From mboxrd@z Thu Jan 1 00:00:00 1970 From: "H. Peter Anvin" Subject: Re: [Bisected] 3.7-rc1 can't resume Date: Mon, 18 Feb 2013 08:21:03 -0800 Message-ID: References: <20130218155439.GA902@onny> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Return-path: Received: from terminus.zytor.com ([198.137.202.10]:33929 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752661Ab3BRQWm (ORCPT ); Mon, 18 Feb 2013 11:22:42 -0500 In-Reply-To: <20130218155439.GA902@onny> Sender: linux-pm-owner@vger.kernel.org List-Id: linux-pm@vger.kernel.org To: Jonas Heinrich , len.brown@intel.com, pavel@ucw.cz, tglx@linutronix.de, mingo@redhat.com, x86@kernel.org, rjw@sisk.pl Cc: linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org I might be able to get my hands on a T43 later this week and see if I can reproduce this. This patch seems more plausible, at least... but still puzzling. Jonas Heinrich wrote: >On 02-17 21:40, Rafael J. Wysocki wrote: >> Does the commit immediately preceding this one behave correctly? >Strangely the preceding commit works well, so I bisected the kernel >again, this time more carefully and I've got a different result! >(see bisect_log attachement). >It seems to be commit 73201dbec64aebf6b0dca855b523f437972dc7bb >(https://patchwork.kernel.org/patch/1511921/). >Someone on LKML already reported an issue with this commit >(https://lkml.org/lkml/2012/10/18/228) , but Peter >Anvins patch got already applied in newer versions. >Reverting this patch with the recent git clone seems to be difficult >because it already has too much dependencies. > >Additionally I've included dmesg dumps of the last good and the bad >kernel version. > >On 02-17 12:52, H. Peter Anvin wrote: >> T43 is quite old... which might have exposed unique bugs. How >reliable is the failure? Even one misidentified commit results in git >bisect giving garbage. >It affects really all versions after that commit and the failure >happens >every time I try to resume my notebook. > >Best regards, >Jonas -- Sent from my mobile phone. Please excuse brevity and lack of formatting.