syzbot has bisected this issue to:
commit f9006acc8dfe59e25aa75729728ac57a8d84fc32
Author: Florian Westphal <fw@xxxxxxxxx>
Date: Wed Apr 21 07:51:08 2021 +0000
netfilter: arp_tables: pass table pointer via nf_hook_ops
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10dceae8300000
start commit: 0c38740c selftests/bpf: Fix ringbuf test fetching map FD
git tree: bpf-next
final oops: https://syzkaller.appspot.com/x/report.txt?x=12dceae8300000
console output: https://syzkaller.appspot.com/x/log.txt?x=14dceae8300000
kernel config: https://syzkaller.appspot.com/x/.config?x=a6380da8984033f1
dashboard link: https://syzkaller.appspot.com/bug?extid=7b2b13f4943374609532
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1264c2d7d00000
Reported-by: syzbot+7b2b13f4943374609532@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: f9006acc8dfe ("netfilter: arp_tables: pass table pointer via nf_hook_ops")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
