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Message-ID: <CA+G9fYvHPnba-0=uGS70EjcPgHht13j3s-_fmd2=srL0xyPjNg@mail.gmail.com>
Date: Thu, 5 Oct 2023 20:25:02 +0530
From: Naresh Kamboju <naresh.kamboju@...aro.org>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Alexei Starovoitov <ast@...nel.org>,
Hou Tao <houtao1@...wei.com>
Cc: 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, srw@...dewatkins.net, rwarsow@....de,
conor@...nel.org, bpf <bpf@...r.kernel.org>,
Anders Roxell <anders.roxell@...aro.org>,
Björn Töpel <bjorn@...nel.org>
Subject: Re: [PATCH 6.5 000/321] 6.5.6-rc1 review
On Thu, 5 Oct 2023 at 11:05, Naresh Kamboju <naresh.kamboju@...aro.org> wrote:
>
> On Wed, 4 Oct 2023 at 23:53, Greg Kroah-Hartman
> <gregkh@...uxfoundation.org> wrote:
> >
> > This is the start of the stable review cycle for the 6.5.6 release.
> > There are 321 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, 06 Oct 2023 17:51:12 +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-6.5.6-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-6.5.y
> > and the diffstat can be found below.
> >
> > thanks,
> >
> > greg k-h
>
> The following kernel warning was noticed on qemu-armv7 while booting
> with kselftest merge configs enabled build on stable-rc 6.5.6-rc1.
>
> Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>
>
> > Hou Tao <houtao1@...wei.com>
> > bpf: Ensure unit_size is matched with slab cache object size
>
>
> bpf: Ensure unit_size is matched with slab cache object size
> [ Upstream commit c930472552022bd09aab3cd946ba3f243070d5c7 ]
>
> [ 2.525383] ------------[ cut here ]------------
> [ 2.525743] WARNING: CPU: 0 PID: 1 at kernel/bpf/memalloc.c:385
> bpf_mem_alloc_init+0x3b0/0x3b4
> [ 2.527241] bpf_mem_cache[0]: unexpected object size 128, expect 96
Anders investigated this report and picked up the following patches to
solve the reported problem.
d52b59315bf5e bpf: Adjust size_index according to the value of KMALLOC_MIN_SIZE
b1d53958b6931 bpf: Don't prefill for unused bpf_mem_cache
c930472552022 bpf: Ensure unit_size is matched with slab cache object size
- Naresh
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