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>-----Original Message----->From: Pallipadi, Venkatesh >Sent: Friday, April 04, 2008 10:37 AM>To: 'Carlos R. Mafra'>Cc: Ray Lee; Rafael J. Wysocki; Linux Kernel Mailing List; >Soeren Sonnenburg>Subject: RE: 2.6.25-current-git hangs on boot unless >CONFIG_CPU_IDLE=n-Apple>> >>>-----Original Message----->>From: Carlos R. Mafra [mailto:crmafra2@gmail.com] >>Sent: Friday, April 04, 2008 8:52 AM>>To: Pallipadi, Venkatesh>>Cc: Ray Lee; Rafael J. Wysocki; Linux Kernel Mailing List; >>Pallipadi@ogre.sisk.pl; Soeren Sonnenburg>>Subject: Re: 2.6.25-current-git hangs on boot unless >>CONFIG_CPU_IDLE=n-Apple>>>>On Fri 4.Apr'08 at 7:25:34 -0700, Pallipadi, Venkatesh wrote: >>> >>> >>> >-----Original Message----->>> >From: linux-kernel-owner@vger.kernel.org >>> >[mailto:linux-kernel-owner@vger.kernel.org] On Behalf Of >>> >Carlos R. Mafra>>> >Sent: Friday, April 04, 2008 4:48 AM>>> >To: Ray Lee>>> >Cc: Pallipadi, Venkatesh; Rafael J. Wysocki; Linux Kernel >>> >Mailing List; Pallipadi@ogre.sisk.pl; Soeren Sonnenburg >>> >Subject: Re: 2.6.25-current-git hangs on boot unless >>> >CONFIG_CPU_IDLE=n -Apple>>> >>>> >On Thu 3.Apr'08 at 20:15:02 -0700, Ray Lee wrote:>>> >> On Thu, Apr 3, 2008 at 6:10 PM, Carlos R. Mafra >>> ><crmafra2@gmail.com> wrote: >>> >> > On Thu 3.Apr'08 at 17:14:22 -0700, Pallipadi, Venkatesh wrote: >>> >> > > >The following report is on the current list of known >>> >regressions >>> >> > > >from 2.6.24. Please verify if the issue is still >>> >present in the >>> >> > > >mainline.>>> >> > > >>>> >> > > >>>> >> > > >Bug-Entry : >>http://bugzilla.kernel.org/show_bug.cgi?id=10093>>> >> > > >Subject : 2.6.25-current-git hangs on boot >>> >> > > >unless CONFIG_CPU_IDLE=n - Apple>>> >> > > >Submitter : Soeren Sonnenburg <kernel@nn7.de> >>> >> > > >Date : 2008-02-23 18:55 (41 days old) >>> >> > > >References : http://lkml.org/lkml/2008/2/23/263 >>> >> > > >>>> >> > > >>http://marc.info/?l=linux-acpi&m=120387537018467&w=4>>> >> > > >Handled-By : Pallipadi, Venkatesh >>> ><venkatesh.pallipadi@intel.com>>>> >> > > >>>> >> > >>>> >> > > Last comment I saw from Soeren says it does not really >>> >hang. It waits>>> >> > > for 5-10 seconds sometimes before continuing. We are >>> >still trying to>>> >> > > narrow this down with max_cstate etc..>>> >> >>>> >> > I should say that my laptop (Vaio) _hangs_ at boot (less >>> >than 10% of boots)>>> >> > and this is the last message I see: >>> >> > >>> >> > "ACPI: Processor [CPU1] (supports 8 throttling states)" >>> >> > >>> >> > and it stays there "forever" (more than 1 or 2 minutes >>at least).>>> >> >>>> >> > I am not using my laptop too much these days, and I >>thought this>>> >> > bug had been solved because it didn't hang for the >>last week (but>>> >> > I boot it once per day), however it hang last night >(using some>>> >> > post 2.6.25-rc7 kernel) >>> >> > >>> >> > I have pictures of the screen while showing this last >>> >message at boot,>>> >> > should I post it somewhere or that is not necessary?.>>> >> >>> >> If the sysrq key still works when that happens, try to do >>a sysrq-t,>>> >> s, b to generate a trace, sync the filesystem, and reboot. >>> >If anything>>> >> made it to the logs, please post it.>>> >>>> >Sysrq keys don't work when it hangs, I have to push the >>power button.>>> >>>> >Another thing to notice is that when it happens, it usually happens >>> >more times in a row (like 3 times). And then it can take >>many boots to>>> >happen again.>>> >>>> >I've uploaded the picture where it hangs, it is in the very >>beginning>>> >of the boot process:>>> >>>> >http://www.ift.unesp.br/users/crmafra/dsc04673.jpg>>> >>> >>> Can you try the latest git and see whether this still is a problem?>>>>I've just updated to latest git, but it may take some time for it >>to happen again (the first 3 boots were okay). Last time it happened >>with 2.6.25-rc7-00149-gaf8be4e (I checked now). >>>>Do you have reasons to believe this issue was fixed since then?>>Yes. I think the patch here should have fixed the problem.... >Patch : http://marc.info/?l=linux-kernel&m=120674502201007&w=4>Hmmmm.... Looking at latest git, The above patch is not yet in git. Can you please apply the above patch and see whether do you still see the problem..... Thanks, Venki | ||||||||||
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