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SubjectRe: [PATCH v2] vmw_balloon: fixing double free when batching mode is off

On Thu, Mar 22, 2018 at 9:02 PM, Nadav Amit <> wrote:
> Actually, rechecking the bug description, I might have rushed. The bug that
> I encountered is related to the vunmap() but it is only caused when batching
> is off, while the bug you reported has batching on.
> It seems that your sources support batching but do not include b91f108a3d54
> (“VMware balloon: Treat init like reset”), which I think would have solved
> the problem. I don’t see a mainline kernel that supports batching and does
> not have this patch, so it would be helpful to see the exact module that you
> use.

Correct. The hash is d7568c130d0d0ff1fc5b364fc879b91f108a3d54, actually, though.
Yes, we miss this commit in our code base, but also we've already
provided a test kernel
with this commit included to the customer. Unfortunately, we have no answer yet.

Best regards,
Oleksandr Natalenko (post-factum)
Software Maintenance Engineer

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