tree:
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 3cc2bd440f2171f093b3a8480a4b54d8c270ed38
commit: ae56c5a72eadc2149cc49306c4a00e4c6e970384 [12465/13205] ubsan: enable for
all*config builds
config: mips-randconfig-r012-20201209 (attached as .config)
compiler: clang version 12.0.0 (
https://github.com/llvm/llvm-project
5ff35356f1af2bb92785b38c657463924d9ec386)
reproduce (this is a W=1 build):
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install mips cross compiling tool for clang build
# apt-get install binutils-mips-linux-gnu
#
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commi...
git remote add linux-next
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout ae56c5a72eadc2149cc49306c4a00e4c6e970384
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=mips
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
Note: the linux-next/master HEAD 3cc2bd440f2171f093b3a8480a4b54d8c270ed38 builds fine.
It may have been fixed somewhere.
All errors (new ones prefixed by >>):
>> ld.lld: error: undefined symbol: __compiletime_assert_323
>>> referenced by mremap.c
>>> mremap.o:(get_extent) in archive mm/built-in.a
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org