syzbot has bisected this issue to:
commit e4b8954074f6d0db01c8c97d338a67f9389c042f
Author: Eric Dumazet <edumazet@xxxxxxxxxx>
Date: Tue Dec 7 01:30:37 2021 +0000
netlink: add net device refcount tracker to struct ethnl_req_info
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15179fa8700000
start commit: 9f7fb8de5d9b Merge tag 'spi-fix-v5.17-rc2' of git://git.ke..
git tree: upstream
final oops: https://syzkaller.appspot.com/x/report.txt?x=17179fa8700000
console output: https://syzkaller.appspot.com/x/log.txt?x=13179fa8700000
kernel config: https://syzkaller.appspot.com/x/.config?x=3e56c9b92aaaee24
dashboard link: https://syzkaller.appspot.com/bug?extid=953a33deaf38c66a915e
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15fff530700000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=106469f0700000
Reported-by: syzbot+953a33deaf38c66a915e@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: e4b8954074f6 ("netlink: add net device refcount tracker to struct ethnl_req_info")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
