[syzbot] Monthly bpf report (Apr 2025)

[syzbot] Monthly bpf report (Apr 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, 3 new issues were detected and 5 were fixed.
In total, 25 issues are still open and 290 have already been fixed.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 2116    Yes   WARNING in bpf_map_lookup_percpu_elem
                  https://syzkaller.appspot.com/bug?extid=dce5aae19ae4d6399986
<2> 253     Yes   INFO: rcu detected stall in sys_clone (8)
                  https://syzkaller.appspot.com/bug?extid=c4c6c3dc10cc96bcf723
<3> 11      No    KASAN: slab-use-after-free Read in sk_filter_trim_cap
                  https://syzkaller.appspot.com/bug?extid=b4bc25bfaad44df51f05
<4> 6       No    general protection fault in drain_mem_cache (3)
                  https://syzkaller.appspot.com/bug?extid=18139576507d899c8066
<5> 5       No    KASAN: slab-out-of-bounds Read in bpf_inode_storage_free
                  https://syzkaller.appspot.com/bug?extid=eff9059eb9bb5f59b754

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