syzbot has bisected this bug to:
commit e7096c131e5161fa3b8e52a650d7719d2857adfd
Author: Jason A. Donenfeld <Jason@xxxxxxxxx>
Date: Sun Dec 8 23:27:34 2019 +0000
net: WireGuard secure network tunnel
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15258fcfe00000
start commit: b2768df2 Merge branch 'for-linus' of git://git.kernel.org/..
git tree: upstream
final crash: https://syzkaller.appspot.com/x/report.txt?x=17258fcfe00000
console output: https://syzkaller.appspot.com/x/log.txt?x=13258fcfe00000
kernel config: https://syzkaller.appspot.com/x/.config?x=b7a70e992f2f9b68
dashboard link: https://syzkaller.appspot.com/bug?extid=0251e883fe39e7a0cb0a
userspace arch: i386
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15f5f47fe00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11e8efb4100000
Reported-by: syzbot+0251e883fe39e7a0cb0a@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: e7096c131e51 ("net: WireGuard secure network tunnel")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
