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Date:   Wed, 2 Mar 2022 11:12:47 +0800
From:   "dust.li" <dust.li@linux.alibaba.com>
To:     kernel test robot <lkp@intel.com>
Cc:     kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
        Tony Lu <tonylu@linux.alibaba.com>
Subject: Re: [saeed:net-next-mlx5 100/108] WARNING: modpost:
 vmlinux.o(.text+0x1fc2f20): Section mismatch in reference from the function
 trace_event_raw_event_smc_msg_event() to the variable
 .init.data:initcall_level_names
Message-ID: <20220302031247.GC9417@linux.alibaba.com>
Reply-To: dust.li@linux.alibaba.com
References: <202203020919.C37R7nSW-lkp@intel.com>
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On Wed, Mar 02, 2022 at 10:51:58AM +0800, kernel test robot wrote:
>tree:   https://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux.git net-next-mlx5
>head:   f6aab83b7decaf651cffe7fdac7d0bb316ea6bca
>commit: 462791bbfa350189e309a5a94541f6b63cd874e8 [100/108] net/smc: add sysctl interface for SMC
>config: xtensa-randconfig-r034-20220301 (https://download.01.org/0day-ci/archive/20220302/202203020919.C37R7nSW-lkp@intel.com/config)
>compiler: xtensa-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/saeed/linux.git/commit/?id=462791bbfa350189e309a5a94541f6b63cd874e8
>        git remote add saeed https://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux.git
>        git fetch --no-tags saeed net-next-mlx5
>        git checkout 462791bbfa350189e309a5a94541f6b63cd874e8
>        # 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=xtensa SHELL=/bin/bash
>
>If you fix the issue, kindly add following tag as appropriate
>Reported-by: kernel test robot <lkp@intel.com>
>
>All warnings (new ones prefixed by >>, old ones prefixed by <<):
>
>>> WARNING: modpost: vmlinux.o(.text+0x1fc2f20): Section mismatch in reference from the function trace_event_raw_event_smc_msg_event() to the variable .init.data:initcall_level_names
>The function trace_event_raw_event_smc_msg_event() references
>the variable __initdata initcall_level_names.
>This is often because trace_event_raw_event_smc_msg_event lacks a __initdata
>annotation or the annotation of initcall_level_names is wrong.

Really sorry for the break !

I think its because we missed the '__net_exit' annotation for
smc_sysctl_exit(). I will send a patch to fix this soon

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