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Date:   Wed, 19 Apr 2023 09:24:26 +0200
From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     Naresh Kamboju <naresh.kamboju@linaro.org>
Cc:     Waiman Long <longman@redhat.com>, stable@vger.kernel.org,
        patches@lists.linux.dev, linux-kernel@vger.kernel.org,
        torvalds@linux-foundation.org, akpm@linux-foundation.org,
        linux@roeck-us.net, shuah@kernel.org, patches@kernelci.org,
        lkft-triage@lists.linaro.org, pavel@denx.de, jonathanh@nvidia.com,
        f.fainelli@gmail.com, sudipm.mukherjee@gmail.com,
        srw@sladewatkins.net, rwarsow@gmx.de, Tejun Heo <tj@kernel.org>,
        Michal =?iso-8859-1?Q?Koutn=FD?= <mkoutny@suse.com>,
        Daniel =?iso-8859-1?Q?D=EDaz?= <daniel.diaz@linaro.org>,
        Anders Roxell <anders.roxell@linaro.org>
Subject: Re: [PATCH 5.15 00/91] 5.15.108-rc1 review
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On Tue, Apr 18, 2023 at 08:17:12PM +0530, Naresh Kamboju wrote:
> On Tue, 18 Apr 2023 at 18:07, Greg Kroah-Hartman
> <gregkh@linuxfoundation.org> wrote:
> >
> > This is the start of the stable review cycle for the 5.15.108 release.
> > There are 91 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 Thu, 20 Apr 2023 12:02:44 +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-5.15.108-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
> 
> 
> Following patch causing build break on stable-rc 5.15
> 
> 
> > Waiman Long <longman@redhat.com>
> >     cgroup/cpuset: Add cpuset_can_fork() and cpuset_cancel_fork() methods
> 
> cgroup/cpuset: Add cpuset_can_fork() and cpuset_cancel_fork() methods
> commit eee87853794187f6adbe19533ed79c8b44b36a91 upstream.
> 
> Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
> 
> Build error:
> kernel/cgroup/cpuset.c: In function 'cpuset_can_fork':
> kernel/cgroup/cpuset.c:2979:30: error: 'cgroup_mutex' undeclared
> (first use in this function); did you mean 'cgroup_put'?
>  2979 |         lockdep_assert_held(&cgroup_mutex);
>       |                              ^~~~~~~~~~~~
> include/linux/lockdep.h:415:61: note: in definition of macro
> 'lockdep_assert_held'
>   415 | #define lockdep_assert_held(l)                  do {
> (void)(l); } while (0)
>       |                                                             ^
> kernel/cgroup/cpuset.c:2979:30: note: each undeclared identifier is
> reported only once for each function it appears in
>  2979 |         lockdep_assert_held(&cgroup_mutex);
>       |                              ^~~~~~~~~~~~
> include/linux/lockdep.h:415:61: note: in definition of macro
> 'lockdep_assert_held'
>   415 | #define lockdep_assert_held(l)                  do {
> (void)(l); } while (0)
>       |                                                             ^
> make[3]: *** [scripts/Makefile.build:289: kernel/cgroup/cpuset.o] Error 1
> 
> 
> build log:
> https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-5.15.y/build/v5.15.105-280-g0b6a5617247c/testrun/16291026/suite/build/test/gcc-11-lkftconfig-kunit/log
> 
> --
> Linaro LKFT
> https://lkft.linaro.org

I've now dropped the offending patches and pushed out -rc2 releases for
this, and the 5.10.y tree.

thanks,

greg k-h