linux-kernel - Re: [PATCH 5.15 000/846] 5.15.17-rc1 review

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Date:   Tue, 25 Jan 2022 12:16:20 +0530
From:   Naresh Kamboju <naresh.kamboju@...aro.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Ard Biesheuvel <ard.biesheuvel@...aro.org>,
        Daniel Borkmann <daniel@...earbox.net>
Cc:     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,
        Daniel Díaz <daniel.diaz@...aro.org>,
        pavel@...x.de, jonathanh@...dia.com, f.fainelli@...il.com,
        sudipm.mukherjee@...il.com, stable@...r.kernel.org,
        Russell King <russell.king@...cle.com>,
        Alan Maguire <alan.maguire@...cle.com>
Subject: Re: [PATCH 5.15 000/846] 5.15.17-rc1 review

On Tue, 25 Jan 2022 at 09:09, Daniel Díaz <daniel.diaz@...aro.org> wrote:
>
> Hello!
>
> On 1/24/22 16:50, Daniel Díaz wrote:
> > Hello!
> >
> > On 1/24/22 12:31, Greg Kroah-Hartman wrote:
> >> This is the start of the stable review cycle for the 5.15.17 release.
> >> There are 846 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 Wed, 26 Jan 2022 18:39:11 +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/v5.x/stable-review/patch-5.15.17-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-5.15.y
> >> and the diffstat can be found below.
> >>
> >> thanks,
> >>
> >> greg k-h
> >

Regressions detected on arm, arm64, i386, x86 on 5.15 and 5.10

> >
> > This is one from arm64:
> >    /builds/linux/arch/arm64/mm/extable.c: In function 'fixup_exception':
> >    /builds/linux/arch/arm64/mm/extable.c:17:13: error: implicit declaration of function 'in_bpf_jit' [-Werror=implicit-function-declaration]
> >       17 |         if (in_bpf_jit(regs))
> >          |             ^~~~~~~~~~
> >    cc1: some warnings being treated as errors
> >    make[3]: *** [/builds/linux/scripts/Makefile.build:277: arch/arm64/mm/extable.o] Error 1
>
> Bisection here pointed to "arm64/bpf: Remove 128MB limit for BPF JIT programs". Reverting made the build succeed.

arm64/bpf: Remove 128MB limit for BPF JIT programs
commit b89ddf4cca43f1269093942cf5c4e457fd45c335 upstream.

Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>

> Greetings!
>
> Daniel Díaz
> daniel.diaz@...aro.org
>