[syzbot] Monthly ntfs report (May 2023)

[syzbot] Monthly ntfs report (May 2023)

[syzbot]

Hello ntfs maintainers/developers,

This is a 31-day syzbot report for the ntfs subsystem.
All related reports/information can be found at:
https://syzkaller.appspot.com/upstream/s/ntfs

During the period, 0 new issues were detected and 0 were fixed.
In total, 24 issues are still open and 7 have been fixed so far.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 1983    Yes   kernel BUG at fs/ntfs/aops.c:LINE!
                  https://syzkaller.appspot.com/bug?extid=6a5a7672f663cce8b156
<2> 1317    Yes   possible deadlock in ntfs_read_folio
                  https://syzkaller.appspot.com/bug?extid=8ef76b0b1f86c382ad37
<3> 763     Yes   kernel BUG in __ntfs_grab_cache_pages
                  https://syzkaller.appspot.com/bug?extid=01b3ade7c86f7dd584d7
<4> 281     No    KASAN: use-after-free Read in ntfs_test_inode
                  https://syzkaller.appspot.com/bug?extid=2751da923b5eb8307b0b
<5> 238     Yes   possible deadlock in map_mft_record
                  https://syzkaller.appspot.com/bug?extid=cb1fdea540b46f0ce394
<6> 134     No    possible deadlock in __ntfs_clear_inode
                  https://syzkaller.appspot.com/bug?extid=5ebb8d0e9b8c47867596
<7> 24      Yes   KASAN: slab-out-of-bounds Read in ntfs_readdir
                  https://syzkaller.appspot.com/bug?extid=d36761079ac1b585a6df
<8> 6       Yes   KASAN: use-after-free Read in ntfs_attr_find (2)
                  https://syzkaller.appspot.com/bug?extid=ef50f8eb00b54feb7ba2
<9> 4       Yes   KASAN: use-after-free Read in ntfs_lookup_inode_by_name
                  https://syzkaller.appspot.com/bug?extid=3625b78845a725e80f61

---
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@googlegroups.com.

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.