From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sc8-sf-mx1-b.sourceforge.net ([10.3.1.91] helo=mail.sourceforge.net) by sc8-sf-list1-new.sourceforge.net with esmtp (Exim 4.43) id 1KGzXF-0003je-6w for user-mode-linux-devel@lists.sourceforge.net; Thu, 10 Jul 2008 10:02:25 -0700 Received: from [198.99.130.12] (helo=saraswathi.solana.com) by mail.sourceforge.net with esmtps (TLSv1:AES256-SHA:256) (Exim 4.44) id 1KGzXD-0001Yq-8x for user-mode-linux-devel@lists.sourceforge.net; Thu, 10 Jul 2008 10:02:25 -0700 Date: Thu, 10 Jul 2008 13:02:10 -0400 From: Jeff Dike Message-ID: <20080710170210.GB18429@c2.user-mode-linux.org> References: <5df78e1d0807030053x8a9bfabo582ea78e74b2c65b@mail.gmail.com> <20080703135639.GA8262@c2.user-mode-linux.org> <5df78e1d0807031806s74c13c84idadc62c1d1e0e93b@mail.gmail.com> <5df78e1d0807091925q64c0121fk3d33c37df8d80d18@mail.gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <5df78e1d0807091925q64c0121fk3d33c37df8d80d18@mail.gmail.com> Subject: Re: [uml-devel] 2.6.25 uml kernel crashes when it calls down() on a semaphore with zero counter List-Id: The user-mode Linux development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: user-mode-linux-devel-bounces@lists.sourceforge.net Errors-To: user-mode-linux-devel-bounces@lists.sourceforge.net To: Jiaying Zhang Cc: Jeff Dike , user-mode-linux-devel@lists.sourceforge.net On Thu, Jul 10, 2008 at 10:25:29AM +0800, Jiaying Zhang wrote: > Do you have any thought about what the problem might be? > Thanks a lot! Yeah, my first thought is that your code is buggy. Since 2.6.25 seems OK, you can bisect between then and now to see either what caused the bug or what is triggering the crash on an existing bug. The other thing you can do is gdb the UML and see if gdb gives you a better stack trace. Jeff -- Work email - jdike at linux dot intel dot com ------------------------------------------------------------------------- Sponsored by: SourceForge.net Community Choice Awards: VOTE NOW! Studies have shown that voting for your favorite open source project, along with a healthy diet, reduces your potential for chronic lameness and boredom. Vote Now at http://www.sourceforge.net/community/cca08 _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel