syzbot has bisected this issue to:
commit 5a781ccbd19e4664babcbe4b4ead7aa2b9283d22
Author: Vinicius Costa Gomes <vinicius.go...@intel.com>
Date: Sat Sep 29 00:59:43 2018 +0000
tc: Add support for configuring the taprio scheduler
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=158ab3e0900000
start commit: a581387e Merge tag 'io_uring-5.8-2020-07-10' of git://git...
git tree: upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=138ab3e0900000
kernel config: https://syzkaller.appspot.com/x/.config?x=66ad203c2bb6d8b
dashboard link: https://syzkaller.appspot.com/bug?extid=587a843fe6b38420a209
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14778a77100000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15150e13100000
Reported-by: syzbot+587a843fe6b38420a...@syzkaller.appspotmail.com
Fixes: 5a781ccbd19e ("tc: Add support for configuring the taprio scheduler")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
