Re: [PATCH 6.6 00/76] 6.6.85-rc2 review

From: Greg Kroah-Hartman
Date: Fri Mar 28 2025 - 10:52:02 EST


On Fri, Mar 28, 2025 at 08:12:45PM +0530, Naresh Kamboju wrote:
> On Fri, 28 Mar 2025 at 17:14, Naresh Kamboju <naresh.kamboju@xxxxxxxxxx> wrote:
> >
> > On Wed, 26 Mar 2025 at 21:16, Greg Kroah-Hartman
> > <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> > >
> > > This is the start of the stable review cycle for the 6.6.85 release.
> > > There are 76 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.
> > >
> > > Responses should be made by Fri, 28 Mar 2025 15:43:33 +0000.
> > > Anything received after that time might be too late.
> > >
> > > The whole patch series can be found in one patch at:
> > > https://www.kernel.org/pub/linux/kernel/v6.x/stable-review/patch-6.6.85-rc2.gz
> > > or in the git tree and branch at:
> > > git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-6.6.y
> > > and the diffstat can be found below.
> > >
> > > thanks,
> > >
> > > greg k-h
> >
> > Regressions on arm64 devices cpu hotplug tests failed with gcc-13 and
> > clang-20 the stable-rc 6.6.85-rc2
> >
> > These regressions are the same as stable-rc 6.1 cpu hotplug regressions.
> >
> > First seen on the 6.6.85-rc2
> > Good: v6.6.83
> > Bad: 6.6.85-rc2
>
> I have reverted this patch and confirms that reported regressions fixed,
> memcg: drain obj stock on cpu hotplug teardown
> commit 9f01b4954490d4ccdbcc2b9be34a9921ceee9cbb upstream.

Thanks for confirming, let me push out a -rc3...