From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757469AbYDZOSK (ORCPT ); Sat, 26 Apr 2008 10:18:10 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753430AbYDZORo (ORCPT ); Sat, 26 Apr 2008 10:17:44 -0400 Received: from smtp-out01.alice-dsl.net ([88.44.60.11]:38718 "EHLO smtp-out01.alice-dsl.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753452AbYDZORm (ORCPT ); Sat, 26 Apr 2008 10:17:42 -0400 Date: Sat, 26 Apr 2008 16:17:39 +0200 From: Andi Kleen To: viro@ZenIV.linux.org.uk, torvalds@osdl.org, linux-kernel@vger.kernel.org Subject: mainline boot failures II: getname -> kmem_cache_alloc oops Message-ID: <20080426141739.GA13641@basil.nowhere.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.13 (2006-08-11) X-OriginalArrivalTime: 26 Apr 2008 14:10:48.0627 (UTC) FILETIME=[53BC1030:01C8A7A7] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org FYI I see lots of boot failures on various setups with current mainline (git8, b1721d0da266b4af8cb4419473b4ca36206ab200). Unfortunately they are all different. Here's one on a two socket box: Only paraphrased oops because serial died on that box, but it is roughly: BUG unable to handle kernel paging request at ffff81091fc09c6e IP: ... kmem_cache_alloc+0x5d/0xb2 (most of them are bogus of course - a kingdom for the dwarf2 unwinder) child_rip->kernel_init->child_rip->compat_clock_nanosleep_restart-> kernel_init->populate_rootfs->unpack_to_rootfs->flush_window->write_buffer-> do_name->do_header->__drain_alien_cache->sys_chown->__user_walk_fd->getname -Andi