linux-kernel - Re: [PATCH v2 2/3] LoadPin: Enable loading from trusted dm-verity devices

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Date:   Thu, 28 Apr 2022 00:06:19 +0800
From:   kernel test robot <lkp@...el.com>
To:     Matthias Kaehlcke <mka@...omium.org>,
        Alasdair Kergon <agk@...hat.com>,
        Mike Snitzer <snitzer@...nel.org>,
        Kees Cook <keescook@...omium.org>,
        James Morris <jmorris@...ei.org>,
        "Serge E . Hallyn" <serge@...lyn.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        linux-security-module@...r.kernel.org, dm-devel@...hat.com,
        linux-raid@...r.kernel.org,
        Douglas Anderson <dianders@...omium.org>,
        Song Liu <song@...nel.org>,
        Matthias Kaehlcke <mka@...omium.org>
Subject: Re: [PATCH v2 2/3] LoadPin: Enable loading from trusted dm-verity
 devices

Hi Matthias,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on device-mapper-dm/for-next]
[also build test ERROR on song-md/md-next kees/for-next/pstore v5.18-rc4 next-20220427]
[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]

url:    https://github.com/intel-lab-lkp/linux/commits/Matthias-Kaehlcke/LoadPin-Enable-loading-from-trusted-dm-verity-devices/20220427-053314
base:   https://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm.git for-next
config: sh-buildonly-randconfig-r004-20220427 (https://download.01.org/0day-ci/archive/20220427/202204272332.Ro5WIkwF-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 11.3.0
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://github.com/intel-lab-lkp/linux/commit/f3a54909bcd78b9f7f006d7e78acd03987031fae
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Matthias-Kaehlcke/LoadPin-Enable-loading-from-trusted-dm-verity-devices/20220427-053314
        git checkout f3a54909bcd78b9f7f006d7e78acd03987031fae
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=sh SHELL=/bin/bash

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 >>):

   sh4-linux-ld: security/loadpin/loadpin.o: in function `loadpin_read_file':
   loadpin.c:(.text+0x2ac): undefined reference to `dm_get_md'
>> sh4-linux-ld: loadpin.c:(.text+0x2b0): undefined reference to `dm_put'

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