linux-kernel - Re: [PATCH v1] kernel/module: allocate module vmap space after making sure the module is unique

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Date:   Fri, 14 Oct 2022 12:58:24 +0800
From:   kernel test robot <lkp@...el.com>
To:     David Hildenbrand <david@...hat.com>, linux-kernel@...r.kernel.org
Cc:     kbuild-all@...ts.01.org, linux-mm@...ck.org,
        linux-modules@...r.kernel.org, kasan-dev@...glegroups.com,
        David Hildenbrand <david@...hat.com>,
        Lin Liu <linl@...hat.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Luis Chamberlain <mcgrof@...nel.org>,
        Uladzislau Rezki <urezki@...il.com>,
        Alexander Potapenko <glider@...gle.com>,
        Andrey Konovalov <andreyknvl@...il.com>,
        Andrey Ryabinin <ryabinin.a.a@...il.com>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        Vincenzo Frascino <vincenzo.frascino@....com>
Subject: Re: [PATCH v1] kernel/module: allocate module vmap space after
 making sure the module is unique

Hi David,

I love your patch! Perhaps something to improve:

[auto build test WARNING on mcgrof/modules-next]
[also build test WARNING on linus/master v6.0 next-20221014]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/David-Hildenbrand/kernel-module-allocate-module-vmap-space-after-making-sure-the-module-is-unique/20221014-020756
base:   https://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux.git modules-next
config: x86_64-randconfig-s022
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.4-39-gce1a6720-dirty
        # https://github.com/intel-lab-lkp/linux/commit/8b7bfecba8ad77c19c0c857314df6f8e675f6f61
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review David-Hildenbrand/kernel-module-allocate-module-vmap-space-after-making-sure-the-module-is-unique/20221014-020756
        git checkout 8b7bfecba8ad77c19c0c857314df6f8e675f6f61
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash kernel/module/

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

sparse warnings: (new ones prefixed by >>)
>> kernel/module/main.c:80:1: sparse: sparse: symbol 'pending_load_infos' was not declared. Should it be static?

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

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