Hi Luis,

On Thu, Dec 09, 2021 at 02:47:26PM -0800, Luis Chamberlain wrote:
> On Thu, Dec 09, 2021 at 10:03:24PM +0800, kernel test robot wrote:
> > 
> > 
> > Greeting,
> > 
> > FYI, we noticed the following commit (built with gcc-9):
> > 
> > commit: 0874c1fba8287710354dfc35b2acf23ce3fec018 ("sysctl: add and use base directory declarer and registration helper")
> > https://github.com/hying-caritas/linux.git mmotm-2021-11-29
> 
> There were some issues with early incarnations of the patch series.
> Can you try today's linux-next and try to reproduce?

We tested linux-next, no such issue on next-20211222 and 5ca6bbf990 
("sysctl-add-and-use-base-directory-declarer-and-registration-helper-fix"), thanks.

=========================================================================================
compiler/group/kconfig/rootfs/runtime/tbox_group/testcase:
  gcc-9/group-01/x86_64-kexec/aliyun-x86_64-20190626.cgz/300s/vm-snb/trinity

commit: 
  0874c1fba8 ("sysctl: add and use base directory declarer and registration helper")
  14705b9e97 ("sysctl: add and use base directory declarer and registration helper") linux-next/master
  5ca6bbf990 ("sysctl-add-and-use-base-directory-declarer-and-registration-helper-fix")
  next-20211222

0874c1fba8287710 14705b9e970cf24040c81889607 5ca6bbf9906273e40a824486253               next-20211222 
---------------- --------------------------- --------------------------- --------------------------- 
       fail:runs  %reproduction    fail:runs  %reproduction    fail:runs  %reproduction    fail:runs
           |             |             |             |             |             |             |    
          6:6            0%           6:6         -100%            :6         -100%            :6     dmesg.sysctl_duplicate_entry

> 
>   Luis
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