tree: https://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity.git next-integrity-testing head: d721c15fd519c08819fbc6de39b713e2ed1d9894 commit: 7dcfeacc5a9d0c130160b86de23279793a8732c8 [4/9] ima: Define new template fields iuid and igid config: nios2-randconfig-s031-20210604 (attached as .config) compiler: nios2-linux-gcc (GCC) 9.3.0 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: v0.6.3-341-g8af24329-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity.git/commit/?id=7dcfeacc5a9d0c130160b86de23279793a8732c8 git remote add integrity https://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity.git git fetch --no-tags integrity next-integrity-testing git checkout 7dcfeacc5a9d0c130160b86de23279793a8732c8 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=nios2 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> sparse warnings: (new ones prefixed by >>) security/integrity/ima/ima_template_lib.c:100:44: sparse: sparse: cast to restricted __le16 security/integrity/ima/ima_template_lib.c:107:44: sparse: sparse: cast to restricted __le32 security/integrity/ima/ima_template_lib.c:114:44: sparse: sparse: cast to restricted __le64 security/integrity/ima/ima_template_lib.c:135:60: sparse: sparse: restricted __le32 degrades to integer security/integrity/ima/ima_template_lib.c:230:49: sparse: sparse: cast to restricted __le32 >> security/integrity/ima/ima_template_lib.c:571:28: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [assigned] id @@ got restricted __le16 [usertype] @@ security/integrity/ima/ima_template_lib.c:571:28: sparse: expected unsigned int [assigned] id security/integrity/ima/ima_template_lib.c:571:28: sparse: got restricted __le16 [usertype] >> security/integrity/ima/ima_template_lib.c:573:28: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [assigned] id @@ got restricted __le32 [usertype] @@ security/integrity/ima/ima_template_lib.c:573:28: sparse: expected unsigned int [assigned] id security/integrity/ima/ima_template_lib.c:573:28: sparse: got restricted __le32 [usertype] vim +571 security/integrity/ima/ima_template_lib.c 554 555 static int ima_eventinodedac_init_common(struct ima_event_data *event_data, 556 struct ima_field_data *field_data, 557 bool get_uid) 558 { 559 unsigned int id; 560 561 if (!event_data->file) 562 return 0; 563 564 if (get_uid) 565 id = i_uid_read(file_inode(event_data->file)); 566 else 567 id = i_gid_read(file_inode(event_data->file)); 568 569 if (ima_canonical_fmt) { 570 if (sizeof(id) == sizeof(u16)) > 571 id = cpu_to_le16(id); 572 else > 573 id = cpu_to_le32(id); 574 } 575 576 return ima_write_template_field_data((void *)&id, sizeof(id), 577 DATA_FMT_UINT, field_data); 578 } 579 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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