Re: [PATCH v36 13/33] LSM: Use lsmblob in security_cred_getsecid

Hi Casey, I love your patch! Perhaps something to improve: [auto build test WARNING on pcmoore-audit/next] [also build test WARNING on pcmoore-selinux/next linus/master v5.19-rc1 next-20220610] [cannot apply to jmorris-security/next-testing] [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/intel-lab-lkp/linux/commits/Casey-Schaufler/integrity-... base: https://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/audit.git next config: x86_64-randconfig-s021 (https://download.01.org/0day-ci/archive/20220613/202206130334.JHM4wNvh-lk...) compiler: gcc-11 (Debian 11.3.0-3) 11.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.4-30-g92122700-dirty # https://github.com/intel-lab-lkp/linux/commit/c8f05b8d441f9790d67351b44e4... git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Casey-Schaufler/integrity-disassociate-ima_filter_rule-from-security_audit_rule/20220610-080129 git checkout c8f05b8d441f9790d67351b44e4c7c55013048ca # save the config file mkdir build_dir && cp config build_dir/.config make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) kernel/audit.c:2221:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@ kernel/audit.c:2221:9: sparse: expected struct spinlock [usertype] *lock kernel/audit.c:2221:9: sparse: got struct spinlock [noderef] __rcu * kernel/audit.c:2224:40: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@ kernel/audit.c:2224:40: sparse: expected struct spinlock [usertype] *lock kernel/audit.c:2224:40: 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; 129 -- 0-DAY CI Kernel Test Service https://01.org/lkp