| Message ID | 20260423092242.324644-1-jonas.gorski@bisdn.de |
|---|---|
| State | New |
| Headers | show |
| Series | kernel.bbclass: copy scripts/mod/modpost to STAGING_KERNEL_BUILDDIR | expand |
On Thu, Apr 23, 2026 at 5:22 AM Jonas Gorski via lists.openembedded.org <jonas.gorski=bisdn.de@lists.openembedded.org> wrote: > Copy the scripts/mod/modpost binary required for creating Module.symvers > as well to STAGING_KERNEL_BUILDDIR. > > Without this, external modules will fail with the following error: > > | make -C .../kernel-source M=.../selftest-kmodule/1.0/sources > | make[1]: Entering directory '.../kernel-source' > | make[2]: Entering directory '.../kernel-build-artifacts' > | CC [M] .../selftest-kmodule/1.0/sources/selftest-kmodule.o > | make[4]: *** No rule to make target 'scripts/mod/modpost', needed by > '.../selftest-kmodule/1.0/sources/Module.symvers'. Stop. > | make[3]: *** [.../kernel-source/Makefile:1906: modpost] Error 2 > | make[2]: *** [.../kernel-source/Makefile:224: __sub-make] Error 2 > | make[2]: Leaving directory '.../kernel-build-artifacts' > > Signed-off-by: Jonas Gorski <jonas.gorski@bisdn.de> > --- > I encountered this on master with a custom kernel (at 6.12), for > context, which is mostly vanilla except for some additional platform > support. > We need a better reproducer than this. because obviously, this is working fine for external modules over quite some time. Which means we really need to understand what timing issue, or something else, that was triggered. Bruce > > meta/classes-recipe/kernel.bbclass | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/meta/classes-recipe/kernel.bbclass > b/meta/classes-recipe/kernel.bbclass > index 2d8565bd5541..4714206aad59 100644 > --- a/meta/classes-recipe/kernel.bbclass > +++ b/meta/classes-recipe/kernel.bbclass > @@ -612,6 +612,8 @@ do_shared_workdir () { > cp -r scripts/gcc-plugins ${kerneldir}/scripts > fi > > + mkdir -p ${kerneldir}/scripts/mod > + cp scripts/mod/modpost ${kerneldir}/scripts/mod > } > > # We don't need to stage anything, not the modules/firmware since those > would clash with linux-firmware > -- > 2.53.0 > > > -- > BISDN GmbH > Körnerstraße 7-10 > 10785 Berlin > Germany > Phone: +49 30 610 816 100 > Managing Directors: Dr.-Ing. Hagen Woesner, Andreas Köpsel > > > Commercial > register: > Amtsgericht Berlin-Charlottenburg HRB 141569 B > VAT ID No: > DE283257294 <http://goog_1008408251> > > <https://angacom.de/en/visitors/tickets> > > > > > -=-=-=-=-=-=-=-=-=-=-=- > Links: You receive all messages sent to this group. > View/Reply Online (#235752): > https://lists.openembedded.org/g/openembedded-core/message/235752 > Mute This Topic: https://lists.openembedded.org/mt/118968874/1050810 > Group Owner: openembedded-core+owner@lists.openembedded.org > Unsubscribe: https://lists.openembedded.org/g/openembedded-core/unsub [ > bruce.ashfield@gmail.com] > -=-=-=-=-=-=-=-=-=-=-=- > >
On Thu, 23 Apr 2026 at 15:06, Bruce Ashfield <bruce.ashfield@gmail.com> wrote: > > > > On Thu, Apr 23, 2026 at 5:22 AM Jonas Gorski via lists.openembedded.org <jonas.gorski=bisdn.de@lists.openembedded.org> wrote: >> >> Copy the scripts/mod/modpost binary required for creating Module.symvers >> as well to STAGING_KERNEL_BUILDDIR. >> >> Without this, external modules will fail with the following error: >> >> | make -C .../kernel-source M=.../selftest-kmodule/1.0/sources >> | make[1]: Entering directory '.../kernel-source' >> | make[2]: Entering directory '.../kernel-build-artifacts' >> | CC [M] .../selftest-kmodule/1.0/sources/selftest-kmodule.o >> | make[4]: *** No rule to make target 'scripts/mod/modpost', needed by '.../selftest-kmodule/1.0/sources/Module.symvers'. Stop. >> | make[3]: *** [.../kernel-source/Makefile:1906: modpost] Error 2 >> | make[2]: *** [.../kernel-source/Makefile:224: __sub-make] Error 2 >> | make[2]: Leaving directory '.../kernel-build-artifacts' >> >> Signed-off-by: Jonas Gorski <jonas.gorski@bisdn.de> >> --- >> I encountered this on master with a custom kernel (at 6.12), for >> context, which is mostly vanilla except for some additional platform >> support. > > > We need a better reproducer than this. > > because obviously, this is working fine for external modules over quite some time. > > Which means we really need to understand what timing issue, or something else, that > was triggered. Hrm, I can't reproduce it anymore, so feel free to disregard this. Might have been some transient issue while fixing up recipes for master. Best regards, Jonas
diff --git a/meta/classes-recipe/kernel.bbclass b/meta/classes-recipe/kernel.bbclass index 2d8565bd5541..4714206aad59 100644 --- a/meta/classes-recipe/kernel.bbclass +++ b/meta/classes-recipe/kernel.bbclass @@ -612,6 +612,8 @@ do_shared_workdir () { cp -r scripts/gcc-plugins ${kerneldir}/scripts fi + mkdir -p ${kerneldir}/scripts/mod + cp scripts/mod/modpost ${kerneldir}/scripts/mod } # We don't need to stage anything, not the modules/firmware since those would clash with linux-firmware
Copy the scripts/mod/modpost binary required for creating Module.symvers as well to STAGING_KERNEL_BUILDDIR. Without this, external modules will fail with the following error: | make -C .../kernel-source M=.../selftest-kmodule/1.0/sources | make[1]: Entering directory '.../kernel-source' | make[2]: Entering directory '.../kernel-build-artifacts' | CC [M] .../selftest-kmodule/1.0/sources/selftest-kmodule.o | make[4]: *** No rule to make target 'scripts/mod/modpost', needed by '.../selftest-kmodule/1.0/sources/Module.symvers'. Stop. | make[3]: *** [.../kernel-source/Makefile:1906: modpost] Error 2 | make[2]: *** [.../kernel-source/Makefile:224: __sub-make] Error 2 | make[2]: Leaving directory '.../kernel-build-artifacts' Signed-off-by: Jonas Gorski <jonas.gorski@bisdn.de> --- I encountered this on master with a custom kernel (at 6.12), for context, which is mostly vanilla except for some additional platform support. meta/classes-recipe/kernel.bbclass | 2 ++ 1 file changed, 2 insertions(+)