Messages in this thread | | | Subject | Re: 2.6.25-current-git hangs on boot unless CONFIG_CPU_IDLE=n - Apple | From | Soeren Sonnenburg <> | Date | Fri, 04 Apr 2008 14:10:56 +0200 |
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On Fri, 2008-04-04 at 08:47 -0300, Carlos R. Mafra wrote: > 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
Actually this is http://bugzilla.kernel.org/show_bug.cgi?id=10117 ... and what you describe is exactly what I was seeing.
However I thought that we are talking about the hang with ladder governor as the last message on the screen. Anyway I am not sure if both bugs are related or not but I couldn't reproduce the throttling states bug with current mainstream...
Soeren
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