From: kernel test robot <lkp@intel.com>
To: Karl Mehltretter <kmehltretter@gmail.com>
Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
Linux Memory Management List <linux-mm@kvack.org>,
Bradley Morgan <brads@mainlining.org>
Subject: ERROR: modpost: lib/kunit/kunit-example-test.ko: symbol '__mulsi3' undefined!
Date: Thu, 29 Oct 2026 01:59:13 +0100 [thread overview]
Message-ID: <202610290106.o8Fs3NvO-lkp@intel.com> (raw)
Hi Karl,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: c339f4010dea8b0d754f84ace70cd1b089878ef8
commit: 7c3f4d699f34535285d0ceb184927d71543d0064 resource, kunit: stop selecting GET_FREE_REGION
date: 2 weeks ago
config: openrisc-randconfig-r2306-20261028 (https://download.01.org/0day-ci/archive/20261029/202610290106.o8Fs3NvO-lkp@intel.com/config)
compiler: or1k-linux-gcc (GCC) 16.2.0
sparse: v0.6.5-rc1-1-gc4640450
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261029/202610290106.o8Fs3NvO-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
| Fixes: 7c3f4d699f34 ("resource, kunit: stop selecting GET_FREE_REGION")
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202610290106.o8Fs3NvO-lkp@intel.com/
All errors (new ones prefixed by >>, old ones prefixed by <<):
ERROR: modpost: kernel/rcu/rcutorture.ko: symbol '__mulsi3' undefined!
ERROR: modpost: fs/fuse/virtiofs.ko: symbol '__mulsi3' undefined!
ERROR: modpost: fs/pstore/ramoops.ko: symbol '__mulsi3' undefined!
ERROR: modpost: fs/ecryptfs/ecryptfs.ko: symbol '__mulsi3' undefined!
ERROR: modpost: fs/overlayfs/overlay.ko: symbol '__mulsi3' undefined!
ERROR: modpost: crypto/asymmetric_keys/pkcs8_key_parser.ko: symbol '__mulsi3' undefined!
ERROR: modpost: crypto/ccm.ko: symbol '__mulsi3' undefined!
ERROR: modpost: lib/kunit/kunit.ko: symbol '__mulsi3' undefined!
ERROR: modpost: lib/kunit/kunit-test.ko: symbol '__mulsi3' undefined!
>> ERROR: modpost: lib/kunit/kunit-example-test.ko: symbol '__mulsi3' undefined!
WARNING: modpost: suppressed 1014 unresolved symbol warnings because there were too many)
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next reply other threads:[~2026-10-29 1:00 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-29 0:59 kernel test robot [this message]
2026-10-29 1:29 ` ERROR: modpost: lib/kunit/kunit-example-test.ko: symbol '__mulsi3' undefined! Andrew Morton
2026-10-29 1:29 ` Andrew Morton
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