7:55 a.m.
tree: https://android.googlesource.com/kernel/common android-4.19
head: a2038b4794fe99dd786877b89c98b84d78650f69
commit: e24979f0e7bff01a70f00a01fccc5d62f6f980aa [10/14] ANDROID: GKI: iommu: Snapshot of
vendor changes
config: x86_64-randconfig-a013-20210119 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project
22b68440e1647e16b5ee24b924986207173c02d1)
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 x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
git remote add android-common https://android.googlesource.com/kernel/common
git fetch --no-tags android-common android-4.19
git checkout e24979f0e7bff01a70f00a01fccc5d62f6f980aa
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All errors (new ones prefixed by >>):
> ld.lld: error: undefined symbol: iommu_debugfs_top
>> referenced by io-pgtable.c
>> drivers/iommu/io-pgtable.o:(io_pgtable_init) in archive built-in.a
>> referenced by io-pgtable.c
>> drivers/iommu/io-pgtable.o:(io_pgtable_init) in archive built-in.a
>> referenced by io-pgtable.c
>> drivers/iommu/io-pgtable.o:(io_pgtable_init) in archive built-in.a
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org