Re: INFO: task hung in virtio_cleanup

syzbot has bisected this issue to:

commit 77a36a3ab4ff17fad23831192e3694a3c5a1750d
Author: Samuel Čavoj [off-list ref]
Date:   Fri Mar 13 02:12:38 2020 +0000

    HID: Add driver fixing Glorious PC Gaming Race mouse report descriptor

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=129959ccd00000
start commit:   f40ddce8 Linux 5.11
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=119959ccd00000
console output: https://syzkaller.appspot.com/x/log.txt?x=169959ccd00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=e53d04227c52a0df
dashboard link: https://syzkaller.appspot.com/bug?extid=1db88381b64aaa929ef6
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=12277728d00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1135e198d00000

Reported-by: syzbot+1db88381b64aaa929ef6@syzkaller.appspotmail.com
Fixes: 77a36a3ab4ff ("HID: Add driver fixing Glorious PC Gaming Race mouse report descriptor")

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