From owner-freebsd-threads@FreeBSD.ORG Mon Sep 18 16:27:49 2006 Return-Path: X-Original-To: freebsd-threads@FreeBSD.org Delivered-To: freebsd-threads@FreeBSD.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 750E816A416; Mon, 18 Sep 2006 16:27:49 +0000 (UTC) (envelope-from jmg@hydrogen.funkthat.com) Received: from hydrogen.funkthat.com (gate.funkthat.com [69.17.45.168]) by mx1.FreeBSD.org (Postfix) with ESMTP id 7A5EA43D7D; Mon, 18 Sep 2006 16:27:39 +0000 (GMT) (envelope-from jmg@hydrogen.funkthat.com) Received: from hydrogen.funkthat.com (y2aq51y0a9u19qfz@localhost.funkthat.com [127.0.0.1]) by hydrogen.funkthat.com (8.13.6/8.13.3) with ESMTP id k8IGRc0E010590; Mon, 18 Sep 2006 09:27:38 -0700 (PDT) (envelope-from jmg@hydrogen.funkthat.com) Received: (from jmg@localhost) by hydrogen.funkthat.com (8.13.6/8.13.3/Submit) id k8IGRbP4010589; Mon, 18 Sep 2006 09:27:37 -0700 (PDT) (envelope-from jmg) Date: Mon, 18 Sep 2006 09:27:36 -0700 From: John-Mark Gurney To: Anders Nordby Message-ID: <20060918162736.GL9421@funkthat.com> Mail-Followup-To: Anders Nordby , FreeBSD-gnats-submit@FreeBSD.org, freebsd-threads@FreeBSD.org, Thomas-Martin Seck , Suleiman Souhlal , jhb@FreeBSD.org References: <20060911075431.D12758D9874@fupp.net> <200609110800.k8B80ie3041853@freefall.freebsd.org> <20060912195547.GA71462@totem.fix.no> <20060913185803.GA27955@totem.fix.no> <20060916205044.GF9421@funkthat.com> <20060918083343.GA38761@totem.fix.no> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20060918083343.GA38761@totem.fix.no> User-Agent: Mutt/1.4.2.1i X-Operating-System: FreeBSD 5.4-RELEASE-p6 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/ X-Resume: http://resnet.uoregon.edu/~gurney_j/resume.html Cc: Suleiman Souhlal , FreeBSD-gnats-submit@FreeBSD.org, Thomas-Martin Seck , jhb@FreeBSD.org, freebsd-threads@FreeBSD.org Subject: Re: threads/103127: Kernel panic while using thread features in Squid 2.6 X-BeenThere: freebsd-threads@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: John-Mark Gurney List-Id: Threading on FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 18 Sep 2006 16:27:49 -0000 Anders Nordby wrote this message on Mon, Sep 18, 2006 at 10:33 +0200: > Hi, > > On Sat, Sep 16, 2006 at 01:50:44PM -0700, John-Mark Gurney wrote: > >> After talking with Pawel, I tried the attached patch to get some kqueue > >> debug info. I just got it: > >> > >> Sep 13 20:18:56 cache3 kernel: NULL f_event in new kn > >> Sep 13 20:18:56 cache3 kernel: f_event == NULL > > > > This means that the f_attach method for that event isn't setting f_event > > properly... We need to figure out which event this is happening w/... > > > > Try the following modifications: > >> (..) > > > + if (kn->kn_fop->f_event == NULL) > > { ^^^ > > > + printf("NULL f_event in new kn\n"); > > This modification was already done with the patch from Pawel, check the > audit-trail of this PR. By using that patch, I got the messages "NULL > f_event in new kn" and "f_event == NULL". You missed my modifications to the patch... They were done in addition to his patch, and as I said in that email, they should fix the problem, it's not an information gathering exercise... -- John-Mark Gurney Voice: +1 415 225 5579 "All that I will do, has been done, All that I have, has not."