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Date:   Tue, 17 Mar 2020 14:00:03 -0700
From:   syzbot <syzbot+50ef5e5e5ea5f812f0c2@...kaller.appspotmail.com>
To:     davem@...emloft.net, jhs@...atatu.com, jiri@...nulli.us,
        kuba@...nel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, syzkaller-bugs@...glegroups.com,
        xiyou.wangcong@...il.com
Subject: Re: WARNING in kfree (2)

syzbot has bisected this bug to:

commit 599be01ee567b61f4471ee8078870847d0a11e8e
Author: Cong Wang <xiyou.wangcong@...il.com>
Date:   Mon Feb 3 05:14:35 2020 +0000

    net_sched: fix an OOB access in cls_tcindex

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=13257803e00000
start commit:   2c523b34 Linux 5.6-rc5
git tree:       upstream
final crash:    https://syzkaller.appspot.com/x/report.txt?x=10a57803e00000
console output: https://syzkaller.appspot.com/x/log.txt?x=17257803e00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=c2e311dba9a02ba9
dashboard link: https://syzkaller.appspot.com/bug?extid=50ef5e5e5ea5f812f0c2
userspace arch: i386
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=15d8ae91e00000

Reported-by: syzbot+50ef5e5e5ea5f812f0c2@...kaller.appspotmail.com
Fixes: 599be01ee567 ("net_sched: fix an OOB access in cls_tcindex")

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

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