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

From: Cyrill Gorcunov
Date: Wed Jan 20 2016 - 02:26:40 EST


On Wed, Jan 20, 2016 at 12:07:46AM +0100, Vlastimil Babka wrote:
>
> This has been in mmotm since november:
> http://ozlabs.org/~akpm/mmotm/broken-out/mm-fix-kernel-crash-in-khugepaged-thread.patch
>
> Although your patch does use -1UL instead of -1 (AFAICS the only difference, but
> it's too late here), which Steven Rostedt suggested, so it's probably better.

OK, great then, drop mine.