linux-kernel - Re: [PATCH 4.4 000/124] 4.4.146-stable review

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Date:   Tue, 7 Aug 2018 20:00:20 -0400
From:   Anmar Oueja <anmar.oueja@...aro.org>
To:     Greg KH <gregkh@...uxfoundation.org>
Cc:     Dan Rue <dan.rue@...aro.org>,
        Naresh Kamboju <naresh.kamboju@...aro.org>,
        linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
        akpm@...ux-foundation.org, linux@...ck-us.net, shuah@...nel.org,
        patches@...nelci.org, ben.hutchings@...ethink.co.uk,
        lkft-triage@...ts.linaro.org, stable@...r.kernel.org
Subject: Re: [PATCH 4.4 000/124] 4.4.146-stable review

On Mon, Aug 6, 2018 at 11:35 AM Greg Kroah-Hartman
<gregkh@...uxfoundation.org> wrote:
>
> On Sun, Aug 05, 2018 at 03:19:33PM +0000, Dan Rue wrote:
> > On Sun, Aug 05, 2018 at 03:49:52PM +0200, Greg Kroah-Hartman wrote:
> > > On Sun, Aug 05, 2018 at 05:24:21PM +0530, Naresh Kamboju wrote:
> > > > On 4 August 2018 at 14:29, Greg Kroah-Hartman
> > > > <gregkh@...uxfoundation.org> wrote:
> > > > > This is the start of the stable review cycle for the 4.4.146 release.
> > > > > There are 124 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 Mon Aug  6 08:26:39 UTC 2018.
> > > > > 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/v4.x/stable-review/patch-4.4.146-rc1.gz
> > > > > or in the git tree and branch at:
> > > > >         git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.4.y
> > > > > and the diffstat can be found below.
> > > > >
> > > > > thanks,
> > > > >
> > > > > greg k-h
> > > >
> > > > Results from Linaro’s test farm.
> > > > No regressions on arm64, arm and x86_64.
> > >
> > > Really?  How did you all miss the netfilter bug that was introduced by
> > > this series?
> > >
> > > Anyway, thanks for testing, but I'm worried...
> >
> > I took a look through our test suites to see where we may have coverage for
> > this. There is a netns series of tests in LTP [1], but we've had trouble
> > getting them running successfully in the past and so they are being skipped. I
> > don't know if it would have caught this particular issue, but I'll find out,
> > and also see if we can get them working and running again.
> >
> > We also run the net/ tests in kselftest, but there aren't that many, and of
> > course running kselftest the way we do is not a well supported usecase (running
> > all of 4.17 kselftest against 4.4 kernels, skipping tests that are broken).
> >
> > So I would ask, how would net/ expect such things to be tested, and what can we
> > do to help?
>
> I don't know.  Somehow this was caught when running Android's userspace,
> which seems to be a great stress test for networking.  What about
> running the Android networking tests on kernels?  Those don't need to be
> run on an android system to work properly last I checked.

They [1] are definitely on our radar of tests to integrate into LKFT.

[1] - https://source.android.com/devices/architecture/kernel/network_tests

Cheers!
anmar