linux-kernel - Re: [PATCH] capabilities: audit capability use

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Message-ID: <201607040047.vw38K6Gy%fengguang.wu@intel.com>
Date:	Mon, 4 Jul 2016 00:13:02 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Topi Miettinen <toiwoton@...il.com>
Cc:	kbuild-all@...org, "Serge E. Hallyn" <serge@...lyn.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Tejun Heo <tj@...nel.org>, lkml <linux-kernel@...r.kernel.org>,
	luto@...nel.org, Kees Cook <keescook@...omium.org>,
	Jonathan Corbet <corbet@....net>,
	Li Zefan <lizefan@...wei.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Serge Hallyn <serge.hallyn@...onical.com>,
	James Morris <james.l.morris@...cle.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	David Howells <dhowells@...hat.com>,
	David Woodhouse <David.Woodhouse@...el.com>,
	Ard Biesheuvel <ard.biesheuvel@...aro.org>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Petr Mladek <pmladek@...e.com>,
	"open list:DOCUMENTATION" <linux-doc@...r.kernel.org>,
	"open list:CONTROL GROUP (CGROUP)" <cgroups@...r.kernel.org>,
	"open list:CAPABILITIES" <linux-security-module@...r.kernel.org>
Subject: Re: [PATCH] capabilities: audit capability use

Hi,

[auto build test ERROR on cgroup/for-next]
[also build test ERROR on v4.7-rc5]
[cannot apply to next-20160701]
[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/Topi-Miettinen/capabilities-audit-capability-use/20160703-231120
base:   https://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup.git for-next
config: microblaze-mmu_defconfig (attached as .config)
compiler: microblaze-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=microblaze 

All errors (new ones prefixed by >>):

>> kernel/audit.c:1713:6: error: redefinition of 'audit_log_cap_use'
    void audit_log_cap_use(int cap)
         ^
   In file included from kernel/audit.c:59:0:
   include/linux/audit.h:574:20: note: previous definition of 'audit_log_cap_use' was here
    static inline void audit_log_cap_use(int cap)
                       ^
   kernel/audit.c: In function 'audit_log_cap_use':
>> kernel/audit.c:1730:2: error: implicit declaration of function 'audit_cgroup_list' [-Werror=implicit-function-declaration]
     audit_cgroup_list(ab);
     ^
   cc1: some warnings being treated as errors

vim +/audit_log_cap_use +1713 kernel/audit.c

  1707	
  1708		if (log)
  1709			audit_log_format(ab, " cap_fe=%d cap_fver=%x",
  1710					 name->fcap.fE, name->fcap_ver);
  1711	}
  1712	
> 1713	void audit_log_cap_use(int cap)
  1714	{
  1715		struct audit_context *context = current->audit_context;
  1716		struct audit_buffer *ab;
  1717		kuid_t uid;
  1718		kgid_t gid;
  1719	
  1720		ab = audit_log_start(context, GFP_KERNEL, AUDIT_CAPABILITY);
  1721		audit_log_format(ab, "cap_used=%d", cap);
  1722		current_uid_gid(&uid, &gid);
  1723		audit_log_format(ab, " pid=%d auid=%u uid=%u gid=%u ses=%u",
  1724				 task_pid_nr(current),
  1725				 from_kuid(&init_user_ns, audit_get_loginuid(current)),
  1726				 from_kuid(&init_user_ns, uid),
  1727				 from_kgid(&init_user_ns, gid),
  1728				 audit_get_sessionid(current));
  1729		audit_log_format(ab, " cgroups=");
> 1730		audit_cgroup_list(ab);
  1731		audit_log_end(ab);
  1732	}
  1733	

---
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