netdev - Re: [PATCH v4 bpf-next 06/14] bpf: Whitelist some fields in nf_conn for BPF

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Date:   Fri, 27 May 2022 17:17:07 +0800
From:   kernel test robot <lkp@...el.com>
To:     Lorenzo Bianconi <lorenzo@...nel.org>, bpf@...r.kernel.org
Cc:     kbuild-all@...ts.01.org, netdev@...r.kernel.org, ast@...nel.org,
        daniel@...earbox.net, andrii@...nel.org, davem@...emloft.net,
        kuba@...nel.org, edumazet@...gle.com, pabeni@...hat.com,
        pablo@...filter.org, fw@...len.de, netfilter-devel@...r.kernel.org,
        lorenzo.bianconi@...hat.com, brouer@...hat.com, toke@...hat.com,
        memxor@...il.com, yhs@...com
Subject: Re: [PATCH v4 bpf-next 06/14] bpf: Whitelist some fields in nf_conn
 for BPF_WRITE

Hi Lorenzo,

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/Lorenzo-Bianconi/net-netfilter-add-kfunc-helper-to-update-ct-timeout/20220527-053913
base:   https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
config: x86_64-rhel-8.3-kselftests (https://download.01.org/0day-ci/archive/20220527/202205271714.Uznf3vlP-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-1) 11.3.0
reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/c346565af9b023d9231ca8fca2e1b8c66a782f84
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Lorenzo-Bianconi/net-netfilter-add-kfunc-helper-to-update-ct-timeout/20220527-053913
        git checkout c346565af9b023d9231ca8fca2e1b8c66a782f84
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=x86_64 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 >>, old ones prefixed by <<):

>> ERROR: modpost: "btf_type_by_id" [net/netfilter/nf_conntrack.ko] undefined!
>> ERROR: modpost: "nf_conn_btf_struct_access_mtx" [net/netfilter/nf_conntrack.ko] undefined!
>> ERROR: modpost: "bpf_log" [net/netfilter/nf_conntrack.ko] undefined!
>> ERROR: modpost: "nf_conn_btf_struct_access" [net/netfilter/nf_conntrack.ko] undefined!

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