From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932212AbWFNK1r (ORCPT ); Wed, 14 Jun 2006 06:27:47 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932280AbWFNK1r (ORCPT ); Wed, 14 Jun 2006 06:27:47 -0400 Received: from canuck.infradead.org ([205.233.218.70]:1931 "EHLO canuck.infradead.org") by vger.kernel.org with ESMTP id S932212AbWFNK1q (ORCPT ); Wed, 14 Jun 2006 06:27:46 -0400 Subject: Re: Panic in simple_map_write called from cfi_probe_chip From: David Woodhouse To: Eric Sesterhenn Cc: linux-kernel@vger.kernel.org, info@crossnet.co.jp In-Reply-To: <1150280036.6482.7.camel@alice> References: <1150280036.6482.7.camel@alice> Content-Type: text/plain Date: Wed, 14 Jun 2006 11:26:17 +0100 Message-Id: <1150280777.3176.67.camel@pmac.infradead.org> Mime-Version: 1.0 X-Mailer: Evolution 2.6.2 (2.6.2-1.fc5.1.dwmw2.2) Content-Transfer-Encoding: 7bit X-SRS-Rewrite: SMTP reverse-path rewritten from by canuck.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2006-06-14 at 12:13 +0200, Eric Sesterhenn wrote: > I decided to play around with all the new shiny stuff in 2.6.17-rc6-mm2, > and tried to build a nearly allyesconfig kernel. After some tries, > I got to the point where it still runs after uncompressing, and got > into a panic. > > [ 31.270647] Photron PNC-2000 flash mapping: 400000 at bf000000 > [ 31.270737] BUG: unable to handle kernel paging request at virtual address bf000000 Yeah. The Photron PNC-2000 mapping assumes that the flash was already mapped. I'm not entirely sure why it does that. I'm also vaguely surprised that it's an x86 device -- for some reason I thought it was MIPS, which would have made bf000000 make a lot more sense. -- dwmw2