linux-kernel - Re: general protection fault in _

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Message-ID: <CAHp75VcBAxcB8G1Dr2-nPF6N9W27O=BY4buORs_nqTM=md1=oQ@mail.gmail.com>
Date:   Mon, 11 Mar 2019 15:49:52 +0200
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     syzbot <syzbot+c58fa3b1231d2ea0c4d3@...kaller.appspotmail.com>
Cc:     Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Borislav Petkov <bp@...en8.de>,
        "David S. Miller" <davem@...emloft.net>,
        Dou Liyang <douly.fnst@...fujitsu.com>,
        "H. Peter Anvin" <hpa@...or.com>, jon.maloy@...csson.com,
        Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
        "Brown, Len" <len.brown@...el.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Ingo Molnar <mingo@...hat.com>,
        netdev <netdev@...r.kernel.org>, puwen@...on.cn,
        Mike Rapoport <rppt@...ux.vnet.ibm.com>,
        syzkaller-bugs@...glegroups.com,
        Thomas Gleixner <tglx@...utronix.de>,
        tipc-discussion@...ts.sourceforge.net,
        "maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)" <x86@...nel.org>,
        ying.xue@...driver.com
Subject: Re: general protection fault in __bfs (2)

On Mon, Mar 11, 2019 at 3:27 PM syzbot
<syzbot+c58fa3b1231d2ea0c4d3@...kaller.appspotmail.com> wrote:
>
> syzbot has bisected this bug to:
>
> commit 2646b90de5c3492db2ead71337fd4c7d7f549ebe
> Author: Linus Walleij <linus.walleij@...aro.org>
> Date:   Fri Oct 26 08:41:22 2018 +0000
>
>      gpio: Add global TODO file for GPIO
>

AI is not ready to conqueror the world!

> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=12589f8d200000
> start commit:   2646b90d gpio: Add global TODO file for GPIO
> git tree:       upstream
> final crash:    https://syzkaller.appspot.com/x/report.txt?x=11589f8d200000
> console output: https://syzkaller.appspot.com/x/log.txt?x=16589f8d200000
> kernel config:  https://syzkaller.appspot.com/x/.config?x=8f00801d7b7c4fe6
> dashboard link: https://syzkaller.appspot.com/bug?extid=c58fa3b1231d2ea0c4d3
> userspace arch: amd64
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=15bab650c00000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=17a331df400000
>
> Reported-by: syzbot+c58fa3b1231d2ea0c4d3@...kaller.appspotmail.com
> Fixes: 2646b90d ("gpio: Add global TODO file for GPIO")



-- 
With Best Regards,
Andy Shevchenko