On Thu, Jan 04, 2018 at 01:24:55AM +0000, Ben Hutchings wrote:
> On Wed, 2018-01-03 at 21:11 +0100, Greg Kroah-Hartman wrote:
> > This is the start of the stable review cycle for the 4.9.75 release.
> > There are 39 patches in this series, all will be posted as a response
> > to this one. If anyone has any issues with these being applied, please
> > let me know.
> [...]
>
> This seems to be missing a backport of:
>
> commit 85900ea51577e31b186e523c8f4e068c79ecc7d3
> Author: Andy Lutomirski <luto(a)kernel.org>
> Date: Tue Dec 12 07:56:42 2017 -0800
>
> x86/pti: Map the vsyscall page if needed
>
> without which, KPTI will break some older user-space.
Ah crap, thanks, I forgot that one in all of this mess, I'll go queue it
up now.
greg k-h