Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759758AbZASWeR (ORCPT ); Mon, 19 Jan 2009 17:34:17 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753853AbZASWeA (ORCPT ); Mon, 19 Jan 2009 17:34:00 -0500 Received: from mail-bw0-f21.google.com ([209.85.218.21]:39766 "EHLO mail-bw0-f21.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752530AbZASWd7 (ORCPT ); Mon, 19 Jan 2009 17:33:59 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type:content-transfer-encoding; b=wlA/SguF+bFLRkXh99SlM5geeMdRjqU7FYLFLDs7auR9UAn4CrpOlM/VmBB44PKfHs BU38xCLBjqIbMjUNoQC8vCCHwoTWqetzYW6dB4XaLJ5U3eQj3jm5eGTB2wGVNHH7DHtC NdffVSJkw0AGZOjtnS9bpHkBIyYZxx7bbFGTQ= MIME-Version: 1.0 In-Reply-To: <8b67d60901181626l43a8728fh6f2a2ab146b45d90@mail.gmail.com> References: <8b67d60901181626l43a8728fh6f2a2ab146b45d90@mail.gmail.com> Date: Mon, 19 Jan 2009 22:33:57 +0000 Message-ID: <8b67d60901191433u51d062bgffa523c7da811cb8@mail.gmail.com> Subject: Re: Bug: Latest (rc2 and beyond) kernel fails on Dreamcast From: Adrian McMenamin To: LKML , linux-sh Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2754 Lines: 65 2009/1/19 Adrian McMenamin : > I haven't had time to look at this, but the most up to date kernel > (and the one of around a week ago also) fails to boot, seemingly > seeking an IP address for the 8139too based NIC. > [ 4.664236] Sending DHCP requests .<3>eth0: PCI Bus error 2200. > [ 4.669582] eth0: PCI Bus error 2200. > [ 4.673395] eth0: PCI Bus error 2200. > [ 4.677152] eth0: PCI Bus error 2200. > [ 4.680905] eth0: PCI Bus error 2200. > [ 4.684677] eth0: PCI Bus error 2200. > [ 4.688450] eth0: PCI Bus error 2200. > [ 4.692245] eth0: PCI Bus error 2200. > [ 4.695944] eth0: PCI Bus error 2200. > [ 4.699767] eth0: PCI Bus error 2200. > [ 4.703540] eth0: PCI Bus error 2200. > [ 4.707336] eth0: PCI Bus error 2200. > [ 4.711086] eth0: PCI Bus error 2200. > [ 4.714858] eth0: PCI Bus error 2200. > [ 4.718630] eth0: PCI Bus error 2200. > [ 4.722415] eth0: PCI Bus error 2200. > [ 4.726187] eth0: PCI Bus error 2200. > [ 4.729948] eth0: PCI Bus error 2200. > [ 4.733720] eth0: PCI Bus error 2200. > [ 4.737492] eth0: PCI Bus error 2200. > [ 4.741288] eth0: PCI Bus error 2200. > [ 4.745038] eth0: PCI Bus error 2200. > [ 4.748810] eth0: PCI Bus error 2200. > > and so on ... quite possibly for ever. Will investigate further. > And the bisection reveals the following: adrian@bossclass:~/linux-2.6$ git bisect bad 58c6d3dfe436eb8cfb451981d8fdc9044eaf42da is first bad commit commit 58c6d3dfe436eb8cfb451981d8fdc9044eaf42da Author: Johannes Weiner Date: Tue Jan 6 14:43:10 2009 -0800 dma-coherent: catch oversized requests to dma_alloc_from_coherent() Prevent passing an order to bitmap_find_free_region() that is larger than the actual bitmap can represent. These requests can come from device drivers that have no idea how big the dma region is and need to rely on dma_alloc_from_coherent() to sort it out for them. Reported-by: Guennadi Liakhovetski Signed-off-by: Johannes Weiner Cc: Pekka Enberg Cc: Dmitry Baryshkov Cc: Jesse Barnes Cc: Tetsuo Handa Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds :040000 040000 5c8a694b778f36a3254103d99cb73b561cb84565 5efd4e32eb145f32ca4e96aefbea08f4f8f4d27d M kernel -- 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/