syzbot has bisected this issue to:

commit 941992d2944789641470626e9336d663236b1d28 Author: Javier Martinez Canillas javier@osg.samsung.com Date: Mon Sep 12 14:03:34 2016 +0000

ethernet: amd: use IS_ENABLED() instead of checking for built-in or module

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=155180c2900000 start commit: bcf87687 Linux 5.8 git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=175180c2900000 console output: https://syzkaller.appspot.com/x/log.txt?x=135180c2900000 kernel config: https://syzkaller.appspot.com/x/.config?x=4b489d75d0c8859d dashboard link: https://syzkaller.appspot.com/bug?extid=0bef568258653cff272f syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1043af04900000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12ca1dea900000

Reported-by: syzbot+0bef568258653cff272f@syzkaller.appspotmail.com Fixes: 941992d29447 ("ethernet: amd: use IS_ENABLED() instead of checking for built-in or module")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection