CC: [email protected]
BCC: [email protected]
TO: Dave Chinner <[email protected]>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/dgc/linux-xfs.git 
xfs-5.19-compose
head:   94f0889f7a0ffa0376c59381537cb14fdd0cc3c5
commit: 4ed55211bf917191d2aa857eef4f8b1062b15243 [45/86] xfs: Set up 
infrastructure for log attribute replay
:::::: branch date: 5 hours ago
:::::: commit date: 6 hours ago
config: i386-randconfig-c001 
(https://download.01.org/0day-ci/archive/20220411/[email protected]/config)
compiler: gcc-11 (Debian 11.2.0-19) 11.2.0

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


cocci warnings: (new ones prefixed by >>)
>> fs/xfs/xfs_attr_item.c:58:5-24: atomic_dec_and_test variation before object 
>> free at line 59.

vim +58 fs/xfs/xfs_attr_item.c

4ed55211bf9171 Allison Henderson 2022-04-11  45  
4ed55211bf9171 Allison Henderson 2022-04-11  46  /*
4ed55211bf9171 Allison Henderson 2022-04-11  47   * Freeing the attrip requires 
that we remove it from the AIL if it has already
4ed55211bf9171 Allison Henderson 2022-04-11  48   * been placed there. However, 
the ATTRI may not yet have been placed in the
4ed55211bf9171 Allison Henderson 2022-04-11  49   * AIL when called by 
xfs_attri_release() from ATTRD processing due to the
4ed55211bf9171 Allison Henderson 2022-04-11  50   * ordering of committed vs 
unpin operations in bulk insert operations. Hence
4ed55211bf9171 Allison Henderson 2022-04-11  51   * the reference count to 
ensure only the last caller frees the ATTRI.
4ed55211bf9171 Allison Henderson 2022-04-11  52   */
4ed55211bf9171 Allison Henderson 2022-04-11  53  STATIC void
4ed55211bf9171 Allison Henderson 2022-04-11  54  xfs_attri_release(
4ed55211bf9171 Allison Henderson 2022-04-11  55         struct 
xfs_attri_log_item       *attrip)
4ed55211bf9171 Allison Henderson 2022-04-11  56  {
4ed55211bf9171 Allison Henderson 2022-04-11  57         
ASSERT(atomic_read(&attrip->attri_refcount) > 0);
4ed55211bf9171 Allison Henderson 2022-04-11 @58         if 
(atomic_dec_and_test(&attrip->attri_refcount)) {
4ed55211bf9171 Allison Henderson 2022-04-11 @59                 
xfs_trans_ail_delete(&attrip->attri_item,
4ed55211bf9171 Allison Henderson 2022-04-11  60                                 
     SHUTDOWN_LOG_IO_ERROR);
4ed55211bf9171 Allison Henderson 2022-04-11  61                 
xfs_attri_item_free(attrip);
4ed55211bf9171 Allison Henderson 2022-04-11  62         }
4ed55211bf9171 Allison Henderson 2022-04-11  63  }
4ed55211bf9171 Allison Henderson 2022-04-11  64  

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp
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