linux-kernel - Re: commit 9630bdd9 changes behavior of the poweroff

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20100407073414.GA5174@tiehlicka.suse.cz>
Date:	Wed, 7 Apr 2010 09:34:14 +0200
From:	Michal Hocko <mhocko@...e.cz>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Matthew Garrett <mjg59@...f.ucam.org>,
	linux-kernel@...r.kernel.org,
	Jesse Barnes <jbarnes@...tuousgeek.org>
Subject: Re: commit 9630bdd9 changes behavior of the poweroff - bug?

Sorry for late reply, but I was AFK during holiday.

On Fri 02-04-10 21:31:47, Rafael J. Wysocki wrote:
> On Thursday 01 April 2010, Michal Hocko wrote:
> > On Thu 01-04-10 14:45:35, Matthew Garrett wrote:
> > > On Thu, Apr 01, 2010 at 03:39:23PM +0200, Michal Hocko wrote:
> > > > Hi Rafael, Matthew,
> > > > my laptop changed behavior during poweroff recently (after upgrading
> > > > from .33 to .34-rc1). The system seems to be powered off (status display
> > > > is off) at first glance but when I close the lid then I can hear a noise
> > > > which sounds like HDD parking and when I open lid again it starts
> > > > booting without poweroff button (same like when I suspend to RAM).
> > > 
> > > Hm. At a guess, we're somehow managing to leave the lid GPE enabled at 
> > > poweroff. Can you send the output of the acpidump command?
> > 
> > Sure, see attached.
> 
> Thanks.
> 
> Please also send the contents of /proc/acpi/wakeup.

See attached. I have checked both kernels (with and without reverted
9630bdd) and the output looks pretty much same. 2.6.34-rc3, however,
looks different a bit, so I am attaching it as well.

> 
> Rafael

-- 
Michal Hocko
L3 team 
SUSE LINUX s.r.o.
Lihovarska 1060/12
190 00 Praha 9    
Czech Republic

View attachment "acpi_wakeup-2.6.33-rc8-00213-g9630bdd" of type "text/plain" (415 bytes)

View attachment "acpi_wakeup-2.6.34-rc3" of type "text/plain" (416 bytes)