From next-20241023, it seems to have passed compilation:
INSTALL debian/linux-libc-dev/usr/include
dpkg-deb: building package 'linux-image-6.12.0-rc4-next-20241023-00001-gdcf82889780d' in '../linux-image-6.12.0-rc4-next-20241023-00001-gdcf82889780d_6.12.0-rc4-00001-gdcf82889780d-4_amd64.deb'.
dpkg-deb: building package 'linux-libc-dev' in '../linux-libc-dev_6.12.0-rc4-00001-gdcf82889780d-4_amd64.deb'.
dpkg-genbuildinfo --build=binary -O../linux-upstream_6.12.0-rc4-00001-gdcf82889780d-4_amd64.buildinfo
dpkg-genchanges --build=binary -O../linux-upstream_6.12.0-rc4-00001-gdcf82889780d-4_amd64.changes
dpkg-genchanges: info: binary-only upload (no source code included)
dpkg-source --after-build .
dpkg-buildpackage: info: binary-only upload (no source included)