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Date:   Sat, 12 Mar 2022 12:50:47 +0800
From:   kernel test robot <lkp@intel.com>
To:     Casey Schaufler <casey@schaufler-ca.com>,
        casey.schaufler@intel.com, jmorris@namei.org,
        linux-security-module@vger.kernel.org, selinux@vger.kernel.org
Cc:     kbuild-all@lists.01.org, casey@schaufler-ca.com,
        linux-audit@redhat.com, keescook@chromium.org,
        john.johansen@canonical.com, penguin-kernel@i-love.sakura.ne.jp,
        paul@paul-moore.com, stephen.smalley.work@gmail.com,
        linux-kernel@vger.kernel.org, linux-integrity@vger.kernel.org
Subject: Re: [PATCH v33 13/29] LSM: Use lsmblob in security_cred_getsecid
Message-ID: <202203121225.Ab2lmSD3-lkp@intel.com>
References: <20220310234632.16194-14-casey@schaufler-ca.com>
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In-Reply-To: <20220310234632.16194-14-casey@schaufler-ca.com>
User-Agent: Mutt/1.10.1 (2018-07-13)
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Hi Casey,

I love your patch! Perhaps something to improve:

[auto build test WARNING on pcmoore-audit/next]
[also build test WARNING on linus/master v5.17-rc7]
[cannot apply to pcmoore-selinux/next jmorris-security/next-testing next-20220310]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Casey-Schaufler/integrity-disassociate-ima_filter_rule-from-security_audit_rule/20220311-084644
base:   https://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/audit.git next
config: microblaze-randconfig-s031-20220310 (https://download.01.org/0day-ci/archive/20220312/202203121225.Ab2lmSD3-lkp@intel.com/config)
compiler: microblaze-linux-gcc (GCC) 11.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.4-dirty
        # https://github.com/0day-ci/linux/commit/77c3979bacdff1630a3c6211db065f2c79412621
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Casey-Schaufler/integrity-disassociate-ima_filter_rule-from-security_audit_rule/20220311-084644
        git checkout 77c3979bacdff1630a3c6211db065f2c79412621
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=microblaze SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)
>> kernel/audit.c:128:25: sparse: sparse: symbol 'audit_sig_lsm' was not declared. Should it be static?
   kernel/audit.c:2197:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected struct spinlock [usertype] *lock @@     got struct spinlock [noderef] __rcu * @@
   kernel/audit.c:2197:9: sparse:     expected struct spinlock [usertype] *lock
   kernel/audit.c:2197:9: sparse:     got struct spinlock [noderef] __rcu *
   kernel/audit.c:2200:40: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected struct spinlock [usertype] *lock @@     got struct spinlock [noderef] __rcu * @@
   kernel/audit.c:2200:40: sparse:     expected struct spinlock [usertype] *lock
   kernel/audit.c:2200:40: sparse:     got struct spinlock [noderef] __rcu *

vim +/audit_sig_lsm +128 kernel/audit.c

   124	
   125	/* The identity of the user shutting down the audit system. */
   126	static kuid_t		audit_sig_uid = INVALID_UID;
   127	static pid_t		audit_sig_pid = -1;
 > 128	struct lsmblob		audit_sig_lsm;
   129	

---
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