linux-kernel - [jolsa-perf:bpf/fprobe_link_5 4/10] kernel/trace/bpf_trace.c:1043:22: error: 'struct pt_regs' has no member named 'ip'; did you mean 'sp'?

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Message-ID: <202202140631.G10tOwU5-lkp@intel.com>
Date:   Mon, 14 Feb 2022 06:32:37 +0800
From:   kernel test robot <lkp@...el.com>
To:     Jiri Olsa <jolsa@...nel.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [jolsa-perf:bpf/fprobe_link_5 4/10]
 kernel/trace/bpf_trace.c:1043:22: error: 'struct pt_regs' has no member
 named 'ip'; did you mean 'sp'?

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git bpf/fprobe_link_5
head:   9149abfa25286fdf715525babec5150939c9ac96
commit: 6944d13cf0af8628c0b80eb90359d90cbba0d69c [4/10] bpf: Add bpf_get_func_ip kprobe helper for fprobe link
config: riscv-randconfig-m031-20220213 (https://download.01.org/0day-ci/archive/20220214/202202140631.G10tOwU5-lkp@intel.com/config)
compiler: riscv32-linux-gcc (GCC) 11.2.0
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://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git/commit/?id=6944d13cf0af8628c0b80eb90359d90cbba0d69c
        git remote add jolsa-perf https://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git
        git fetch --no-tags jolsa-perf bpf/fprobe_link_5
        git checkout 6944d13cf0af8628c0b80eb90359d90cbba0d69c
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=riscv SHELL=/bin/bash kernel/bpf/ kernel/trace/

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

All errors (new ones prefixed by >>):

   kernel/trace/bpf_trace.c: In function '____bpf_get_func_ip_fprobe':
>> kernel/trace/bpf_trace.c:1043:22: error: 'struct pt_regs' has no member named 'ip'; did you mean 'sp'?
    1043 |         return regs->ip;
         |                      ^~
         |                      sp
   kernel/trace/bpf_trace.c:1044:1: error: control reaches end of non-void function [-Werror=return-type]
    1044 | }
         | ^
   cc1: some warnings being treated as errors


vim +1043 kernel/trace/bpf_trace.c

  1039	
  1040	BPF_CALL_1(bpf_get_func_ip_fprobe, struct pt_regs *, regs)
  1041	{
  1042		/* This helper call is inlined by verifier. */
> 1043		return regs->ip;
  1044	}
  1045	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org