[syzbot] Monthly reiserfs report (Jul 2023)

[syzbot] Monthly reiserfs report (Jul 2023)

[syzbot]

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, 4 new issues were detected and 0 were fixed.
In total, 88 issues are still open and 18 have been fixed so far.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  13786   Yes   KASAN: null-ptr-deref Read in do_journal_end (2)
                   https://syzkaller.appspot.com/bug?extid=845cd8e5c47f2a125683
<2>  4069    Yes   possible deadlock in open_xa_dir
                   https://syzkaller.appspot.com/bug?extid=8fb64a61fdd96b50f3b8
<3>  2537    No    UBSAN: array-index-out-of-bounds in direntry_create_vi
                   https://syzkaller.appspot.com/bug?extid=e5bb9eb00a5a5ed2a9a2
<4>  1672    No    KASAN: slab-out-of-bounds Read in search_by_key (2)
                   https://syzkaller.appspot.com/bug?extid=b3b14fb9f8a14c5d0267
<5>  1416    Yes   kernel BUG at fs/reiserfs/journal.c:LINE!
                   https://syzkaller.appspot.com/bug?extid=6820505ae5978f4f8f2f
<6>  1210    Yes   WARNING in reiserfs_lookup
                   https://syzkaller.appspot.com/bug?extid=392ac209604cc18792e5
<7>  967     Yes   possible deadlock in mnt_want_write_file
                   https://syzkaller.appspot.com/bug?extid=1047e42179f502f2b0a2
<8>  294     Yes   possible deadlock in reiserfs_ioctl
                   https://syzkaller.appspot.com/bug?extid=79c303ad05f4041e0dad
<9>  242     Yes   KASAN: out-of-bounds Read in leaf_paste_entries (2)
                   https://syzkaller.appspot.com/bug?extid=38b79774b6c990637f95
<10> 202     Yes   KASAN: use-after-free Read in leaf_paste_in_buffer
                   https://syzkaller.appspot.com/bug?extid=55b82aea13452e3d128f

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