linux-kernel - Re: [PATCH] fs: don't let getdents return bogus names

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Date:   Tue, 17 Jul 2018 05:47:52 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Jann Horn <jannh@...gle.com>
Cc:     kbuild-all@...org, Richard Henderson <rth@...ddle.net>,
        Ivan Kokshaysky <ink@...assic.park.msu.ru>,
        Matt Turner <mattst88@...il.com>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        linux-fsdevel@...r.kernel.org, jannh@...gle.com,
        "Eric W. Biederman" <ebiederm@...ssion.com>,
        Theodore Ts'o <tytso@....edu>,
        Andreas Dilger <adilger.kernel@...ger.ca>,
        linux-alpha@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] fs: don't let getdents return bogus names

Hi Jann,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v4.18-rc5 next-20180716]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Jann-Horn/fs-don-t-let-getdents-return-bogus-names/20180717-040055
config: openrisc-or1ksim_defconfig (attached as .config)
compiler: or1k-linux-gcc (GCC) 6.0.0 20160327 (experimental)
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=openrisc 

All errors (new ones prefixed by >>):

   fs/readdir.o: In function `filldir':
>> readdir.c:(.text+0x234): undefined reference to `bogus_dirent_name'
   readdir.c:(.text+0x234): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `bogus_dirent_name'
   fs/readdir.o: In function `filldir64':
   readdir.c:(.text+0x3fc): undefined reference to `bogus_dirent_name'
   readdir.c:(.text+0x3fc): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `bogus_dirent_name'

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