Messages in this thread | | | Date | Wed, 16 Feb 2011 07:19:00 +0300 | Subject | Re: 2.6.38-rc2: Uhhuh. NMI received for unknown reason 2d on CPU 0. | From | Cyrill Gorcunov <> |
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On 2/16/11, Dave Airlie <airlied@gmail.com> wrote: > On Wed, Feb 2, 2011 at 2:18 PM, Cyrill Gorcunov <gorcunov@gmail.com> wrote: >> On 2/2/11, George Spelvin <linux@horizon.com> wrote: >>>> But if you have a will or would like to help debug the problem -- mind >>>> to >>>> try the patch below? Note the patch is ugly at moment and must *not* be >>>> running on non-P4 system (and I only compile-tested it so no guarantees >>>> at all, and I've CC'ed a couple of people as well) >>> >>> Promising... After 32 minute of uptime, no NMI complaints so far. >>> >>> I'll let it run overnight and see what happens. >>> >> >> Great, thanks. Though the patch didn't help for Don, ie there is still >> an issue which needs to be resolved as well. >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in >> the body of a message to majordomo@vger.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> Please read the FAQ at http://www.tux.org/lkml/ >> > > Ping on this problem, still seeing > > Uhhuh. NMI received for unknown reason 3c on CPU 0. > Do you have a strange power saving mode enabled? > Dazed and confused, but trying to continue > > on my Pentium-D system here with latest Linus head. > > its sometimes 3c, sometimes 3d, I'm going to bisect and push for > reverts if nobody still has any clue about how to fix this. > > Dave. >
We still trying to resolve it but without success yet. There is no easy way to revert it. One of the option might be to disable perf on p4 for a while. If this is acceptable -- i'll cook such patch and send it to Ingo. Hm?
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