[syzbot] Monthly bpf report (Oct 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, 2 new issues were detected and 3 were fixed.
In total, 23 issues are still open and 309 have already been fixed.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 3880 Yes WARNING in reg_bounds_sanity_check (2)
https://syzkaller.appspot.com/bug?extid=c950cc277150935cc0b5
<2> 984 Yes WARNING in trace_suspend_resume
https://syzkaller.appspot.com/bug?extid=99d4fec338b62b703891
<3> 94 No INFO: task hung in dev_map_free (3)
https://syzkaller.appspot.com/bug?extid=9bb2e1829da8582dcffa
<4> 45 Yes BUG: sleeping function called from invalid context in sock_map_delete_elem
https://syzkaller.appspot.com/bug?extid=1f1fbecb9413cdbfbef8
<5> 36 Yes general protection fault in __pcpu_freelist_pop
https://syzkaller.appspot.com/bug?extid=331f5bebb641724ff1f0
<6> 18 No KCSAN: data-race in __htab_map_lookup_elem / bpf_lru_pop_free
https://syzkaller.appspot.com/bug?extid=ad4661d6ca888ce7fe11
<7> 4 No WARNING in sock_hash_delete_elem (2)
https://syzkaller.appspot.com/bug?extid=ca62aaf39105978cd946
<8> 2 No possible deadlock in xdp_umem_pin_pages
https://syzkaller.appspot.com/bug?extid=1b607ee7794bdba65be7

---
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 syzk...@googlegroups.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.