Re: linux-next: build failure after merge of the kbuild tree

From: Alessandro Carminati
Date: Thu Mar 27 2025 - 06:13:51 EST


Hello,

On Thu, Mar 27, 2025 at 1:20 AM Jeff Johnson
<jeff.johnson@xxxxxxxxxxxxxxxx> wrote:
>
> On 3/26/2025 4:16 PM, Stephen Rothwell wrote:
> > Hi all,
> >
> > On Mon, 24 Mar 2025 10:30:48 +1100 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
> >>
> >> After merging the kbuild tree, today's linux-next build (powerpc
> >> ppc64_defconfig) failed like this:
> >>
> >> ERROR: modpost: missing MODULE_DESCRIPTION() in lib/kunit/backtrace-suppression-test.o
> >> ERROR: modpost: missing MODULE_DESCRIPTION() in lib/slub_kunit.o
> >
> > This is now lib/tests/slub_kuni.c
> >
> >> Caused by commits
> >>
> >> 19f3496e6241 ("kunit: add test cases for backtrace warning suppression")
> >>
> >> from the mm-nonmm-unstable branch of the mm tree and
> >>
> >> 1f9f78b1b376 ("mm/slub, kunit: add a KUnit test for SLUB debugging functionality")
> >>
> >> from Linus' tree (in v5.14rc1) interacting with commit
> >>
> >> 6c6c1fc09de3 ("modpost: require a MODULE_DESCRIPTION()")
> >>
> >> from the kbuild tree.
> >>
> >> I have temporarily reverted the latter commit until the former are
> >> fixed up.
> >
> > I am still reverting that commit.
> >
>
> Guenter & Oliver, can you add MODULE_DESCRIPTION() macros to your respective modules?
Yes, sure.
I'll do it asap.
>
> Context:
> https://lore.kernel.org/all/20250311-moddesc-error-v1-1-79adedf48d0e@xxxxxxxxxxxxxxxx/
>


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