From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Hemminger Subject: Re: BUG: skge ethernet breakage (PCI: Unable to reserve mem region) Date: Tue, 11 Sep 2007 10:21:10 +0200 Message-ID: <20070911102110.1f32fa7e@oldman> References: <1189183355.3784.11.camel@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org To: Jan Gukelberger Return-path: Received: from smtp2.linux-foundation.org ([207.189.120.14]:56893 "EHLO smtp2.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760614AbXIKIUa (ORCPT ); Tue, 11 Sep 2007 04:20:30 -0400 In-Reply-To: <1189183355.3784.11.camel@localhost> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Fri, 07 Sep 2007 18:42:35 +0200 Jan Gukelberger wrote: > Hi, > > I originally reported this bug to the Debian BTS: > http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=441232 > There I was told to talk directly to upstream. > > I am pasting the original bug report below. The referenced text files > can be found at the mentioned BTS URL. > Additionally, I have just tried Linux 2.6.23-rc5 and am attaching the > corresponding dmesg output. > > Thanks in advance for any help, > Jan > > > With recent kernels my on-board network adapter does not work any more. > This is a Marvell Gigabit Ethernet Controller on an Asus P5B-V > mainboard. > > This is the same bug as #428452 reported earlier against > linux-image-2.6.21-1-amd64. (Sorry for the duplicate, I didn't know how > to extend the old report to newer kernel versions.) > In fact, the network adapter hasn't been working since then, i.e. the > last working kernel image was 2.6.20-1-amd64 (which I am using now). The > following images 2.6.2[12]-[12]-amd64 have all exposed the same problem. > > The key problem seem to be the following lines in dmesg: > ------------------------------------------------------------------------ > ACPI: PCI Interrupt 0000:04:04.0[A] -> GSI 19 (level, low) -> IRQ 19 > PCI: Unable to reserve mem region #1:4000@ff9f8000 for device 0000:04:04.0 > skge 0000:04:04.0: cannot obtain PCI resources > ACPI: PCI interrupt for device 0000:04:04.0 disabled > skge: probe of 0000:04:04.0 failed with error -16 > ------------------------------------------------------------------------ > > I'm attaching full 'dmesg' output from working (2.6.20-1) and broken > (2.6.22-2) kernel versions as well as the output of 'lspci -vvv' on the > most recent kernel. > > If you need any other information or I can try something please let me > know. There is some kind of device conflict, please provide lspci -vvvxx output.