Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752146AbbLUVYc (ORCPT ); Mon, 21 Dec 2015 16:24:32 -0500 Received: from mga09.intel.com ([134.134.136.24]:5407 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751938AbbLUVYb convert rfc822-to-8bit (ORCPT ); Mon, 21 Dec 2015 16:24:31 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.20,461,1444719600"; d="scan'208";a="878499335" From: "Busch, Keith" To: Larry Finger CC: LKML , Jiang Liu , Hanjun Guo , "Bjorn Helgaas" , "Wysocki, Rafael J" Subject: RE: Regression: Kernel unbootable since commit 4d6b4e6 - found by bisection Thread-Topic: Regression: Kernel unbootable since commit 4d6b4e6 - found by bisection Thread-Index: AdE8NVoTy1TiJHWmS6GESDIYXp+3yA== Date: Mon, 21 Dec 2015 21:24:29 +0000 Message-ID: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.1.200.106] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1063 Lines: 21 > Since early in the 4.3-rcx series, my Dell Latitude D600 with a 32-bit kernel > fails to boot. Unfortunately, I did not discover this until late in the 4.4-rcX > cycle. The symptom is that the kernel echos the "Loading initial ramdisk ..." > message and then hangs. > > The problem was bisected to commit 4d6b4es" x86/PCI/ACPI: Use common interface > to support PCI host bridge" from Jiang Liu . The > bisection was tested by reverting the commit in question. I have not yet tried > to analyze the patch to see where it might be going wrong. > > Please suggest any trial prints to debug this issue. Does this fix help you? It is included with the most recent 4.4 rc. https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=727ae8be30b428082d3519817f4fb98b712d457d -- 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/