Re: [PATCH 6.6 000/638] 6.6.23-rc1 review

Naresh Kamboju
2024-03-25T09:58:13Z

On Mon, 25 Mar 2024 at 04:31, Sasha Levin <sashal@kernel.org> wrote:
>
>
> This is the start of the stable review cycle for the 6.6.23 release.
> There are 638 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 Tue Mar 26 11:01:10 PM UTC 2024.
> Anything received after that time might be too late.
>
> The whole patch series can be found in one patch at:
> https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/patch/?id=linux-6.6.y&id2=v6.6.22
> or in the git tree and branch at:
> git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-6.6.y
> and the diffstat can be found below.
>
> Thanks,
> Sasha

The regression detected while building allmodconfig builds with clang-17
failed on all the architectures.

> Andrii Nakryiko (3):
> libbpf: Fix faccessat() usage on Android
> libbpf: Add missing LIBBPF_API annotation to libbpf_set_memlock_rlim
> API
> bpf: don't infer PTR_TO_CTX for programs with unnamed context type

arm64 gcc-13 - FAILED (other architectures passed)
arm64 clang-17 - FAILED (All other architectures failed))

The 2 errors are only noticed on arm64.

> Jason Gunthorpe (1):
> iommu/arm-smmu-v3: Check that the RID domain is S1 in SVA

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

Build error:
------------
kernel/bpf/btf.c:5660:10: error: expression which evaluates to zero
treated as a null pointer constant of type 'const struct btf_member *'
[-Werror,-Wnon-literal-null-conversion]
5660 | return false;
| ^~~~~
1 error generated.

<trim>

drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-sva.c:358:10: error:
incompatible integer to pointer conversion returning 'int' from a
function with result type 'struct iommu_sva *' [-Wint-conversion]
358 | return -ENODEV;
| ^~~~~~~
drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-sva.c:361:10: error:
incompatible integer to pointer conversion returning 'int' from a
function with result type 'struct iommu_sva *' [-Wint-conversion]
361 | return -ENODEV;
| ^~~~~~~
2 errors generated.

Steps to reproduce:
# tuxmake --runtime podman --target-arch arm64 --toolchain clang-17
--kconfig allmodconfig LLVM=1 LLVM_IAS=1

Links:
- https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.6.y/build/v6.6.22-638-ga02ac18a4590/testrun/23156094/suite/build/test/gcc-13-allmodconfig/log
- https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.6.y/build/v6.6.22-638-ga02ac18a4590/testrun/23156063/suite/build/test/gcc-13-allmodconfig/history/
- https://storage.tuxsuite.com/public/linaro/lkft/builds/2eAPALK4lPo78E8K7ZPm0ayDbfA/

- https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.6.y/build/v6.6.22-638-ga02ac18a4590/testrun/23156063/suite/build/test/clang-17-allmodconfig/history/
- https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.6.y/build/v6.6.22-638-ga02ac18a4590/testrun/23156063/suite/build/test/clang-17-allmodconfig/details/
- https://storage.tuxsuite.com/public/linaro/lkft/builds/2eAPANvCAoQEpSXaT8nzxKxI0Ft/

--
Linaro LKFT