From owner-freebsd-current@FreeBSD.ORG Thu Dec 19 15:33:33 2013 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id CA43B3CF for ; Thu, 19 Dec 2013 15:33:33 +0000 (UTC) Received: from mailgate.gta.com (mailgate.gta.com [199.120.225.20]) by mx1.freebsd.org (Postfix) with ESMTP id 797451AFD for ; Thu, 19 Dec 2013 15:33:33 +0000 (UTC) Received: (qmail 91631 invoked by uid 1000); 19 Dec 2013 15:33:32 -0000 Date: Thu, 19 Dec 2013 10:33:32 -0500 From: Larry Baird To: Gleb Smirnoff Subject: Re: Strange coredumps with virtualized i386 FreeBSD 10 Message-ID: <20131219153332.GC87481@gta.com> References: <20131219145116.GA83323@gta.com> <20131219151024.GA71033@FreeBSD.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20131219151024.GA71033@FreeBSD.org> User-Agent: Mutt/1.5.22 (2013-10-16) Cc: freebsd-current@freebsd.org X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.17 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, 19 Dec 2013 15:33:33 -0000 Gleb, > On Thu, Dec 19, 2013 at 09:51:16AM -0500, Larry Baird wrote: > L> Does anybody else have issues with running i386 FreeBSD 10 under Virtual Box? > L> I have been running a number of different versions of FreeBSD under Virtual > L> Box for some time without any issues. Last week I installed amd64 FreeBSD > L> 10 rc1 without any issue. Yesterday I decided to try i386 FreeBSD 10 rc1. > L> Install seemed to go ok. After initial boot I tried to update ports using > L> portsnap. I got a message about corrupted zip file. I initially thought > L> something was wrong with portsnap. Nothing I tried seemed to fix the issue, > L> so I moved on. I tried to build subversion. I got coredumps from cc and was > L> unable to build any ports. I decided something must have gone wrong with the > L> install. I reinstalled and got the same results. I then downloaded and > L> installed i386 FreeBSD 10 rc2. I had the same issues. So I then installed > L> FreeBSD 10 rc1 amd64. No issues, everything seemed to behave as expected. > L> I then installed FreeBSD 9.2 i386. No issues. I then used subversion and > L> mergemaster to upgrade to FreeBSD 10 stable. After doing upgrade, I once > L> again get coredumps from cc. > L> > L> In case it matters Virtual box is version 4.3.4 running under Windows 7 64 bit. > L> > L> Anybody else having issues with i386 FreeBSD 10? > > Can you please set > > vfs.unmapped_buf_allowed=0 > > in boot loader and try to reproduce the problem? This seemed to fix the issue. I can now use portsnap and I have successfully compiled serveral ports. Is "unmapped_buf_allowed" a virtualization issue or an i386 issue? Thank you for your help, Larry -- ------------------------------------------------------------------------ Larry Baird Global Technology Associates, Inc. 1992-2012 | http://www.gta.com Celebrating Twenty Years of Software Innovation | Orlando, FL Email: lab@gta.com | TEL 407-380-0220