTP id 39CAC43E6A for ; Tue, 10 Sep 2002 12:55:26 -0700 (PDT) (envelope-from rsf@ns.live.com) Received: from ns.live.com (localhost.live.com [127.0.0.1]) by ns.live.com (8.12.5/8.12.5) with ESMTP id g8AJtKD6093542; Tue, 10 Sep 2002 12:55:20 -0700 (PDT) (envelope-from rsf@ns.live.com) Received: (from rsf@localhost) by ns.live.com (8.12.5/8.12.3/Submit) id g8AJtKoQ093541; Tue, 10 Sep 2002 12:55:20 -0700 (PDT) Message-Id: <4.3.1.1.20020910124512.00bf6580@laptop-localhost> X-Sender: rsf@laptop-localhost X-Mailer: QUALCOMM Windows Eudora Version 4.3.1 Date: Tue, 10 Sep 2002 12:51:15 -0700 To: Peter Pentchev From: Ross Finlayson Subject: Re: named crash (again) Cc: freebsd-bugs@freebsd.org In-Reply-To: <20020910193801.GB4158@straylight.oblivion.bg> References: <4.3.1.1.20020910003032.00bf4860@laptop-localhost> <4.3.1.1.20020910003032.00bf4860@laptop-localhost> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; format=flowed Sender: owner-freebsd-bugs@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org At 12:38 PM 9/10/02, Peter Pentchev wrote: >On Tue, Sep 10, 2002 at 12:32:04AM -0700, Ross Finlayson wrote: > > A few days ago, I reported a "named" crash. Tonight, I saw it again: >[snip crash info] > > Strangely, the error occurred almost exactly 6 days after the previous > > occurrence. > >This means that you may have indeed stumbled upon a genuine BIND bug. >Six days is the default time-to-live on a zone NS record; this probably >means that BIND crashed last time while either processing the record or >building a reply packet for a client, and now, six days later, when the >record expired, the resolver tried to look it up again, and crashed in >the same way. > >Could you try to correlate the time of the crash with something either >you or your users were doing? Nothing in particular seemed to be happening at that time. I also looked at both my www and mail logs, and nothing was happening there within a few seconds of the crash. > Do you >have the ability (disk space, CPU utilization) to turn on BIND's query >log and (possibly another six days from now) examine the queries issued >around the time of the crash? Yes, I can probably do this. Please let me know what, in particular, you'd like me to put in a logging { ... }; statement in /etc/namedb/named.conf ? Ross. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message