Re: [PATCH bpf-next v5 4/4] selftests/bpf: add bpf_icmp_send recursion test

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

Hi Mahe,

kernel test robot noticed the following build warnings:

[auto build test WARNING on bpf-next/master]
[also build test WARNING on bpf-next/net bpf/master linus/master v7.1-rc3 next-20260508]
[cannot apply to linux-review/Mahe-Tardy/net-move-netfilter-nf_reject_fill_skb_dst-to-core-ipv4/20260422-023045]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Mahe-Tardy/bpf-add-bpf_icmp_send-kfunc/20260516-035616
base:   https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
patch link:    https://lore.kernel.org/r/20260515194746.50920-5-mahe.tardy%40gmail.com
patch subject: [PATCH bpf-next v5 4/4] selftests/bpf: add bpf_icmp_send recursion test
config: x86_64-kexec (https://download.01.org/0day-ci/archive/20260516/202605161150.IlT3RNUq-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260516/202605161150.IlT3RNUq-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202605161150.IlT3RNUq-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> Warning: net/core/filter.c:12496 function parameter '__skb' not described in 'bpf_icmp_send'
>> Warning: net/core/filter.c:12496 function parameter '__skb' not described in 'bpf_icmp_send'

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