Re: Eeek! page_mapcount(page) went negative! (-1)

From: Dave Jones
Date: Mon Feb 05 2007 - 08:58:05 EST


On Sun, Feb 04, 2007 at 10:10:58PM -0800, David Liontooth wrote:

> > Two things:
> > a. Can you try a recent/current kernel to see if this happens?
> > b. The "Tainted: GF" means that a module was forcibly loaded.
> > What module was this? and is it compatible with a 2.6.16.38 kernel?
> > Can you reproduce this problem without having that module loaded?
> >
> Randy, thanks for responding. I discovered that the files the script was
> operating on were corrupt, so let me see if it recurs with healthy files.
>
> It's the lirc module that generates the GF flag --
>
> lirc_serial: no version for "lirc_unregister_plugin" found: kernel
> tainted.
>
> So it's not actually forced. I'll remove it if this problem recurs.
>
> I've tried 2.6.18 and 2.6.19 on this box, and they are moderately stable
> if I use acpi_use_timer_override. It's a production machine, so I can't
> experiment much.

Which will make it awkward for my suggestion.. The box I was seeing
this on turned out to have hardware problems. A run of memtest86 may
show up something. Then again, maybe it won't. The failing box
I had ran memtest86 for days without incident, despite that the
capacitors on the motherboard were oozing out their goo.

Dave

--
http://www.codemonkey.org.uk
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