Re: [OE-core][PATCH v4 0/4] Make signed kernel modules stripped

["Mathieu Dubois-Briand" <mathieu.dubois-briand@bootlin.com>]

On Sat Aug 22, 2026 at 2:25 AM CEST, Anis Bougrine via lists.openembedded.org wrote:
> - Re-sign modules after the package stripping process.
> - Remove the package-stripping skip for signed modules from package.py.
> - Add MOD_INSTALL_PREFIX variable
>
> Note that this v4 patch drops v3 patch and its relative which have been merged to master-next:
> 3e34657 kernel.bbclass: add strip process for signed kernel modules
> ffc6d51 package: extract debug sources from signed kernel modules
>
> Anis Bougrine (4):
>   kernel.bbclass: re-sign kernel modules after package stripping process
>   package.py: remove stripping and splitting skip for signed kernel
>     modules
>   kernel: centralize kernel module installation path in one variable
>   documentation.conf: add documentation for MOD_INSTALL_PREFIX variable
>
>  .../kernel-module-split.bbclass               | 23 ++++++++++++++++
>  meta/classes-recipe/kernel.bbclass            | 13 +++++-----
>  meta/conf/documentation.conf                  |  1 +
>  meta/lib/oe/package.py                        | 26 +++----------------
>  4 files changed, 34 insertions(+), 29 deletions(-)

Hi Anis,

Thanks for your patch.

I suspect this is related with this failure:

ERROR: lttng-modules-2.15.3-r0 do_package: Execution of '/srv/pokybuild/yocto-worker/genericx86/build/build/tmp/work/genericx86-poky-linux/lttng-modules/2.15.3/temp/run.post_strip_kernel_modules_signing.1005048' failed with exit code 127
...
| DEBUG: runstrip: ['i686-poky-linux-strip', '--strip-debug', '--remove-section=.comment', '--remove-section=.note', '/srv/pokybuild/yocto-worker/genericx86/build/build/tmp/work/genericx86-poky-linux/lttng-modules/2.15.3/package/lib/modules/6.18.43-yocto-standard/kernel/lttng-modules/tests/lttng-test.ko']
| DEBUG: runstrip: ['i686-poky-linux-strip', '--strip-debug', '--remove-section=.comment', '--remove-section=.note', '/srv/pokybuild/yocto-worker/genericx86/build/build/tmp/work/genericx86-poky-linux/lttng-modules/2.15.3/package/lib/modules/6.18.43-yocto-standard/kernel/lttng-modules/tests/lttng-clock-plugin-test.ko']
| DEBUG: runstrip: ['i686-poky-linux-strip', '--strip-debug', '--remove-section=.comment', '--remove-section=.note', '/srv/pokybuild/yocto-worker/genericx86/build/build/tmp/work/genericx86-poky-linux/lttng-modules/2.15.3/package/lib/modules/6.18.43-yocto-standard/kernel/lttng-modules/probes/lttng-probe-x86-irq-vectors.ko']
...

https://autobuilder.yoctoproject.org/valkyrie/#/builders/19/builds/4453
https://autobuilder.yoctoproject.org/valkyrie/#/builders/9/builds/4424
https://autobuilder.yoctoproject.org/valkyrie/#/builders/6/builds/4481

Can you have a look at the issue?

Thanks,
Mathieu

-- 
Mathieu Dubois-Briand, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com