linux-kernel - Re: [PATCH 6.18 000/198] 6.18.7-rc1 review

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Message-ID: <da982b61-c8b8-46f5-877e-d72a21ea031c@lucifer.local>
Date: Thu, 22 Jan 2026 19:14:13 +0000
From: Lorenzo Stoakes <lorenzo.stoakes@...cle.com>
To: Mark Brown <broonie@...nel.org>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org,
        patches@...ts.linux.dev, linux-kernel@...r.kernel.org,
        torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
        linux@...ck-us.net, shuah@...nel.org, patches@...nelci.org,
        lkft-triage@...ts.linaro.org, pavel@...x.de, jonathanh@...dia.com,
        f.fainelli@...il.com, sudipm.mukherjee@...il.com, rwarsow@....de,
        conor@...nel.org, hargar@...rosoft.com, achill@...ill.org,
        sr@...dewatkins.com, Ryan.Roberts@....com
Subject: Re: [PATCH 6.18 000/198] 6.18.7-rc1 review

On Thu, Jan 22, 2026 at 06:23:25PM +0000, Lorenzo Stoakes wrote:
> On Thu, Jan 22, 2026 at 06:15:12PM +0000, Mark Brown wrote:
> > On Wed, Jan 21, 2026 at 07:13:48PM +0100, Greg Kroah-Hartman wrote:
> >
> > > This is the start of the stable review cycle for the 6.18.7 release.
> > > There are 198 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.
> >
> > Tested-by: Mark Brown <broonie@...nel.org>
> >
> > However:
> >
> > > Lorenzo Stoakes <lorenzo.stoakes@...cle.com>
> > >     tools/testing/selftests: add forked (un)/faulted VMA merge tests
> >
> > These are failing for me on arm64 and I think arm (something literally
> > exploded in my lab so the arm bisect didn't complete yet due to the
> > half of the lab with that board being powered off until I get that
> > fixed), that in turn causes a new top level failure of the merge
> > selftest program but the actual failure is purely newly added tests not
> > working so I don't think the kernel itself is any worse than it was
> > before.  The tests are OK in Linus' tree so we are I guess missing a
> > backport?
>
> Yeah, I wouldn't recommend running these tests as they repro the the bug that
> the backport fixes :)
>
> You may experience instability as a result of that.
>
> I'm fixing the failed backport to 6.18.y literally right now, should have it out
> soon.
>
> I guess maybe I should have put a 'please do not take this until previous patch
> was taken' note in there, but ther we go.
>
> Cheers, Lorenzo

FYI the fixes are now sent to stable at
https://lore.kernel.org/stable/f1e305c89aaf15fc62c6160505eb6d19adf5d49b.1769108022.git.lorenzo.stoakes@oracle.com/

Cheers, Lorenzo