Hello exfat maintainers/developers, This is a 31-day syzbot report for the exfat subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/exfat During the period, 1 new issues were detected and 0 were fixed. In total, 7 issues are still open and 12 have been fixed so far. Some of the still happening issues: Ref Crashes Repro Title <1> 225 No INFO: task hung in path_openat (7) https://syzkaller.appspot.com/bug?extid=950a0cdaa2fdd14f5bdc <2> 150 No INFO: task hung in exfat_sync_fs https://syzkaller.appspot.com/bug?extid=205c2644abdff9d3f9fc <3> 119 Yes WARNING in drop_nlink (2) https://syzkaller.appspot.com/bug?extid=651ca866e5e2b4b5095b <4> 38 Yes INFO: task hung in exfat_write_inode https://syzkaller.appspot.com/bug?extid=2f73ed585f115e98aee8 <5> 1 No UBSAN: shift-out-of-bounds in exfat_fill_super (2) https://syzkaller.appspot.com/bug?extid=d33808a177641a02213e --- 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. To disable reminders for individual bugs, reply with the following command: #syz set <Ref> no-reminders To change bug's subsystems, reply with: #syz set <Ref> subsystems: new-subsystem You may send multiple commands in a single email message.