[kees:dev/v6.10-rc2/kunit/usercopy 2/3] ERROR: modpost: "mm_alloc" [lib/kunit/kunit.ko] undefined!

[kees:dev/v6.10-rc2/kunit/usercopy 2/3] ERROR: modpost: "mm_alloc" [lib/kunit/kunit.ko] undefined!

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git dev/v6.10-rc2/kunit/usercopy
head:   29124c6aaedca2903feb3a7d403824c8fe25aed7
commit: cfcc9055b6e912590581199daa25f00de26cd5d7 [2/3] kunit: test: Add vm_mmap() allocation resource manager
config: s390-defconfig (https://download.01.org/0day-ci/archive/20240611/202406112223.kpN08na4-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project 4403cdbaf01379de96f8d0d6ea4f51a085e37766)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240611/202406112223.kpN08na4-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202406112223.kpN08na4-lkp@intel.com/

All errors (new ones prefixed by >>, old ones prefixed by <<):

WARNING: modpost: missing MODULE_DESCRIPTION() in vmlinux.o
WARNING: modpost: missing MODULE_DESCRIPTION() in arch/s390/mm/cmm.o
WARNING: modpost: missing MODULE_DESCRIPTION() in arch/s390/kvm/kvm.o
WARNING: modpost: missing MODULE_DESCRIPTION() in kernel/rcu/rcutorture.o
WARNING: modpost: missing MODULE_DESCRIPTION() in kernel/rcu/refscale.o
WARNING: modpost: missing MODULE_DESCRIPTION() in kernel/torture.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nfs_common/nfs_acl.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nfs_common/grace.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/nls_cp437.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/nls_cp850.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/nls_ascii.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/nls_iso8859-1.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/nls_iso8859-15.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/nls_utf8.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/nls_ucs2_utils.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/binfmt_misc.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/cramfs/cramfs.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/fat/fat.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nfs/nfs.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nfs/nfsv3.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nfs/nfsv4.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/autofs/autofs4.o
WARNING: modpost: missing MODULE_DESCRIPTION() in security/keys/encrypted-keys/encrypted-keys.o
WARNING: modpost: missing MODULE_DESCRIPTION() in crypto/cast_common.o
WARNING: modpost: missing MODULE_DESCRIPTION() in crypto/af_alg.o
WARNING: modpost: missing MODULE_DESCRIPTION() in crypto/algif_hash.o
WARNING: modpost: missing MODULE_DESCRIPTION() in crypto/algif_skcipher.o
WARNING: modpost: missing MODULE_DESCRIPTION() in crypto/ecc.o
WARNING: modpost: missing MODULE_DESCRIPTION() in crypto/curve25519-generic.o
WARNING: modpost: missing MODULE_DESCRIPTION() in lib/kunit/kunit.o
WARNING: modpost: missing MODULE_DESCRIPTION() in lib/math/prime_numbers.o
WARNING: modpost: missing MODULE_DESCRIPTION() in lib/crypto/libchacha.o
WARNING: modpost: missing MODULE_DESCRIPTION() in lib/crypto/libarc4.o
WARNING: modpost: missing MODULE_DESCRIPTION() in lib/crypto/libdes.o
WARNING: modpost: missing MODULE_DESCRIPTION() in lib/crypto/libpoly1305.o
WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_bpf.o
WARNING: modpost: missing MODULE_DESCRIPTION() in lib/test_kprobes.o
WARNING: modpost: missing MODULE_DESCRIPTION() in lib/ts_kmp.o
WARNING: modpost: missing MODULE_DESCRIPTION() in lib/ts_bm.o
WARNING: modpost: missing MODULE_DESCRIPTION() in lib/ts_fsm.o
WARNING: modpost: missing MODULE_DESCRIPTION() in arch/s390/lib/test_kprobes_s390.o
WARNING: modpost: missing MODULE_DESCRIPTION() in arch/s390/lib/test_unwind.o
WARNING: modpost: missing MODULE_DESCRIPTION() in arch/s390/lib/test_modules.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/block/loop.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/cdrom/cdrom.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/s390/cio/vfio_ccw.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/s390/block/dcssblk.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/s390/net/lcs.o
>> ERROR: modpost: "mm_alloc" [lib/kunit/kunit.ko] undefined!
>> ERROR: modpost: "arch_pick_mmap_layout" [lib/kunit/kunit.ko] undefined!

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki