linux-kernel - [syzbot] Monthly bpf report (Dec 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: <6933f649.a70a0220.38f243.001e.GAE@google.com>
Date: Sat, 06 Dec 2025 01:24:25 -0800
From: syzbot <syzbot+list193c795d14bdc89edfa8@...kaller.appspotmail.com>
To: andrii@...nel.org, ast@...nel.org, bpf@...r.kernel.org, 
	daniel@...earbox.net, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: [syzbot] Monthly bpf report (Dec 2025)

Hello bpf maintainers/developers,

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

During the period, 4 new issues were detected and 2 were fixed.
In total, 20 issues are still open and 315 have already been fixed.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 11073   Yes   WARNING in reg_bounds_sanity_check (2)
                  https://syzkaller.appspot.com/bug?extid=c950cc277150935cc0b5
<2> 1597    Yes   WARNING in trace_suspend_resume
                  https://syzkaller.appspot.com/bug?extid=99d4fec338b62b703891
<3> 24      No    KCSAN: data-race in __htab_map_lookup_elem / bpf_lru_pop_free
                  https://syzkaller.appspot.com/bug?extid=ad4661d6ca888ce7fe11
<4> 4       Yes   INFO: rcu detected stall in task_work_add
                  https://syzkaller.appspot.com/bug?extid=f2cf09711ff194bc2c22
<5> 3       Yes   KASAN: stack-out-of-bounds Write in __bpf_get_stack
                  https://syzkaller.appspot.com/bug?extid=d1b7fa1092def3628bd7
<6> 1       Yes   possible deadlock in bpf_lru_push_free (2)
                  https://syzkaller.appspot.com/bug?extid=18b26edb69b2e19f3b33

---
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.