Hello xfs maintainers/developers, This is a 30-day syzbot report for the xfs subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/xfs During the period, 5 new issues were detected and 0 were fixed. In total, 23 issues are still open and 15 have been fixed so far. Some of the still happening issues: Crashes Repro Title 327 Yes INFO: task hung in xlog_grant_head_check https://syzkaller.appspot.com/bug?extid=568245b88fbaedcb1959 85 Yes KASAN: stack-out-of-bounds Read in xfs_buf_lock https://syzkaller.appspot.com/bug?extid=0bc698a422b5e4ac988c 81 Yes WARNING in xfs_qm_dqget_cache_insert https://syzkaller.appspot.com/bug?extid=6ae213503fb12e87934f 47 Yes WARNING in xfs_bmapi_convert_delalloc https://syzkaller.appspot.com/bug?extid=53b443b5c64221ee8bad 44 Yes INFO: task hung in xfs_buf_item_unpin https://syzkaller.appspot.com/bug?extid=3f083e9e08b726fcfba2 13 Yes general protection fault in __xfs_free_extent https://syzkaller.appspot.com/bug?extid=bfbc1eecdfb9b10e5792 5 Yes KASAN: use-after-free Read in xfs_btree_lookup_get_block https://syzkaller.appspot.com/bug?extid=7e9494b8b399902e994e --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxx.