Re: mm: kernel BUG at include/linux/swapops.h:131!

[Cyrill Gorcunov]

On Wed, Dec 18, 2013 at 10:37:39AM -0500, Sasha Levin wrote:
> Hi all,
> 
> While fuzzing with trinity inside a KVM tools guest running latest
> -next kernel, I've stumbled on the following spew.
> 
> The code is in zap_pte_range():
> 
>                 if (!non_swap_entry(entry))
>                         rss[MM_SWAPENTS]--;
>                 else if (is_migration_entry(entry)) {
>                         struct page *page;
> 
>                         page = migration_entry_to_page(entry);	<==== HERE
> 
>                         if (PageAnon(page))
>                                 rss[MM_ANONPAGES]--;
>                         else
>                                 rss[MM_FILEPAGES]--;

This I think is my issue, I'll take a look, thanks Sasha!
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