Hi Darrick, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 42eb8fdac2fc5d62392dcfcf0253753e821a97b0 commit: 27c14b5daa82861220d6fa6e27b51f05f21ffaa7 xfs: ensure inobt record walks always make forward progress date: 1 year ago config: h8300-randconfig-r014-20210927 (attached as .config) compiler: h8300-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit... git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 27c14b5daa82861220d6fa6e27b51f05f21ffaa7 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=h8300 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): fs/xfs/xfs_iwalk.c: In function 'xfs_iwalk_run_callbacks': 355 | struct xfs_inobt_rec_incore *irec; | ^~~~ vim +/irec +355 fs/xfs/xfs_iwalk.c a211432c27ffa3 Darrick J. Wong 2019-07-02 336 a211432c27ffa3 Darrick J. Wong 2019-07-02 337 /* a211432c27ffa3 Darrick J. Wong 2019-07-02 338 * The inobt record cache is full, so preserve the inobt cursor state and a211432c27ffa3 Darrick J. Wong 2019-07-02 339 * run callbacks on the cached inobt records. When we're done, restore the a211432c27ffa3 Darrick J. Wong 2019-07-02 340 * cursor state to wherever the cursor would have been had the cache not been a211432c27ffa3 Darrick J. Wong 2019-07-02 341 * full (and therefore we could've just incremented the cursor) if *@has_more a211432c27ffa3 Darrick J. Wong 2019-07-02 342 * is true. On exit, *@has_more will indicate whether or not the caller should a211432c27ffa3 Darrick J. Wong 2019-07-02 343 * try for more inode records. a211432c27ffa3 Darrick J. Wong 2019-07-02 344 */ a211432c27ffa3 Darrick J. Wong 2019-07-02 345 STATIC int a211432c27ffa3 Darrick J. Wong 2019-07-02 346 xfs_iwalk_run_callbacks( a211432c27ffa3 Darrick J. Wong 2019-07-02 347 struct xfs_iwalk_ag *iwag, a211432c27ffa3 Darrick J. Wong 2019-07-02 348 xfs_agnumber_t agno, a211432c27ffa3 Darrick J. Wong 2019-07-02 349 struct xfs_btree_cur **curpp, a211432c27ffa3 Darrick J. Wong 2019-07-02 350 struct xfs_buf **agi_bpp, a211432c27ffa3 Darrick J. Wong 2019-07-02 351 int *has_more) a211432c27ffa3 Darrick J. Wong 2019-07-02 352 { a211432c27ffa3 Darrick J. Wong 2019-07-02 353 struct xfs_mount *mp = iwag->mp; a211432c27ffa3 Darrick J. Wong 2019-07-02 354 struct xfs_trans *tp = iwag->tp; a211432c27ffa3 Darrick J. Wong 2019-07-02 @355 struct xfs_inobt_rec_incore *irec; 27c14b5daa8286 Darrick J. Wong 2020-11-14 356 xfs_agino_t next_agino; a211432c27ffa3 Darrick J. Wong 2019-07-02 357 int error; a211432c27ffa3 Darrick J. Wong 2019-07-02 358 27c14b5daa8286 Darrick J. Wong 2020-11-14 359 next_agino = XFS_INO_TO_AGINO(mp, iwag->lastino) + 1; 27c14b5daa8286 Darrick J. Wong 2020-11-14 360 a211432c27ffa3 Darrick J. Wong 2019-07-02 361 ASSERT(iwag->nr_recs > 0); a211432c27ffa3 Darrick J. Wong 2019-07-02 362 a211432c27ffa3 Darrick J. Wong 2019-07-02 363 /* Delete cursor but remember the last record we cached... */ a211432c27ffa3 Darrick J. Wong 2019-07-02 364 xfs_iwalk_del_inobt(tp, curpp, agi_bpp, 0); a211432c27ffa3 Darrick J. Wong 2019-07-02 365 irec = &iwag->recs[iwag->nr_recs - 1]; 27c14b5daa8286 Darrick J. Wong 2020-11-14 366 ASSERT(next_agino == irec->ir_startino + XFS_INODES_PER_CHUNK); a211432c27ffa3 Darrick J. Wong 2019-07-02 367 a211432c27ffa3 Darrick J. Wong 2019-07-02 368 error = xfs_iwalk_ag_recs(iwag); a211432c27ffa3 Darrick J. Wong 2019-07-02 369 if (error) a211432c27ffa3 Darrick J. Wong 2019-07-02 370 return error; a211432c27ffa3 Darrick J. Wong 2019-07-02 371 a211432c27ffa3 Darrick J. Wong 2019-07-02 372 /* ...empty the cache... */ a211432c27ffa3 Darrick J. Wong 2019-07-02 373 iwag->nr_recs = 0; a211432c27ffa3 Darrick J. Wong 2019-07-02 374 a211432c27ffa3 Darrick J. Wong 2019-07-02 375 if (!has_more) a211432c27ffa3 Darrick J. Wong 2019-07-02 376 return 0; a211432c27ffa3 Darrick J. Wong 2019-07-02 377 a211432c27ffa3 Darrick J. Wong 2019-07-02 378 /* ...and recreate the cursor just past where we left off. */ a211432c27ffa3 Darrick J. Wong 2019-07-02 379 error = xfs_inobt_cur(mp, tp, agno, XFS_BTNUM_INO, curpp, agi_bpp); a211432c27ffa3 Darrick J. Wong 2019-07-02 380 if (error) a211432c27ffa3 Darrick J. Wong 2019-07-02 381 return error; a211432c27ffa3 Darrick J. Wong 2019-07-02 382 27c14b5daa8286 Darrick J. Wong 2020-11-14 383 return xfs_inobt_lookup(*curpp, next_agino, XFS_LOOKUP_GE, has_more); a211432c27ffa3 Darrick J. Wong 2019-07-02 384 } a211432c27ffa3 Darrick J. Wong 2019-07-02 385 :::::: The code at line 355 was first introduced by commit :::::: a211432c27ffa32d9978f6c18f5af0c3f8ad2ad1 xfs: create simplified inode walk function :::::: TO: Darrick J. Wong <darrick.wong(a)oracle.com&gt; :::::: CC: Darrick J. Wong <darrick.wong(a)oracle.com&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org