From owner-freebsd-current@FreeBSD.ORG Thu Jan 10 19:51:03 2008 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 8437116A4CC for ; Thu, 10 Jan 2008 19:51:03 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from speedfactory.net (mail.speedfactory.net [66.23.216.219]) by mx1.freebsd.org (Postfix) with ESMTP id 20D4113C45A for ; Thu, 10 Jan 2008 19:51:02 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from server.baldwin.cx (unverified [66.23.211.162]) by speedfactory.net (SurgeMail 3.8q) with ESMTP id 228049247-1834499 for multiple; Thu, 10 Jan 2008 14:52:26 -0500 Received: from localhost.corp.yahoo.com (john@localhost [127.0.0.1]) (authenticated bits=0) by server.baldwin.cx (8.13.8/8.13.8) with ESMTP id m0AJoshG005939; Thu, 10 Jan 2008 14:50:55 -0500 (EST) (envelope-from jhb@freebsd.org) From: John Baldwin To: freebsd-current@freebsd.org Date: Thu, 10 Jan 2008 13:45:18 -0500 User-Agent: KMail/1.9.6 References: <189878.45301.qm@web57002.mail.re3.yahoo.com> In-Reply-To: <189878.45301.qm@web57002.mail.re3.yahoo.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200801101345.18691.jhb@freebsd.org> X-Greylist: Sender succeeded SMTP AUTH authentication, not delayed by milter-greylist-2.0.2 (server.baldwin.cx [127.0.0.1]); Thu, 10 Jan 2008 14:50:56 -0500 (EST) X-Virus-Scanned: ClamAV 0.91.2/5470/Thu Jan 10 09:49:37 2008 on server.baldwin.cx X-Virus-Status: Clean X-Spam-Status: No, score=-4.4 required=4.2 tests=ALL_TRUSTED,AWL,BAYES_00 autolearn=ham version=3.1.3 X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on server.baldwin.cx Cc: Unga Subject: Re: strace broken in 7.0? X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 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: Thu, 10 Jan 2008 19:51:03 -0000 On Thursday 10 January 2008 11:47:55 am Unga wrote: > Hi all > > strace (v4.5.5) works well in 6.2. But strace (v4.5.6) > develops following error in 7.0-PRERELEASE: > $ strace pwd > execve(0xbfbfe92c, [0xbfbfedf4], [/* 0 vars > */]PIOCWSTOP: Input/output error > > Best Regards > Unga I have lots of patches to strace at work to make it autogenerate most of its tables and support amd64 (including i386 on amd64) as well as making it reliably work in the fork-a-new-process case. I just don't have time to work on getting them into the port. I think you are running into the latter issue and I largely fixed it by using the same strategy in strace that truss now uses for the fork-a-new-process case. -- John Baldwin