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Date:   Tue, 9 May 2023 12:01:15 +0800
From:   kernel test robot <lkp@intel.com>
To:     liuwf <liuwf@mailbox.org>, linux-kernel@vger.kernel.org
Cc:     oe-kbuild-all@lists.linux.dev
Subject: Re: library: btree_blue - a simple btree with rapid linear traversal
Message-ID: <202305091154.Pq60ESIw-lkp@intel.com>
References: <37586fd4e76b597aea4dad3f06bb7eb648425fa0.camel@mailbox.org>
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In-Reply-To: <37586fd4e76b597aea4dad3f06bb7eb648425fa0.camel@mailbox.org>
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Hi liuwf,

kernel test robot noticed the following build errors:

[auto build test ERROR on fbe1871b562af6e9cffcf622247e821d1dd16c64]

url:    https://github.com/intel-lab-lkp/linux/commits/liuwf/library-btree_blue-a-simple-btree-with-rapid-linear-traversal/20230509-095127
base:   fbe1871b562af6e9cffcf622247e821d1dd16c64
patch link:    https://lore.kernel.org/r/37586fd4e76b597aea4dad3f06bb7eb648425fa0.camel%40mailbox.org
patch subject: library: btree_blue - a simple btree with rapid linear traversal
config: um-i386_defconfig (https://download.01.org/0day-ci/archive/20230509/202305091154.Pq60ESIw-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-12) 11.3.0
reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/fba954cf20fd4764f0e6090d1164251873b7569c
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review liuwf/library-btree_blue-a-simple-btree-with-rapid-linear-traversal/20230509-095127
        git checkout fba954cf20fd4764f0e6090d1164251873b7569c
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=um SUBARCH=i386 olddefconfig
        make W=1 O=build_dir ARCH=um SUBARCH=i386 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202305091154.Pq60ESIw-lkp@intel.com/

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

>> ERROR: modpost: "btree_init" [lib/btree_blue_test.ko] undefined!
>> ERROR: modpost: "btree_geo64" [lib/btree_blue_test.ko] undefined!
>> ERROR: modpost: "btree_insert" [lib/btree_blue_test.ko] undefined!
>> ERROR: modpost: "btree_lookup" [lib/btree_blue_test.ko] undefined!
>> ERROR: modpost: "btree_remove" [lib/btree_blue_test.ko] undefined!
>> ERROR: modpost: "btree_last" [lib/btree_blue_test.ko] undefined!
>> ERROR: modpost: "btree_get_prev" [lib/btree_blue_test.ko] undefined!
>> ERROR: modpost: "btree_destroy" [lib/btree_blue_test.ko] undefined!

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests