linux-kernel - Re: [PATCH 4.9 000/101] 4.9.144-stable review

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Message-ID: <1544196864.2867.70.camel@codethink.co.uk>
Date:   Fri, 07 Dec 2018 15:34:24 +0000
From:   Ben Hutchings <ben.hutchings@...ethink.co.uk>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Naresh Kamboju <naresh.kamboju@...aro.org>
Cc:     mike.kravetz@...cle.com, open list <linux-kernel@...r.kernel.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Shuah Khan <shuah@...nel.org>, patches@...nelci.org,
        lkft-triage@...ts.linaro.org,
        linux- stable <stable@...r.kernel.org>,
        Eric Munson <emunson@...bm.net>
Subject: Re: [PATCH 4.9 000/101] 4.9.144-stable review

On Fri, 2018-12-07 at 15:41 +0100, Greg Kroah-Hartman wrote:
> On Fri, Dec 07, 2018 at 02:40:26PM +0530, Naresh Kamboju wrote:
> > On Thu, 6 Dec 2018 at 20:15, Greg Kroah-Hartman
> > <gregkh@...uxfoundation.org> wrote:
> > > 
> > > This is the start of the stable review cycle for the 4.9.144 release.
> > > There are 101 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 Sat Dec  8 14:29:43 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-4.9.144-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-4.9.y
> > > and the diffstat can be found below.
> > > 
> > > thanks,
> > > 
> > > greg k-h
> > > 
> > > Mike Kravetz <mike.kravetz@...cle.com>
> > >     hugetlbfs: check for pgoff value overflow
> > > 
> > > Mike Kravetz <mike.kravetz@...cle.com>
> > >     hugetlbfs: fix offset overflow in hugetlbfs mmap
> > > 
> > > Mike Kravetz <mike.kravetz@...cle.com>
> > >     mm/hugetlb.c: don't call region_abort if region_chg fails
> > 
> > Results from Linaro’s test farm.
> > Regressions detected on arm32 and i386.
> > 
> > truncate_above_4GB (2M: 32): FAIL mmap() offset 4GB: Invalid argument
> 
> Can this be tracked down to a commit in this tree that caused this
> regression?

The test failure is part of a hugetlb test group, so one of the above
is responsible.

Ah, I missed this fix (it's already in 4.14-stable:

commit 5df63c2a149ae65a9ec239e7c2af44efa6f79beb
Author: Mike Kravetz <mike.kravetz@...cle.com>
Date:   Thu Apr 5 16:18:21 2018 -0700

    hugetlbfs: fix bug in pgoff overflow checking

Ben.

-- 
Ben Hutchings, Software Developer                         Codethink Ltd
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