linux-kernel - Re: [PATCH] mm: perform all memfd seal checks in a single place

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Message-ID: <df83fdac-3d3a-44bd-9af7-e4cc61686ce0@lucifer.local>
Date: Mon, 9 Dec 2024 10:11:22 +0000
From: Lorenzo Stoakes <lorenzo.stoakes@...cle.com>
To: kernel test robot <lkp@...el.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>, llvm@...ts.linux.dev,
        oe-kbuild-all@...ts.linux.dev,
        Linux Memory Management List <linux-mm@...ck.org>,
        "Liam R . Howlett" <Liam.Howlett@...cle.com>,
        Muchun Song <muchun.song@...ux.dev>, Vlastimil Babka <vbabka@...e.cz>,
        Jann Horn <jannh@...gle.com>, Hugh Dickins <hughd@...gle.com>,
        linux-kernel@...r.kernel.org,
        Isaac Manjarres <isaacmanjarres@...gle.com>,
        Kalesh Singh <kaleshsingh@...gle.com>
Subject: Re: [PATCH] mm: perform all memfd seal checks in a single place

On Mon, Dec 09, 2024 at 11:59:22AM +0800, kernel test robot wrote:
> Hi Lorenzo,
>
> kernel test robot noticed the following build errors:

Thanks for the report, I did a silly typo for which I'll send a fix-patch.

>
> [auto build test ERROR on akpm-mm/mm-everything]
>
> url:    https://github.com/intel-lab-lkp/linux/commits/Lorenzo-Stoakes/mm-perform-all-memfd-seal-checks-in-a-single-place/20241207-053020
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
> patch link:    https://lore.kernel.org/r/20241206212846.210835-1-lorenzo.stoakes%40oracle.com
> patch subject: [PATCH] mm: perform all memfd seal checks in a single place
> config: x86_64-allnoconfig (https://download.01.org/0day-ci/archive/20241207/202412070908.wNlwD8Sk-lkp@intel.com/config)
> compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241207/202412070908.wNlwD8Sk-lkp@intel.com/reproduce)
>
> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <lkp@...el.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202412070908.wNlwD8Sk-lkp@intel.com/
>
> All errors (new ones prefixed by >>):
>
> >> ld.lld: error: duplicate symbol: memfd_check_seals_mmap
>    >>> defined at gup.c
>    >>>            mm/gup.o:(memfd_check_seals_mmap) in archive vmlinux.a
>    >>> defined at mmap.c
>    >>>            mm/mmap.o:(.text+0x0) in archive vmlinux.a
> --
> >> ld.lld: error: duplicate symbol: memfd_check_seals_mmap
>    >>> defined at gup.c
>    >>>            mm/gup.o:(memfd_check_seals_mmap) in archive vmlinux.a
>    >>> defined at secretmem.c
>    >>>            mm/secretmem.o:(.text+0x0) in archive vmlinux.a
> --
> >> ld.lld: error: duplicate symbol: memfd_check_seals_mmap
>    >>> defined at gup.c
>    >>>            mm/gup.o:(memfd_check_seals_mmap) in archive vmlinux.a
>    >>> defined at fcntl.c
>    >>>            fs/fcntl.o:(.text+0x0) in archive vmlinux.a
>
> --
> 0-DAY CI Kernel Test Service
> https://github.com/intel/lkp-tests/wiki