11:17 p.m.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 860461e4fcaa76200d2d1a53523e0ff7be92e6e8
commit: d71fa5c9763c24dd997a2fa4feb7a13a95bab42c [1889/8629] bpf: Add kernel module with
user mode driver that populates bpffs.
config: x86_64-randconfig-r001-20200917 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project
1321160a26e7e489baf9b10d6de90a342f898960)
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 checkout d71fa5c9763c24dd997a2fa4feb7a13a95bab42c
# 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: bpf_preload_ops
>> referenced by bpf_preload_kern.c:83 (kernel/bpf/preload/bpf_preload_kern.c:83)
>> bpf/preload/bpf_preload_kern.o:(fini_umd) in archive kernel/built-in.a
>> referenced by bpf_preload_kern.c:83 (kernel/bpf/preload/bpf_preload_kern.c:83)
>> bpf/preload/bpf_preload_kern.o:(fini_umd) in archive kernel/built-in.a
>> referenced by bpf_preload_kern.c:77 (kernel/bpf/preload/bpf_preload_kern.c:77)
>> bpf/preload/bpf_preload_kern.o:(load_umd) in archive kernel/built-in.a
>> referenced 1 more times
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org