linux-kernel - [syzbot] Monthly reiserfs report (Apr 2023)

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Message-ID: <000000000000cc835005fa4f1dd6@google.com>
Date:   Thu, 27 Apr 2023 03:49:52 -0700
From:   syzbot <syzbot+list516ba74fcec3023779ae@...kaller.appspotmail.com>
To:     linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        reiserfs-devel@...r.kernel.org, syzkaller-bugs@...glegroups.com
Subject: [syzbot] Monthly reiserfs report (Apr 2023)

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, 3 new issues were detected and 0 were fixed.
In total, 72 issues are still open and 15 have been fixed so far.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  1439    Yes   kernel BUG in do_journal_begin_r
                   https://syzkaller.appspot.com/bug?extid=2da5e132dd0268a9c0e4
<2>  1235    No    KASAN: slab-out-of-bounds Read in search_by_key (2)
                   https://syzkaller.appspot.com/bug?extid=b3b14fb9f8a14c5d0267
<3>  1191    Yes   kernel BUG at fs/reiserfs/journal.c:LINE!
                   https://syzkaller.appspot.com/bug?extid=6820505ae5978f4f8f2f
<4>  1172    Yes   WARNING in reiserfs_lookup
                   https://syzkaller.appspot.com/bug?extid=392ac209604cc18792e5
<5>  439     Yes   possible deadlock in mnt_want_write_file
                   https://syzkaller.appspot.com/bug?extid=1047e42179f502f2b0a2
<6>  210     Yes   possible deadlock in reiserfs_ioctl
                   https://syzkaller.appspot.com/bug?extid=79c303ad05f4041e0dad
<7>  152     Yes   KASAN: out-of-bounds Read in leaf_paste_entries (2)
                   https://syzkaller.appspot.com/bug?extid=38b79774b6c990637f95
<8>  124     Yes   WARNING in reiserfs_readdir_inode
                   https://syzkaller.appspot.com/bug?extid=798ffe5fe3e88235db59
<9>  96      No    KASAN: slab-out-of-bounds Read in reiserfs_xattr_get
                   https://syzkaller.appspot.com/bug?extid=72ba979b6681c3369db4
<10> 88      Yes   WARNING in journal_end
                   https://syzkaller.appspot.com/bug?extid=d43f346675e449548021

---
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@...glegroups.com.

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