netdev - Re: [PATCH bpf-next v4 2/3] bpf: Add xdp dynptrs

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Date:   Wed, 24 Aug 2022 09:15:00 +0800
From:   kernel test robot <lkp@...el.com>
To:     Joanne Koong <joannelkoong@...il.com>, bpf@...r.kernel.org
Cc:     kbuild-all@...ts.01.org, andrii@...nel.org, daniel@...earbox.net,
        ast@...nel.org, kafai@...com, kuba@...nel.org,
        netdev@...r.kernel.org, Joanne Koong <joannelkoong@...il.com>
Subject: Re: [PATCH bpf-next v4 2/3] bpf: Add xdp dynptrs

Hi Joanne,

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/Joanne-Koong/Add-skb-xdp-dynptrs/20220823-080022
base:   https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
config: microblaze-buildonly-randconfig-r003-20220823 (https://download.01.org/0day-ci/archive/20220824/202208240923.X2tgBh6Y-lkp@intel.com/config)
compiler: microblaze-linux-gcc (GCC) 12.1.0
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/6d832ed17cea3ede1cd48f885a73144d9c4d800a
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Joanne-Koong/Add-skb-xdp-dynptrs/20220823-080022
        git checkout 6d832ed17cea3ede1cd48f885a73144d9c4d800a
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=microblaze SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

   microblaze-linux-ld: kernel/bpf/helpers.o: in function `____bpf_dynptr_read':
   kernel/bpf/helpers.c:1543: undefined reference to `__bpf_skb_load_bytes'
>> microblaze-linux-ld: kernel/bpf/helpers.c:1545: undefined reference to `__bpf_xdp_load_bytes'
   microblaze-linux-ld: kernel/bpf/helpers.o: in function `____bpf_dynptr_write':
   kernel/bpf/helpers.c:1586: undefined reference to `__bpf_skb_store_bytes'
>> microblaze-linux-ld: kernel/bpf/helpers.c:1591: undefined reference to `__bpf_xdp_store_bytes'
   microblaze-linux-ld: kernel/bpf/helpers.o: in function `____bpf_dynptr_data':
   kernel/bpf/helpers.c:1653: undefined reference to `bpf_xdp_pointer'
   pahole: .tmp_vmlinux.btf: Invalid argument
   .btf.vmlinux.bin.o: file not recognized: file format not recognized

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