linux-kernel - [syzbot] Monthly mm report (Oct 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: <68f0ae89.050a0220.91a22.03e2.GAE@google.com>
Date: Thu, 16 Oct 2025 01:36:25 -0700
From: syzbot <syzbot+list1a8ee4d1ea17f2fbcfa5@...kaller.appspotmail.com>
To: linux-kernel@...r.kernel.org, linux-mm@...ck.org, 
	syzkaller-bugs@...glegroups.com
Subject: [syzbot] Monthly mm report (Oct 2025)

Hello mm maintainers/developers,

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

During the period, 7 new issues were detected and 5 were fixed.
In total, 117 issues are still open and 349 have already been fixed.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  7428    Yes   WARNING in ext4_dirty_folio
                   https://syzkaller.appspot.com/bug?extid=ecab51a4a5b9f26eeaa1
<2>  5678    Yes   WARNING in v9fs_fid_get_acl
                   https://syzkaller.appspot.com/bug?extid=a83dc51a78f0f4cf20da
<3>  2930    Yes   possible deadlock in filemap_fault
                   https://syzkaller.appspot.com/bug?extid=7736960b837908f3a81d
<4>  761     Yes   kernel BUG in __filemap_add_folio
                   https://syzkaller.appspot.com/bug?extid=4d3cc33ef7a77041efa6
<5>  589     Yes   INFO: rcu detected stall in addrconf_rs_timer (6)
                   https://syzkaller.appspot.com/bug?extid=fecf8bd19c1f78edb255
<6>  582     Yes   INFO: task hung in _vm_unmap_aliases (3)
                   https://syzkaller.appspot.com/bug?extid=fe8f8efd070d727de971
<7>  485     Yes   kernel BUG in filemap_unaccount_folio
                   https://syzkaller.appspot.com/bug?extid=17a207d226b8a5fb0fd9
<8>  469     Yes   INFO: rcu detected stall in sys_newfstatat (4)
                   https://syzkaller.appspot.com/bug?extid=1c02a56102605204445c
<9>  457     Yes   INFO: rcu detected stall in sys_openat (3)
                   https://syzkaller.appspot.com/bug?extid=23d96fb466ad56cbb5e5
<10> 390     Yes   INFO: rcu detected stall in x64_sys_call
                   https://syzkaller.appspot.com/bug?extid=65203730e781d98f23a0

---
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.