Re: [PATCH 6.5 000/550] 6.5.12-rc1 review

[Daniel Díaz]

Hello!

On Wed, 15 Nov 2023 at 13:20, Greg Kroah-Hartman
<gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> This is the start of the stable review cycle for the 6.5.12 release.
> There are 550 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, 17 Nov 2023 19:14:03 +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-6.5.12-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

We're seeing build regressions on Arm, Arm64, i386, x86, with KUnit
defconfigs (and multi_v5_defconfig on Arm32):
-----8<-----
  In file included from /builds/linux/lib/kunit/executor.c:225:
  /builds/linux/lib/kunit/executor_test.c: In function 'free_suite_set':
  /builds/linux/lib/kunit/executor_test.c:130:30: error: invalid use
of undefined type 'struct kunit_suite_set'
    130 |         kunit_free_suite_set(*(struct kunit_suite_set *)suite_set);
        |                              ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  /builds/linux/lib/kunit/executor_test.c: In function 'free_suite_set_at_end':
  /builds/linux/lib/kunit/executor_test.c:141:49: error: invalid use
of undefined type 'struct kunit_suite_set'
    141 |         if (!((struct kunit_suite_set *)to_free)->start)
        |                                                 ^~
  /builds/linux/lib/kunit/executor_test.c:144:31: error: invalid
application of 'sizeof' to incomplete type 'struct kunit_suite_set'
    144 |         free = kzalloc(sizeof(struct kunit_suite_set), GFP_KERNEL);
        |                               ^~~~~~
  /builds/linux/lib/kunit/executor_test.c:145:17: error: invalid use
of undefined type 'struct kunit_suite_set'
    145 |         *free = *(struct kunit_suite_set *)to_free;
        |                 ^
  /builds/linux/lib/kunit/executor_test.c:145:15: error: invalid use
of undefined type 'struct kunit_suite_set'
    145 |         *free = *(struct kunit_suite_set *)to_free;
        |               ^
  make[5]: *** [/builds/linux/scripts/Makefile.build:243:
lib/kunit/executor.o] Error 1
----->8-----

This is with defconfig, CONFIG_KASAN=y, CONFIG_KUNIT=y, and
CONFIG_KUNIT_ALL_TESTS=y. To reproduce,

tuxmake \
  --runtime podman \
  --target-arch arm64 \
  --toolchain gcc-13 \
  --kconfig defconfig \
  --kconfig-add CONFIG_KASAN=y \
  --kconfig-add CONFIG_KUNIT=y \
  --kconfig-add CONFIG_KUNIT_ALL_TESTS=y

Reported-by: Linux Kernel Functional Testing <lkft@xxxxxxxxxx>

Bisection is on-going.

Greetings!

Daniel Díaz
daniel.diaz@xxxxxxxxxx