Re: Linux 4.17-rc1 - kernel paging errors running x86 selftests

From: Linus Torvalds
Date: Mon Apr 16 2018 - 14:04:15 EST


On Mon, Apr 16, 2018 at 10:58 AM, Dave Hansen
<dave.hansen@xxxxxxxxxxxxxxx> wrote:
>
> Joerg just found and fixed something that would be poked by the x86
> selftests:
>
> https://lkml.org/lkml/2018/4/16/230

Yup.

And that silly bug explains the all-ones PTE.

I was going through the bisection, with just a couple more rounds to
go, but I guess I don't even need it.

Linus