CC: [email protected]
CC: Linux Memory Management List <[email protected]>
TO: Srujana Challa <[email protected]>
CC: Herbert Xu <[email protected]>
CC: Shijith Thotton <[email protected]>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git 
master
head:   bcd5ddb85fad453da26afd5b3fca8ad931b5253d
commit: d9d7749773e8895aaedc11f1d2885a9eee5c73ac [6035/6644] crypto: octeontx2 
- add apis for custom engine groups
:::::: branch date: 10 hours ago
:::::: commit date: 3 days ago
config: alpha-allmodconfig 
(https://download.01.org/0day-ci/archive/20211214/[email protected]/config)
compiler: alpha-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://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=d9d7749773e8895aaedc11f1d2885a9eee5c73ac
        git remote add linux-next 
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout d9d7749773e8895aaedc11f1d2885a9eee5c73ac
        # 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=alpha 
SHELL=/bin/bash drivers/crypto/marvell/octeontx2/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <[email protected]>


sparse warnings: (new ones prefixed by >>)
>> drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c:1807:41: sparse: sparse: 
>> invalid access past the end of 'mask' (16 16)

vim +/mask +1807 drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c

d9d7749773e889 Srujana Challa 2021-12-01  1757  
d9d7749773e889 Srujana Challa 2021-12-01  1758  void 
otx2_cpt_print_uc_dbg_info(struct otx2_cptpf_dev *cptpf)
d9d7749773e889 Srujana Challa 2021-12-01  1759  {
d9d7749773e889 Srujana Challa 2021-12-01  1760          struct 
otx2_cpt_eng_grps *eng_grps = &cptpf->eng_grps;
d9d7749773e889 Srujana Challa 2021-12-01  1761          struct 
otx2_cpt_eng_grp_info *mirrored_grp;
d9d7749773e889 Srujana Challa 2021-12-01  1762          char engs_info[2 * 
OTX2_CPT_NAME_LENGTH];
d9d7749773e889 Srujana Challa 2021-12-01  1763          struct 
otx2_cpt_eng_grp_info *grp;
d9d7749773e889 Srujana Challa 2021-12-01  1764          struct 
otx2_cpt_engs_rsvd *engs;
d9d7749773e889 Srujana Challa 2021-12-01  1765          u32 mask[4];
d9d7749773e889 Srujana Challa 2021-12-01  1766          int i, j;
d9d7749773e889 Srujana Challa 2021-12-01  1767  
d9d7749773e889 Srujana Challa 2021-12-01  1768          pr_debug("Engine groups 
global info");
d9d7749773e889 Srujana Challa 2021-12-01  1769          pr_debug("max SE %d, 
max IE %d, max AE %d", eng_grps->avail.max_se_cnt,
d9d7749773e889 Srujana Challa 2021-12-01  1770                   
eng_grps->avail.max_ie_cnt, eng_grps->avail.max_ae_cnt);
d9d7749773e889 Srujana Challa 2021-12-01  1771          pr_debug("free SE %d", 
eng_grps->avail.se_cnt);
d9d7749773e889 Srujana Challa 2021-12-01  1772          pr_debug("free IE %d", 
eng_grps->avail.ie_cnt);
d9d7749773e889 Srujana Challa 2021-12-01  1773          pr_debug("free AE %d", 
eng_grps->avail.ae_cnt);
d9d7749773e889 Srujana Challa 2021-12-01  1774  
d9d7749773e889 Srujana Challa 2021-12-01  1775          for (i = 0; i < 
OTX2_CPT_MAX_ENGINE_GROUPS; i++) {
d9d7749773e889 Srujana Challa 2021-12-01  1776                  grp = 
&eng_grps->grp[i];
d9d7749773e889 Srujana Challa 2021-12-01  1777                  
pr_debug("engine_group%d, state %s", i,
d9d7749773e889 Srujana Challa 2021-12-01  1778                           
grp->is_enabled ? "enabled" : "disabled");
d9d7749773e889 Srujana Challa 2021-12-01  1779                  if 
(grp->is_enabled) {
d9d7749773e889 Srujana Challa 2021-12-01  1780                          
mirrored_grp = &eng_grps->grp[grp->mirror.idx];
d9d7749773e889 Srujana Challa 2021-12-01  1781                          
pr_debug("Ucode0 filename %s, version %s",
d9d7749773e889 Srujana Challa 2021-12-01  1782                                  
 grp->mirror.is_ena ?
d9d7749773e889 Srujana Challa 2021-12-01  1783                                  
         mirrored_grp->ucode[0].filename :
d9d7749773e889 Srujana Challa 2021-12-01  1784                                  
         grp->ucode[0].filename,
d9d7749773e889 Srujana Challa 2021-12-01  1785                                  
 grp->mirror.is_ena ?
d9d7749773e889 Srujana Challa 2021-12-01  1786                                  
         mirrored_grp->ucode[0].ver_str :
d9d7749773e889 Srujana Challa 2021-12-01  1787                                  
         grp->ucode[0].ver_str);
d9d7749773e889 Srujana Challa 2021-12-01  1788                          if 
(is_2nd_ucode_used(grp))
d9d7749773e889 Srujana Challa 2021-12-01  1789                                  
pr_debug("Ucode1 filename %s, version %s",
d9d7749773e889 Srujana Challa 2021-12-01  1790                                  
         grp->ucode[1].filename,
d9d7749773e889 Srujana Challa 2021-12-01  1791                                  
         grp->ucode[1].ver_str);
d9d7749773e889 Srujana Challa 2021-12-01  1792                  }
d9d7749773e889 Srujana Challa 2021-12-01  1793  
d9d7749773e889 Srujana Challa 2021-12-01  1794                  for (j = 0; j < 
OTX2_CPT_MAX_ETYPES_PER_GRP; j++) {
d9d7749773e889 Srujana Challa 2021-12-01  1795                          engs = 
&grp->engs[j];
d9d7749773e889 Srujana Challa 2021-12-01  1796                          if 
(engs->type) {
d9d7749773e889 Srujana Challa 2021-12-01  1797                                  
get_engs_info(grp, engs_info,
d9d7749773e889 Srujana Challa 2021-12-01  1798                                  
              2 * OTX2_CPT_NAME_LENGTH, j);
d9d7749773e889 Srujana Challa 2021-12-01  1799                                  
pr_debug("Slot%d: %s", j, engs_info);
d9d7749773e889 Srujana Challa 2021-12-01  1800                                  
bitmap_to_arr32(mask, engs->bmap,
d9d7749773e889 Srujana Challa 2021-12-01  1801                                  
                eng_grps->engs_num);
d9d7749773e889 Srujana Challa 2021-12-01  1802                                  
if (is_dev_otx2(cptpf->pdev))
d9d7749773e889 Srujana Challa 2021-12-01  1803                                  
        pr_debug("Mask: %8.8x %8.8x %8.8x %8.8x",
d9d7749773e889 Srujana Challa 2021-12-01  1804                                  
                 mask[3], mask[2], mask[1],
d9d7749773e889 Srujana Challa 2021-12-01  1805                                  
                 mask[0]);
d9d7749773e889 Srujana Challa 2021-12-01  1806                                  
else
d9d7749773e889 Srujana Challa 2021-12-01 @1807                                  
        pr_debug("Mask: %8.8x %8.8x %8.8x %8.8x %8.8x",

---
0-DAY CI Kernel Test Service, Intel Corporation
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