linux-kernel - [cxl:pending 21/34] WARNING: modpost: vmlinux.o(.data+0x211170): Section mismatch in reference from the variable ocores_algorithm to the function .init.text:set_reset

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Date:   Fri, 29 Apr 2022 15:20:53 +0800
From:   kernel test robot <lkp@...el.com>
To:     Alison Schofield <alison.schofield@...el.com>
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        Alison Schofield <alison.schofield@...el.com>,
        Vishal Verma <vishal.l.verma@...el.com>,
        Ira Weiny <ira.weiny@...el.com>,
        Ben Widawsky <ben.widawsky@...el.com>,
        Dan Williams <dan.j.williams@...el.com>,
        linux-kernel@...r.kernel.org
Subject: [cxl:pending 21/34] WARNING: modpost: vmlinux.o(.data+0x211170):
 Section mismatch in reference from the variable ocores_algorithm to the
 function .init.text:set_reset_devices()

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl.git pending
head:   e6829d1bd3c4b58296ee9e412f7ed4d6cb390192
commit: 26f89535a5bb17915a2e1062c3999a2ee797c7b0 [21/34] cxl/mbox: Use type __u32 for mailbox payload sizes
config: riscv-buildonly-randconfig-r003-20220428 (https://download.01.org/0day-ci/archive/20220429/202204291528.JcxVNDff-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project c59473aacce38cd7dd77eebceaf3c98c5707ab3b)
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
        # install riscv cross compiling tool for clang build
        # apt-get install binutils-riscv64-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl.git/commit/?id=26f89535a5bb17915a2e1062c3999a2ee797c7b0
        git remote add cxl https://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl.git
        git fetch --no-tags cxl pending
        git checkout 26f89535a5bb17915a2e1062c3999a2ee797c7b0
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash

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

All warnings (new ones prefixed by >>, old ones prefixed by <<):

>> WARNING: modpost: vmlinux.o(.data+0x211170): Section mismatch in reference from the variable ocores_algorithm to the function .init.text:set_reset_devices()
The variable ocores_algorithm references
the function __init set_reset_devices()
If the reference is valid then annotate the
variable with or __refdata (see linux/init.h) or name the variable:


Note: the below error/warnings can be found in parent commit:
<< WARNING: modpost: vmlinux.o(.data+0x20a7cc): Section mismatch in reference from the variable rk805_pwrkey_driver to the function .init.text:set_reset_devices()
<< WARNING: modpost: vmlinux.o(.data+0x20d8b8): Section mismatch in reference from the variable tegra_rtc_driver to the function .init.text:set_reset_devices()
<< WARNING: modpost: vmlinux.o(.data+0x2950a8): Section mismatch in reference from the variable wm5100_mixer_texts to the function .init.text:set_reset_devices()
<< WARNING: modpost: vmlinux.o(.data+0x2950b8): Section mismatch in reference from the variable wm5100_mixer_texts to the variable .init.text:.LBB1_1
<< WARNING: modpost: vmlinux.o(.data+0x2950d0): Section mismatch in reference from the variable wm5100_mixer_texts to the function .exit.text:versatile_pci_driver_exit()
<< WARNING: modpost: vmlinux.o(.data+0x2950d4): Section mismatch in reference from the variable wm5100_mixer_texts to the function .exit.text:test_ww_mutex_exit()
<< WARNING: modpost: vmlinux.o(.data+0x2950d8): Section mismatch in reference from the variable wm5100_mixer_texts to the variable .exit.text:.LBB2_1
<< WARNING: modpost: vmlinux.o(.data+0x2b6658): Section mismatch in reference from the variable t9015_dai to the function .exit.text:test_ww_mutex_exit()
<< WARNING: modpost: vmlinux.o(.data+0x2bfb20): Section mismatch in reference from the variable sprd_mcdt_driver to the function .init.text:set_reset_devices()
<< WARNING: modpost: vmlinux.o(.data+0x2bfb88): Section mismatch in reference from the variable stm32_sai_sub_driver to the function .init.text:set_reset_devices()

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