Hello reiserfs maintainers/developers, This is a 31-day syzbot report for the reiserfs subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/reiserfs During the period, 13 new issues were detected and 0 were fixed. In total, 84 issues are still open and 17 have been fixed so far. Some of the still happening issues: Ref Crashes Repro Title <1> 3597 Yes possible deadlock in open_xa_dir https://syzkaller.appspot.com/bug?extid=8fb64a61fdd96b50f3b8 <2> 2491 Yes KASAN: null-ptr-deref Read in do_journal_end (2) https://syzkaller.appspot.com/bug?extid=845cd8e5c47f2a125683 <3> 1474 Yes kernel BUG in do_journal_begin_r https://syzkaller.appspot.com/bug?extid=2da5e132dd0268a9c0e4 <4> 1394 Yes kernel BUG at fs/reiserfs/journal.c:LINE! https://syzkaller.appspot.com/bug?extid=6820505ae5978f4f8f2f <5> 1197 Yes WARNING in reiserfs_lookup https://syzkaller.appspot.com/bug?extid=392ac209604cc18792e5 <6> 912 No UBSAN: array-index-out-of-bounds in direntry_create_vi https://syzkaller.appspot.com/bug?extid=e5bb9eb00a5a5ed2a9a2 <7> 861 Yes possible deadlock in mnt_want_write_file https://syzkaller.appspot.com/bug?extid=1047e42179f502f2b0a2 <8> 291 Yes possible deadlock in reiserfs_ioctl https://syzkaller.appspot.com/bug?extid=79c303ad05f4041e0dad <9> 266 Yes WARNING in journal_end https://syzkaller.appspot.com/bug?extid=d43f346675e449548021 <10> 233 Yes KASAN: out-of-bounds Read in leaf_paste_entries (2) https://syzkaller.appspot.com/bug?extid=38b79774b6c990637f95 --- 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.