[syzbot-moderation] Monthly bpf report (Sep 2025)

[syzbot]

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, 21 issues are still open and 305 have already been fixed.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 72 No INFO: task hung in dev_map_free (3)
https://syzkaller.appspot.com/bug?extid=9bb2e1829da8582dcffa
<2> 60 No WARNING: ODEBUG bug in handle_softirqs
https://syzkaller.appspot.com/bug?extid=60db000b8468baeddbb1
<3> 26 Yes general protection fault in __pcpu_freelist_pop
https://syzkaller.appspot.com/bug?extid=331f5bebb641724ff1f0
<4> 13 No KCSAN: data-race in __htab_map_lookup_elem / bpf_lru_pop_free
https://syzkaller.appspot.com/bug?extid=ad4661d6ca888ce7fe11
<5> 10 Yes BUG: sleeping function called from invalid context in sock_map_delete_elem
https://syzkaller.appspot.com/bug?extid=1f1fbecb9413cdbfbef8

The report will be sent to: [b...@vger.kernel.org and...@kernel.org a...@kernel.org dan...@iogearbox.net linux-...@vger.kernel.org].

---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
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[Aleksandr Nogikh]

#syz upstream

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