From mboxrd@z Thu Jan 1 00:00:00 1970 From: Russell King Subject: Re: [BUG] NULL pointer dereference in uart_write_room(). Date: Tue, 6 May 2008 22:23:28 +0100 Message-ID: <20080506212328.GA17929@flint.arm.linux.org.uk> References: <261636618@web.de> <200805022300.GIB30385.FJOVHQSMFtOOFL@I-love.SAKURA.ne.jp> <200805041716.DDG43279.JOSMHVFOFFQLOt@I-love.SAKURA.ne.jp> <20080505113055.5284052e@core> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from caramon.arm.linux.org.uk ([78.32.30.218]:40878 "EHLO caramon.arm.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933592AbYEFVXt (ORCPT ); Tue, 6 May 2008 17:23:49 -0400 Content-Disposition: inline In-Reply-To: <20080505113055.5284052e@core> Sender: linux-serial-owner@vger.kernel.org List-Id: linux-serial@vger.kernel.org To: Alan Cox Cc: Tetsuo Handa , linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org On Mon, May 05, 2008 at 11:30:55AM +0100, Alan Cox wrote: > > (5) uart_remove_one_port() is called by serial8250_register_port() > > since ttyS0 is already in use but it is requested to be once removed. > > That means 8250_pnp is taking over and then trying to delete the console, > so its breakage in the serial layer glue. Perhaps Russell has some ideas > as its hard to tell what he intended to happen originally. Is the rest of the report available somewhere? -- Russell King Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/ maintainer of: