Re: [PATCH v6 bpf-next 2/4] bpf: Support setting variable-length tunnel options

[kernel test robot <lkp@intel.com>]

Hi Shmulik,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on bpf-next/master]

url:    https://github.com/intel-lab-lkp/linux/commits/Shmulik-Ladkani/bpf-Support-setting-variable-length-tunnel-options/20220911-164822
base:   https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
config: hexagon-randconfig-r026-20220911 (https://download.01.org/0day-ci/archive/20220911/202209111856.i93jzyMu-lkp@intel.com/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 1546df49f5a6d09df78f569e4137ddb365a3e827)
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
        # https://github.com/intel-lab-lkp/linux/commit/caa3b97e327a79cad590d53687cc0e9eb07ecd4b
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Shmulik-Ladkani/bpf-Support-setting-variable-length-tunnel-options/20220911-164822
        git checkout caa3b97e327a79cad590d53687cc0e9eb07ecd4b
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: bpf_dynptr_get_size
   >>> referenced by filter.c
   >>>               core/filter.o:(bpf_skb_set_tunnel_opt_dynptr) in archive net/built-in.a
   >>> referenced by filter.c
   >>>               core/filter.o:(bpf_skb_set_tunnel_opt_dynptr) in archive net/built-in.a

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp