Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262046AbVDLJAS (ORCPT ); Tue, 12 Apr 2005 05:00:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262068AbVDLJAS (ORCPT ); Tue, 12 Apr 2005 05:00:18 -0400 Received: from faui03.informatik.uni-erlangen.de ([131.188.30.103]:25743 "EHLO faui03.informatik.uni-erlangen.de") by vger.kernel.org with ESMTP id S262046AbVDLJAG (ORCPT ); Tue, 12 Apr 2005 05:00:06 -0400 Date: Tue, 12 Apr 2005 10:59:22 +0200 From: Peter Baumann To: Andrew Morton Cc: linux-kernel@vger.kernel.org, Greg KH Subject: Re: [Bug] invalid mac address after rebooting (2.6.12-rc2-mm2) Message-ID: <20050412085922.GA6664@faui00u.informatik.uni-erlangen.de> References: <20050323122423.GA24316@faui00u.informatik.uni-erlangen.de> <20050323185225.11097185.akpm@osdl.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20050323185225.11097185.akpm@osdl.org> User-Agent: Mutt/1.5.6+20040907i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2936 Lines: 74 On Wed, Mar 23, 2005 at 06:52:25PM -0800, Andrew Morton wrote: > Peter Baumann wrote: > > > > > > I'm hitting an annoying bug in kernel 2.6.11.5 > > > > Every time I _reboot_ (warmstart) my pc my two network cards won't get > > recognized any longer. > > > > Following error message appears on my screen: > > > > PCI: Enabling device 0000:00:0b.0 (0000 -> 0003) > > ACPI: PCI interrupt 0000:00:0b.0[A] -> GSI 19 (level, low) -> IRQ 19 > > 3c59x: Donald Becker and others. www.scyld.com/network/vortex.html > > 0000:00:0b.0: 3Com PCI 3c905B Cyclone 100baseTx at 0x1000. Vers LK1.1.19 > > PCI: Setting latency timer of device 0000:00:0b.0 to 64 > > *** EEPROM MAC address is invalid. > > 3c59x: vortex_probe1 fails. Returns -22 > > 3c59x: probe of 0000:00:0b.0 failed with error -22 > > PCI: Enabling device 0000:00:0d.0 (0000 -> 0003) > > ACPI: PCI interrupt 0000:00:0d.0[A] -> GSI 19 (level, low) -> IRQ 19 > > 0000:00:0d.0: 3Com PCI 3c905B Cyclone 100baseTx at 0x1080. Vers LK1.1.19 > > PCI: Setting latency timer of device 0000:00:0d.0 to 64 > > *** EEPROM MAC address is invalid. > > 3c59x: vortex_probe1 fails. Returns -22 > > 3c59x: probe of 0000:00:0d.0 failed with error -22 > > > > This doesn't happen with older kernels (especially with 2.6.10) and so > > I've done a binary search and narrowed it down to 2.6.11-rc5 where it > > first hits me. > > > > My config, lspci output and the dmesg output of the working and non-working > > version can be found at [1] > > > > Feel free to ask if any information is missing or if I am supposed to try > > a patch. > > Thanks for doing the bsearch - it helps. > > There were no driver changes between 2.6.11-rc4 and 2.6.11-rc5. > > The only PCI change I see is > > --- drivers/pci/pci.c 22 Jan 2005 03:20:37 -0000 1.71 > +++ drivers/pci/pci.c 24 Feb 2005 18:02:37 -0000 1.72 > @@ -268,7 +268,7 @@ > return -EIO; > > pci_read_config_word(dev,pm + PCI_PM_PMC,&pmc); > - if ((pmc & PCI_PM_CAP_VER_MASK) != 2) { > + if ((pmc & PCI_PM_CAP_VER_MASK) > 2) { > printk(KERN_DEBUG > "PCI: %s has unsupported PM cap regs version (%u)\n", > dev->slot_name, pmc & PCI_PM_CAP_VER_MASK); > > and you're not getting that message (are you?) > I have still the problem described above with 2.6.12-rc2-mm2 and reverting the above patch solved it. And yes, now I get many of those PCI: 0000:00:0b.0 has unsupported PM cap regs version (1) PCI: 0000:00:0d.0 has unsupported PM cap regs version (1) PCI: 0000:00:09.0 has unsupported PM cap regs version (1) messages. Greetings, Peter Baumann - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/