ERROR: modpost: "dmasound_deinit" [sound/oss/dmasound/dmasound_q40.ko] undefined!

From: kernel test robot
Date: Wed Nov 17 2021 - 08:27:01 EST

Hi Arnd,

First bad commit (maybe != root cause):

tree: master
head: 8ab774587903771821b59471cc723bba6d893942
commit: 606b102876e3741851dfb09d53f3ee57f650a52c drm: fb_helper: fix CONFIG_FB dependency
date: 7 weeks ago
config: m68k-randconfig-r035-20211117 (attached as .config)
compiler: m68k-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
wget -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git remote add linus
git fetch --no-tags linus master
git checkout 606b102876e3741851dfb09d53f3ee57f650a52c
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=m68k

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

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

>> ERROR: modpost: "dmasound_deinit" [sound/oss/dmasound/dmasound_q40.ko] undefined!

0-DAY CI Kernel Test Service, Intel Corporation

Attachment: .config.gz
Description: application/gzip