linux-kernel - Re: general protection fault in sco_sock

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Message-ID: <0000000000005a9ed2059ed9c426@google.com>
Date:   Tue, 18 Feb 2020 05:37:02 -0800
From:   syzbot <syzbot+4a38d3795200fd59a9eb@...kaller.appspotmail.com>
To:     davem@...emloft.net, johan.hedberg@...il.com, kuba@...nel.org,
        linux-bluetooth@...r.kernel.org, linux-kernel@...r.kernel.org,
        luiz.von.dentz@...el.com, marcel@...tmann.org,
        netdev@...r.kernel.org, syzkaller-bugs@...glegroups.com
Subject: Re: general protection fault in sco_sock_getsockopt

syzbot has bisected this bug to:

commit eab2404ba798a8efda2a970f44071c3406d94e57
Author: Luiz Augusto von Dentz <luiz.von.dentz@...el.com>
Date:   Fri Feb 14 18:08:57 2020 +0000

    Bluetooth: Add BT_PHY socket option

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=105f1a29e00000
start commit:   c25a951c Add linux-next specific files for 20200217
git tree:       linux-next
final crash:    https://syzkaller.appspot.com/x/report.txt?x=125f1a29e00000
console output: https://syzkaller.appspot.com/x/log.txt?x=145f1a29e00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=c727d8fc485ff049
dashboard link: https://syzkaller.appspot.com/bug?extid=4a38d3795200fd59a9eb
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=158849e9e00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=10e3d711e00000

Reported-by: syzbot+4a38d3795200fd59a9eb@...kaller.appspotmail.com
Fixes: eab2404ba798 ("Bluetooth: Add BT_PHY socket option")

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