Messages in this thread | | | Subject | RE: 2.6.25-current-git hangs on boot unless CONFIG_CPU_IDLE=n-Apple | Date | Fri, 4 Apr 2008 13:41:45 -0700 | From | "Pallipadi, Venkatesh" <> |
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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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