linux-kernel - [syzbot] Monthly gfs2 report (Jun 2025)

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <684c18be.a00a0220.279073.000c.GAE@google.com>
Date: Fri, 13 Jun 2025 05:25:34 -0700
From: syzbot <syzbot+list34ab25ce4f800e605e47@...kaller.appspotmail.com>
To: gfs2@...ts.linux.dev, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: [syzbot] Monthly gfs2 report (Jun 2025)

Hello gfs2 maintainers/developers,

This is a 31-day syzbot report for the gfs2 subsystem.
All related reports/information can be found at:
https://syzkaller.appspot.com/upstream/s/gfs2

During the period, 4 new issues were detected and 1 were fixed.
In total, 18 issues are still open and 37 have already been fixed.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  2244    Yes   kernel BUG in gfs2_withdraw
                   https://syzkaller.appspot.com/bug?extid=ed42f17ebcb58526788c
<2>  1385    Yes   kernel BUG in gfs2_glock_nq (2)
                   https://syzkaller.appspot.com/bug?extid=70f4e455dee59ab40c80
<3>  235     Yes   INFO: task hung in __gfs2_lookup
                   https://syzkaller.appspot.com/bug?extid=8a86bdd8c524e46ff97a
<4>  30      Yes   WARNING in gfs2_ri_update (2)
                   https://syzkaller.appspot.com/bug?extid=7567dc5c8aa8f68bde74
<5>  29      Yes   INFO: task hung in gfs2_glock_nq
                   https://syzkaller.appspot.com/bug?extid=dbb72d38131e90dc1f66
<6>  18      No    WARNING in gfs2_put_super
                   https://syzkaller.appspot.com/bug?extid=56182be23469e01affbc
<7>  8       Yes   kernel BUG in qd_put (3)
                   https://syzkaller.appspot.com/bug?extid=0423714c06c369318794
<8>  6       Yes   stack segment fault in gfs2_glock_dq
                   https://syzkaller.appspot.com/bug?extid=e0dbe53de58ffe4a5f31
<9>  5       No    kernel BUG in do_qc
                   https://syzkaller.appspot.com/bug?extid=bad65435361712796381
<10> 3       No    KASAN: slab-use-after-free Write in gfs2_qd_dealloc (3)
                   https://syzkaller.appspot.com/bug?extid=42a37bf8045847d8f9d2

---
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.

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.