syzbot has bisected this issue to:
commit 63d152149b2d0860ccf8c4e6596b6175b2b7ace6
Author: Lorenzo Colitti <lorenzo@xxxxxxxxxx>
Date: Wed Jan 13 23:42:22 2021 +0000
usb: gadget: u_ether: support configuring interface names.
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=155abcc1300000
start commit: d3432bf10f17 net: Support filtering interfaces on no master
git tree: net-next
final oops: https://syzkaller.appspot.com/x/report.txt?x=175abcc1300000
console output: https://syzkaller.appspot.com/x/log.txt?x=135abcc1300000
kernel config: https://syzkaller.appspot.com/x/.config?x=8075b2614f3db143
dashboard link: https://syzkaller.appspot.com/bug?extid=5fa698422954b6b9307b
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=174ebaf6300000
Reported-by: syzbot+5fa698422954b6b9307b@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: 63d152149b2d ("usb: gadget: u_ether: support configuring interface names.")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
