linux-kernel - Re: general protection fault in tls

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Message-ID: <20190819142908.72082c69@cakuba.netronome.com>
Date:   Mon, 19 Aug 2019 14:29:08 -0700
From:   Jakub Kicinski <jakub.kicinski@...ronome.com>
To:     syzbot <syzbot+23d9570edec63669d890@...kaller.appspotmail.com>
Cc:     ast@...nel.org, aviadye@...lanox.com,
        bhole_prashant_q7@....ntt.co.jp, borisp@...lanox.com,
        daniel@...earbox.net, davejwatson@...com, davem@...emloft.net,
        john.fastabend@...il.com, linux-kernel@...r.kernel.org,
        linux-kselftest@...r.kernel.org, netdev@...r.kernel.org,
        shuah@...nel.org, songliubraving@...com,
        syzkaller-bugs@...glegroups.com
Subject: Re: general protection fault in tls_setsockopt

On Tue, 16 Jul 2019 16:58:06 -0700, syzbot wrote:
> Hello,
> 
> syzbot found the following crash on:
> 
> HEAD commit:    a131c2bf Merge tag 'acpi-5.3-rc1-2' of git://git.kernel.or..
> git tree:       net-next
> console output: https://syzkaller.appspot.com/x/log.txt?x=1603e9c0600000
> kernel config:  https://syzkaller.appspot.com/x/.config?x=8bff73c5ba9e876
> dashboard link: https://syzkaller.appspot.com/bug?extid=23d9570edec63669d890
> compiler:       gcc (GCC) 9.0.0 20181231 (experimental)
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=13560870600000

#syz fix: net/tls: partially revert fix transition through disconnect with close