linux-kernel - Re: [PATCH 1/2] exec: don't wait for zombie threads with cred_guard

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Message-ID: <201702140051.SLx1Dusy%fengguang.wu@intel.com>
Date:   Tue, 14 Feb 2017 00:12:48 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Oleg Nesterov <oleg@...hat.com>
Cc:     kbuild-all@...org, Andrew Morton <akpm@...ux-foundation.org>,
        Aleksa Sarai <asarai@...e.com>,
        Andy Lutomirski <luto@...capital.net>,
        Attila Fazekas <afazekas@...hat.com>,
        "Eric W. Biederman" <ebiederm@...ssion.com>,
        Jann Horn <jann@...jh.net>, Kees Cook <keescook@...omium.org>,
        Michal Hocko <mhocko@...nel.org>,
        Ulrich Obergfell <uobergfe@...hat.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] exec: don't wait for zombie threads with
 cred_guard_mutex held

Hi Oleg,

[auto build test ERROR on linus/master]
[also build test ERROR on v4.10-rc8 next-20170213]
[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/Oleg-Nesterov/fix-the-traced-mt-exec-deadlock/20170213-221943
config: m68k-sun3_defconfig (attached as .config)
compiler: m68k-linux-gcc (GCC) 4.9.0
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=m68k 

All errors (new ones prefixed by >>):

>> ERROR: "de_thread" [fs/binfmt_aout.ko] undefined!

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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