From owner-freebsd-threads@FreeBSD.ORG Thu Oct 28 23:29:49 2004 Return-Path: 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 7762F16A4CE; Thu, 28 Oct 2004 23:29:49 +0000 (GMT) Received: from electra.cse.Buffalo.EDU (electra.cse.Buffalo.EDU [128.205.32.2]) by mx1.FreeBSD.org (Postfix) with ESMTP id 0EE6B43D41; Thu, 28 Oct 2004 23:29:49 +0000 (GMT) (envelope-from kensmith@cse.Buffalo.EDU) Received: from electra.cse.Buffalo.EDU (kensmith@localhost [127.0.0.1]) i9SNTkIo010497; Thu, 28 Oct 2004 19:29:46 -0400 (EDT) Received: (from kensmith@localhost) by electra.cse.Buffalo.EDU (8.12.10/8.12.9/Submit) id i9SNTkHA010496; Thu, 28 Oct 2004 19:29:46 -0400 (EDT) Date: Thu, 28 Oct 2004 19:29:46 -0400 From: Ken Smith To: Julian Elischer Message-ID: <20041028232946.GA10099@electra.cse.Buffalo.EDU> References: <41804394.7020306@elischer.org> <41804D8E.2030003@freebsd.org> <41817778.4070801@elischer.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <41817778.4070801@elischer.org> User-Agent: Mutt/1.4.1i cc: Daniel Eischen cc: threads@freebsd.org cc: re@freebsd.org cc: David Xu cc: John Baldwin Subject: Re: Infinite loop bug in libc_r on 4.x with condition variables a nd signals X-BeenThere: freebsd-threads@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Threading on FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 28 Oct 2004 23:29:49 -0000 On Thu, Oct 28, 2004 at 03:49:28PM -0700, Julian Elischer wrote: > re, how about it? Give me an hour or two, yesterday was the first I saw of this so I need to research it a bit. Is that OK? > >>>>>FWIW, we are having (I think) the same problem on 5.3 with > >>>>>libpthread. The > >>>>> > >>>>>panic there is in the mutex code about an assertion failing > >>>>>because a thread > >>>>>is on a syncq when it is not supposed to be. Umm. Your patch changes only user-level code, correct? Please tell me you can only panic a debugging kernel with user-level code issues. -- Ken Smith - From there to here, from here to | kensmith@cse.buffalo.edu there, funny things are everywhere. | - Theodore Geisel |