Date: Fri, 7 Dec 2018 16:51:41 +0100
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Ben Hutchings <ben.hutchings@codethink.co.uk>
Cc: Naresh Kamboju <naresh.kamboju@linaro.org>,
        mike.kravetz@oracle.com, open list <linux-kernel@vger.kernel.org>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        Guenter Roeck <linux@roeck-us.net>,
        Shuah Khan <shuah@kernel.org>, patches@kernelci.org,
        lkft-triage@lists.linaro.org,
        linux- stable <stable@vger.kernel.org>,
        Eric Munson <emunson@mgebm.net>
Subject: Re: [PATCH 4.9 000/101] 4.9.144-stable review
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On Fri, Dec 07, 2018 at 03:34:24PM +0000, Ben Hutchings wrote:
> 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@linuxfoundation.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@oracle.com>
> > > >     hugetlbfs: check for pgoff value overflow
> > > > 
> > > > Mike Kravetz <mike.kravetz@oracle.com>
> > > >     hugetlbfs: fix offset overflow in hugetlbfs mmap
> > > > 
> > > > Mike Kravetz <mike.kravetz@oracle.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@oracle.com>
> Date:   Thu Apr 5 16:18:21 2018 -0700
> 
>     hugetlbfs: fix bug in pgoff overflow checking
> 
> Ben.

Thanks for this, I've queued this up and pushed out a -rc2.

Naresh, can you see if this fixes the issue for you or not?

thanks,

greg k-h