From mboxrd@z Thu Jan 1 00:00:00 1970 From: Soeren Sonnenburg Subject: Re: [Bug #11698] 2.6.27-rc7, freezes with > 1 s2ram cycle Date: Tue, 09 Dec 2008 07:55:04 +0100 Message-ID: <1228805704.3918.23.camel@localhost> References: <49ZBswjGjrL.A.ECE.BGyNJB@chimera> <200812072116.08218.rjw@sisk.pl> <1228753843.3935.10.camel@localhost> <200812081940.53840.rjw@sisk.pl> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <200812081940.53840.rjw-KKrjLPT3xs0@public.gmane.org> Sender: kernel-testers-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: Content-Type: text/plain; charset="us-ascii" To: "Rafael J. Wysocki" Cc: Linux Kernel Mailing List , Kernel Testers List On Mon, 2008-12-08 at 19:40 +0100, Rafael J. Wysocki wrote: > On Monday, 8 of December 2008, Soeren Sonnenburg wrote: > > On Sun, 2008-12-07 at 21:16 +0100, Rafael J. Wysocki wrote: > > > On Thursday, 4 of December 2008, Soeren Sonnenburg wrote: > > > > On Wed, 2008-12-03 at 23:40 +0100, Rafael J. Wysocki wrote: > > > > > This message has been generated automatically as a part of a report > > > > > of regressions introduced between 2.6.26 and 2.6.27. > > > > > > > > > > The following bug entry is on the current list of known regressions > > > > > introduced between 2.6.26 and 2.6.27. Please verify if it still should > > > > > be listed and let me know (either way). > > > > > > > > > > > > > > > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=11698 > > > > > Subject : 2.6.27-rc7, freezes with > 1 s2ram cycle > > > > > Submitter : Soeren Sonnenburg > > > > > Date : 2008-09-29 11:29 (66 days old) > > > > > References : http://marc.info/?l=linux-kernel&m=122268780926859&w=4 > > > > > Handled-By : Rafael J. Wysocki > > > > > > > > well it freezes at any s2ram resume attempt, even without X just from > > > > console. > > > > > > There are quite some things you can try. > > > > > > First, it would be helpful to verify if it also fails in the minimal > > > configuration, ie. when booted with init=/bin/bash, as described > > > in Documentation/power/basic-pm-debugging.txt under > > > "Testing minimal configuration". > > > > OK, I've found the problem: > > > > 1. it does work with init=/bin/bash > > 2. it did not work after doing a binary search in the modules, even > > removing all modules did not help > > 3. I figured out that it only happens when I update the CPU's microcode, > > (booting with init=/bin/bash and /etc/init.d/microcode.ctl start > > triggers it) > > > > Even better: s2ram always gave me my display back when s2ram under > > console. > > > > Now I wonder if this is Bug #12100 ? > > Well, that's quite likely. > > > Unfortunately I need the microcode update, as I am suffering from > > a) PAT WC disabled due to known CPU erratum. > > b) coretemp coretemp.0: Errata AE18 not fixed, update BIOS or microcode of the CPU! > > > > Anyway I now have a chance to test whether #11698 still occurs. > > Hm, #11698 is the $subject bug. Did you mean some other bug? No, I meant this one (but it says freezes with > 1 s2ram cycle, which was supposed to say: when working for days or hours but having s2ram'd at least once the machine might freeze at some point) Soeren