linux-kernel - Re: [PATCH v6 3/3] mm: add a field to store names for private anonymous memory

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Message-ID: <202009012203.akrpcxgx%lkp@intel.com>
Date:   Tue, 1 Sep 2020 22:48:03 +0800
From:   kernel test robot <lkp@...el.com>
To:     Sumit Semwal <sumit.semwal@...aro.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        linux-kernel@...r.kernel.org,
        Alexey Dobriyan <adobriyan@...il.com>,
        Jonathan Corbet <corbet@....net>
Cc:     kbuild-all@...ts.01.org,
        Linux Memory Management List <linux-mm@...ck.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        linux-media@...r.kernel.org, Kees Cook <keescook@...omium.org>,
        Michal Hocko <mhocko@...e.com>, Colin Cross <ccross@...gle.com>
Subject: Re: [PATCH v6 3/3] mm: add a field to store names for private
 anonymous memory

Hi Sumit,

I love your patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v5.9-rc3]
[cannot apply to hnaz-linux-mm/master linux/master next-20200828]
[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/0day-ci/linux/commits/Sumit-Semwal/Anonymous-VMA-naming-patches/20200901-172131
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git b51594df17d0ce80b9f9f35394a1f42d7ac94472
config: x86_64-randconfig-a005-20200901 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce (this is a W=1 build):
        # save the attached .config to linux build tree
        make W=1 ARCH=x86_64 

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 >>):

   ld: kernel/sys.o: in function `prctl_set_vma':
   kernel/sys.c:2294: undefined reference to `madvise_set_anon_name'
>> ld: kernel/sys.c:2294: undefined reference to `madvise_set_anon_name'

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

Download attachment ".config.gz" of type "application/gzip" (32878 bytes)