syzbot has bisected this issue to:
commit 0e7bbcc104baaade4f64205e9706b7d43c46db7d
Author: Julian Anastasov <j...@ssi.bg>
Date: Wed Jul 27 06:56:50 2016 +0000
neigh: allow admin to set NUD_STALE
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1661d187900000
start commit: ba5f4cfe bpf: Add comment to document BTF type PTR_TO_BTF_..
git tree: bpf-next
final oops: https://syzkaller.appspot.com/x/report.txt?x=1561d187900000
console output: https://syzkaller.appspot.com/x/log.txt?x=1161d187900000
kernel config: https://syzkaller.appspot.com/x/.config?x=d44e1360b76d34dc
dashboard link: https://syzkaller.appspot.com/bug?extid=ca740b95a16399ceb9a5
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1148fe4b900000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12f5218d900000
Reported-by: syzbot+ca740b95a16399ceb...@syzkaller.appspotmail.com
Fixes: 0e7bbcc104ba ("neigh: allow admin to set NUD_STALE")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
