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    SubjectRe: [lkp] [mm] 7d2eba0557: BUG: unable to handle kernel NULL pointer dereference at (null)
    On Tue, Jan 19, 2016 at 02:30:45PM -0800, David Rientjes wrote:
    > On Tue, 19 Jan 2016, Cyrill Gorcunov wrote:
    >
    > > Seems it should be something like that (untested at moment, please
    > > take a look).
    > > ---
    > > From: Cyrill Gorcunov <gorcunov@openvz.org>
    > > Subject: [PATCH] mm: Fix tracepoint for scanning pages
    > >
    > > The page might be NULL so use page_to_pfn in conditional call.
    > >
    > > Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
    >
    > I think this is obviously correct, so
    >
    > Acked-by: David Rientjes <rientjes@google.com>

    Thank you. I've compile tested it, but didn't run.

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