Subject: Re: general protection fault in tcp_cleanup_ulp

From: syzbot <[email-masked]>
Date: Thu, 07 Nov 2019 05:42:09 -0800

syzbot suspects this bug was fixed by commit:

commit 5607fff303636d48b88414c6be353d9fed700af2
Author: John Fastabend <[email-masked]>
Date:   Tue Sep 18 16:01:44 2018 +0000

     bpf: sockmap only allow ESTABLISHED sock state

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=17fdc73c600000
start commit:   28619527 Merge git://git.kernel.org/pub/scm/linux/kernel/g..
git tree:       bpf
kernel config:  https://syzkaller.appspot.com/x/.config?x=8f59875069d721b6
dashboard link: https://syzkaller.appspot.com/bug?extid=0b3ccd4f62dac2cf3a7d
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=13537269400000

If the result looks correct, please mark the bug fixed by replying with:

#syz fix: bpf: sockmap only allow ESTABLISHED sock state

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