linux-kernel - Re: [PATCH bpf-next v2] bpf, sockmap: Introduce tracing capability for sockmap

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Message-ID: <bab35a470addc4d3d32551c6776d4d4884def193@linux.dev>
Date: Mon, 14 Apr 2025 12:29:35 +0000
From: "Jiayuan Chen" <jiayuan.chen@...ux.dev>
To: "kernel test robot" <lkp@...el.com>, bpf@...r.kernel.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev, mrpre@....com,
 "Jakub Sitnicki" <jakub@...udflare.com>, "Cong Wang"
 <xiyou.wangcong@...il.com>, "Steven Rostedt" <rostedt@...dmis.org>,
 "Alexei Starovoitov" <ast@...nel.org>, "Daniel Borkmann"
 <daniel@...earbox.net>, "John Fastabend" <john.fastabend@...il.com>,
 "Andrii Nakryiko" <andrii@...nel.org>, "Martin KaFai Lau"
 <martin.lau@...ux.dev>, "Eduard Zingerman" <eddyz87@...il.com>, "Song
 Liu" <song@...nel.org>, "Yonghong Song" <yonghong.song@...ux.dev>, "KP
 Singh" <kpsingh@...nel.org>, "Stanislav Fomichev" <sdf@...ichev.me>, "Hao
 Luo" <haoluo@...gle.com>, "Jiri Olsa" <jolsa@...nel.org>, "Masami
 Hiramatsu" <mhiramat@...nel.org>, "Mathieu Desnoyers"
 <mathieu.desnoyers@...icios.com>, "Eric Dumazet" <edumazet@...gle.com>,
 "Jakub Kicinski" <kuba@...nel.org>, "Paolo Abeni" <pabeni@...hat.com>,
 "Simon Horman" <horms@...nel.org>, "Jesper Dangaard Brouer"
 <hawk@...nel.org>, linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
 linux-trace-kernel@...r.kernel.org
Subject: Re: [PATCH bpf-next v2] bpf, sockmap: Introduce tracing capability
 for sockmap

2025/4/14 19:54, "kernel test robot" <lkp@...el.com> wrote:

> 
> Hi Jiayuan,
> 
> kernel test robot noticed the following build errors:
> 
> [auto build test ERROR on bpf-next/master]
> 
> url: https://github.com/intel-lab-lkp/linux/commits/Jiayuan-Chen/bpf-sockmap-Introduce-tracing-capability-for-sockmap/20250414-093146
> base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
> patch link: https://lore.kernel.org/r/20250411091634.336371-1-jiayuan.chen%40linux.dev
> patch subject: [PATCH bpf-next v2] bpf, sockmap: Introduce tracing capability for sockmap
> config: arm64-randconfig-001-20250414 (https://download.01.org/0day-ci/archive/20250414/202504141925.PFNOfZzb-lkp@intel.com/config)
> 
> compiler: clang version 21.0.0git (https://github.com/llvm/llvm-project f819f46284f2a79790038e1f6649172789734ae8)
> 
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250414/202504141925.PFNOfZzb-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@...el.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202504141925.PFNOfZzb-lkp@intel.com/
> All errors (new ones prefixed by >>):
> 
> > 
> > > 
> > > ld.lld: error: undefined symbol: sock_i_ino
> > >
> > 
>  >>> referenced by sockmap.h:70 (include/trace/events/sockmap.h:70)
>  >>> kernel/bpf/core.o:(trace_event_raw_event_sockmap_redirect) in archive vmlinux.a
>  >>> referenced by sockmap.h:121 (include/trace/events/sockmap.h:121)
>  >>> kernel/bpf/core.o:(trace_event_raw_event_sockmap_strparser) in archive vmlinux.a

I see, CONFIG_NET is not set...