From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: Re: 2.6.13-rc5-mm1 doesnt boot on x86_64 Date: Mon, 8 Aug 2005 10:42:06 -0700 Message-ID: <20050808104206.42a51477.akpm@osdl.org> References: <20050808094818.A17579@unix-os.sc.intel.com> <20050808171126.GA32092@muc.de> <1123522409.5019.0.camel@mulgrave> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: Received: from smtp.osdl.org ([65.172.181.4]:61063 "EHLO smtp.osdl.org") by vger.kernel.org with ESMTP id S932149AbVHHRnx (ORCPT ); Mon, 8 Aug 2005 13:43:53 -0400 In-Reply-To: <1123522409.5019.0.camel@mulgrave> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: James Bottomley Cc: ak@muc.de, ashok.raj@intel.com, linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org James Bottomley wrote: > > On Mon, 2005-08-08 at 19:11 +0200, Andi Kleen wrote: > > Looks like a SCSI problem. The machine has an Adaptec SCSI adapter, right? > > The traceback looks pretty meaningless. > > What was happening on the machine before this. i.e. was it booting up, > in which case can we have the prior dmesg file; or was the aic79xxx > driver being removed? > -mm has extra list_head debugging goodies. I'd be suspecting a list_head corruption detected somewhere under spi_release_transport(). --- 25/include/linux/list.h~list_del-debug 2005-03-08 11:40:27.000000000 -0800 +++ 25-akpm/include/linux/list.h 2005-03-08 11:40:49.000000000 -0800 @@ -5,7 +5,9 @@ #include #include +#include #include +#include /* * These are non-NULL pointers that will result in page faults @@ -160,6 +162,8 @@ static inline void __list_del(struct lis */ static inline void list_del(struct list_head *entry) { + BUG_ON(entry->prev->next != entry); + BUG_ON(entry->next->prev != entry); __list_del(entry->prev, entry->next); entry->next = LIST_POISON1; entry->prev = LIST_POISON2; _