linux-kernel - Re: general protection fault in xt_rateest

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Message-ID: <0000000000005073ea059bf6fce1@google.com>
Date:   Sun, 12 Jan 2020 12:13:00 -0800
From:   syzbot <syzbot+91bdd8eece0f6629ec8b@...kaller.appspotmail.com>
To:     coreteam@...filter.org, davem@...emloft.net, edumazet@...gle.com,
        fw@...len.de, kadlec@...ckhole.kfki.hu, kadlec@...filter.org,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        netfilter-devel@...r.kernel.org, pablo@...filter.org,
        syzkaller-bugs@...glegroups.com, xiyou.wangcong@...il.com
Subject: Re: general protection fault in xt_rateest_put

syzbot has bisected this bug to:

commit 3427b2ab63faccafe774ea997fc2da7faf690c5a
Author: Cong Wang <xiyou.wangcong@...il.com>
Date:   Fri Mar 2 02:58:38 2018 +0000

     netfilter: make xt_rateest hash table per net

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=129b9c35e00000
start commit:   e69ec487 Merge branch 'for-linus' of git://git.kernel.org/..
git tree:       upstream
final crash:    https://syzkaller.appspot.com/x/report.txt?x=119b9c35e00000
console output: https://syzkaller.appspot.com/x/log.txt?x=169b9c35e00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=18698c0c240ba616
dashboard link: https://syzkaller.appspot.com/bug?extid=91bdd8eece0f6629ec8b
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=13dbd58ee00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=15eff9e1e00000

Reported-by: syzbot+91bdd8eece0f6629ec8b@...kaller.appspotmail.com
Fixes: 3427b2ab63fa ("netfilter: make xt_rateest hash table per net")

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