Re: mm: BUG in unmap_page_range

[Sasha Levin]

On 09/11/2014 12:28 PM, Mel Gorman wrote:
> Agreed. If 3.17-rc4 looks stable with the VM_BUG_ON then it would be
> really nice if you could bisect 3.17-rc4 to linux-next carrying the
> VM_BUG_ON(!(val & _PAGE_PRESENT)) check at each bisection point. I'm not
> 100% sure if I'm seeing the same corruption as you or some other issue and
> do not want to conflate numerous different problems into one. I know this
> is a pain in the ass but if 3.17-rc4 looks stable then a bisection might
> be faster overall than my constant head scratching :(

The good news are that 3.17-rc4 seems to be stable. I'll start the bisection,
which I suspect would take several days. I'll update when I run into something.


Thanks,
Sasha
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