syzbot has bisected this issue to:
commit 9330986c03006ab1d33d243b7cfe598a7a3c1baa
Author: Joanne Koong <joannekoong@xxxxxx>
Date: Wed Oct 27 23:45:00 2021 +0000
bpf: Add bloom filter map implementation
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1543bd5c980000
start commit: 443574b03387 riscv, bpf: Fix kfunc parameters incompatibil..
git tree: bpf
final oops: https://syzkaller.appspot.com/x/report.txt?x=1743bd5c980000
console output: https://syzkaller.appspot.com/x/log.txt?x=1343bd5c980000
kernel config: https://syzkaller.appspot.com/x/.config?x=6fb1be60a193d440
dashboard link: https://syzkaller.appspot.com/bug?extid=9459b5d7fab774cf182f
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13d86795180000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=143eff76180000
Reported-by: syzbot+9459b5d7fab774cf182f@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: 9330986c0300 ("bpf: Add bloom filter map implementation")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
