Re: [lkp] [mm] 7d2eba0557: BUG: unable to handle kernel NULL pointer dereference at (null)

From: David Rientjes
Date: Tue Jan 19 2016 - 17:30:58 EST


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@xxxxxxxxxx>
> 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@xxxxxxxxxx>

I think this is obviously correct, so

Acked-by: David Rientjes <rientjes@xxxxxxxxxx>

But we'd benefit from a Tested-by from the robot even more.