Re: [BUG] khugepaged crashes on x86_32

[Andrea Arcangeli]

Hi Steven,

On Thu, Jan 20, 2011 at 11:52:45AM -0500, Steven Rostedt wrote:
> On Thu, 2011-01-20 at 11:46 -0500, Steven Rostedt wrote:
> 
> > I hit this bug with both v2.6.38-rc1 and with
> > 
> > HEAD == 12fcdba1b7ae8b25696433f420b775aeb556d89b
> 
> Note, this is not fully reproducible at every boot. To test manually, I
> had to boot up a couple of times to trigger it. But it never took more
> than 5 boots to do so. I test by just booting up and shutting down, it
> may trigger with some use as well, but I did not try that.

There was a highpte mistake in khugepaged that only affected 32bit
with HIGHPTE enabled so it wasn't noticed yet. Fix pointed out by
Minchan is queued in -mm (Johannes's submit).
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