[linux-next:master 12857/14447] ERROR: modpost: kernel/locking/test-ww_mutex.ko: symbol '__mulsi3' undefined!

[linux-next:master 12857/14447] ERROR: modpost: kernel/locking/test-ww_mutex.ko: symbol '__mulsi3' undefined!

[kernel test robot]

:::::: 
:::::: Manual check reason: "only suspicious fbc files changed"
:::::: 

BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
TO: Jani Nikula <jani.nikula@intel.com>
CC: Nicolas Schier <nsc@kernel.org>

Hi Jani,

First bad commit (maybe != root cause):

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   5e6de6a2b522f659defacb1551d0465ba6ce13cf
commit: bbeb002cdd3772d1c0156ebd2ca828a2d61612ec [12857/14447] modpost: use mod_warn() and mod_error(), clean up logging
:::::: branch date: 26 hours ago
:::::: commit date: 5 days ago
config: nios2-randconfig-001-20260812 (https://download.01.org/0day-ci/archive/20260813/202608130232.T2ZAXLWm-lkp@intel.com/config)
compiler: nios2-linux-gcc (GCC) 11.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260813/202608130232.T2ZAXLWm-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/r/202608130232.T2ZAXLWm-lkp@intel.com/

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

ERROR: modpost: kernel/locking/locktorture.ko: symbol '__mulsi3' undefined!
>> ERROR: modpost: kernel/locking/test-ww_mutex.ko: symbol '__mulsi3' undefined!
>> ERROR: modpost: fs/quota/quota_tree.ko: symbol '__mulsi3' undefined!
>> ERROR: modpost: fs/nls/nls_euc-jp.ko: symbol '__mulsi3' undefined!
>> ERROR: modpost: fs/pstore/ramoops.ko: symbol '__mulsi3' undefined!
ERROR: modpost: fs/netfs/netfs.ko: symbol '__mulsi3' undefined!
>> ERROR: modpost: fs/squashfs/squashfs.ko: symbol '__mulsi3' undefined!
>> ERROR: modpost: fs/coda/coda.ko: symbol '__mulsi3' undefined!
>> ERROR: modpost: fs/minix/minix.ko: symbol '__mulsi3' undefined!
>> ERROR: modpost: fs/exfat/exfat.ko: symbol '__mulsi3' undefined!
WARNING: modpost: suppressed 993 unresolved symbol warnings because there were too many)

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