linux-kernel - Re: general protection fault in hci_event

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Date:   Tue, 04 Aug 2020 06:01:06 -0700
From:   syzbot <syzbot+0bef568258653cff272f@...kaller.appspotmail.com>
To:     a@...table.cc, b.a.t.m.a.n@...ts.open-mesh.org,
        davem@...emloft.net, geert@...ux-m68k.org, javier@....samsung.com,
        johan.hedberg@...il.com, kuba@...nel.org,
        linux-bluetooth@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux@...linux.org.uk, marcel@...tmann.org,
        mareklindner@...mailbox.ch, netdev@...r.kernel.org,
        sw@...onwunderlich.de, syzkaller-bugs@...glegroups.com
Subject: Re: general protection fault in hci_event_packet

syzbot has bisected this issue to:

commit 941992d2944789641470626e9336d663236b1d28
Author: Javier Martinez Canillas <javier@....samsung.com>
Date:   Mon Sep 12 14:03:34 2016 +0000

    ethernet: amd: use IS_ENABLED() instead of checking for built-in or module

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=155180c2900000
start commit:   bcf87687 Linux 5.8
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=175180c2900000
console output: https://syzkaller.appspot.com/x/log.txt?x=135180c2900000
kernel config:  https://syzkaller.appspot.com/x/.config?x=4b489d75d0c8859d
dashboard link: https://syzkaller.appspot.com/bug?extid=0bef568258653cff272f
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1043af04900000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=12ca1dea900000

Reported-by: syzbot+0bef568258653cff272f@...kaller.appspotmail.com
Fixes: 941992d29447 ("ethernet: amd: use IS_ENABLED() instead of checking for built-in or module")

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