From: Dmitry Vyukov <dvyukov@google.com>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: syzbot <syzbot+b358909d8d01556b790b@syzkaller.appspotmail.com>,
Alexander Duyck <alexander.h.duyck@intel.com>,
amritha.nambiar@intel.com, andrew@lunn.ch, avagin@gmail.com,
danielj@mellanox.com, David Miller <davem@davemloft.net>,
Doug Ledford <dledford@redhat.com>,
Dmitry Torokhov <dmitry.torokhov@gmail.com>,
gregory.clement@bootlin.com, jason@lakedaemon.net,
jeffrey.t.kirsher@intel.com, Jason Gunthorpe <jgg@ziepe.ca>,
Joe Perches <joe@perches.com>, Leon Romanovsky <leon@kernel.org>,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
LKML <linux-kernel@vger.kernel.org>,
linux-rdma@vger.kernel.org, Marc Zyngier <marc.zyngier@arm.com>,
miquel.raynal@bootlin.com, netdev <netdev@vger.kernel.org>,
parav@mellanox.com, sebastian.hesselbarth@gmail.com,
swise@opengridcomputing.com
Subject: Re: KASAN: use-after-free Read in addr_handler
Date: Tue, 26 Mar 2019 10:56:08 +0100 [thread overview]
Message-ID: <CACT4Y+ZLkhCZv+x4Tf2y989JW79Ua9rpC1enmg+h4EXtXSJ0aw@mail.gmail.com> (raw)
In-Reply-To: <alpine.DEB.2.21.1903241419510.1798@nanos.tec.linutronix.de>
On Sun, Mar 24, 2019 at 2:21 PM Thomas Gleixner <tglx@linutronix.de> wrote:
>
> On Sun, 24 Mar 2019, syzbot wrote:
>
> > syzbot has bisected this bug to:
> >
> > commit 4f4c867c91e644fc9d461c8c5cf2f09d6d5bcac2
> > Author: Miquel Raynal <miquel.raynal@bootlin.com>
> > Date: Tue Oct 2 08:54:16 2018 +0000
> >
> > irqchip/irq-mvebu-icu: Support ICU subnodes
>
> Yet another bogus bisect result. Why? That code is ARM only and cannot
> influence x86 by any means.
>From the bisection log it seems the process diverged to a different
bug mid way ("WARNING: ODEBUG bug in netdev_freemem").
WARNING: multiple messages have this Message-ID (diff)
From: Dmitry Vyukov <dvyukov@google.com>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: syzbot <syzbot+b358909d8d01556b790b@syzkaller.appspotmail.com>,
Alexander Duyck <alexander.h.duyck@intel.com>,
amritha.nambiar@intel.com, andrew@lunn.ch, avagin@gmail.com,
danielj@mellanox.com, David Miller <davem@davemloft.net>,
Doug Ledford <dledford@redhat.com>,
Dmitry Torokhov <dmitry.torokhov@gmail.com>,
gregory.clement@bootlin.com, jason@lakedaemon.net,
jeffrey.t.kirsher@intel.com, Jason Gunthorpe <jgg@ziepe.ca>,
Joe Perches <joe@perches.com>, Leon Romanovsky <leon@kernel.org>,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
LKML <linux-kernel@vger.kernel.org>,
linux-rdma@vger.kernel.org, Marc Zyngier <marc.zyngier@arm.com>,
miquel.raynal@bootlin.com, netdev <netdev@vger.kernel.org>,
parav@mellanox.com, sebastian.hesselbarth@gmail.com,
swise@opengridcomputing.com,
syzkaller-bugs <syzkaller-bugs@googlegroups.com>,
tyhicks@canonical.com
Subject: Re: KASAN: use-after-free Read in addr_handler
Date: Tue, 26 Mar 2019 10:56:08 +0100 [thread overview]
Message-ID: <CACT4Y+ZLkhCZv+x4Tf2y989JW79Ua9rpC1enmg+h4EXtXSJ0aw@mail.gmail.com> (raw)
In-Reply-To: <alpine.DEB.2.21.1903241419510.1798@nanos.tec.linutronix.de>
On Sun, Mar 24, 2019 at 2:21 PM Thomas Gleixner <tglx@linutronix.de> wrote:
>
> On Sun, 24 Mar 2019, syzbot wrote:
>
> > syzbot has bisected this bug to:
> >
> > commit 4f4c867c91e644fc9d461c8c5cf2f09d6d5bcac2
> > Author: Miquel Raynal <miquel.raynal@bootlin.com>
> > Date: Tue Oct 2 08:54:16 2018 +0000
> >
> > irqchip/irq-mvebu-icu: Support ICU subnodes
>
> Yet another bogus bisect result. Why? That code is ARM only and cannot
> influence x86 by any means.
From the bisection log it seems the process diverged to a different
bug mid way ("WARNING: ODEBUG bug in netdev_freemem").
WARNING: multiple messages have this Message-ID (diff)
From: Dmitry Vyukov <dvyukov@google.com>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: andrew@lunn.ch, swise@opengridcomputing.com, avagin@gmail.com,
miquel.raynal@bootlin.com, parav@mellanox.com,
amritha.nambiar@intel.com, linux-rdma@vger.kernel.org,
gregory.clement@bootlin.com, Jason Gunthorpe <jgg@ziepe.ca>,
Doug Ledford <dledford@redhat.com>,
jeffrey.t.kirsher@intel.com,
syzbot <syzbot+b358909d8d01556b790b@syzkaller.appspotmail.com>,
sebastian.hesselbarth@gmail.com,
Alexander Duyck <alexander.h.duyck@intel.com>,
jason@lakedaemon.net, Marc Zyngier <marc.zyngier@arm.com>,
syzkaller-bugs <syzkaller-bugs@googlegroups.com>,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
Leon Romanovsky <leon@kernel.org>,
netdev <netdev@vger.kernel.org>,
Dmitry Torokhov <dmitry.torokhov@gmail.com>,
LKML <linux-kernel@vger.kernel.org>,
tyhicks@canonical.com, danielj@mellanox.com,
Joe Perches <joe@perches.com>, David Miller <davem@davemloft.net>
Subject: Re: KASAN: use-after-free Read in addr_handler
Date: Tue, 26 Mar 2019 10:56:08 +0100 [thread overview]
Message-ID: <CACT4Y+ZLkhCZv+x4Tf2y989JW79Ua9rpC1enmg+h4EXtXSJ0aw@mail.gmail.com> (raw)
In-Reply-To: <alpine.DEB.2.21.1903241419510.1798@nanos.tec.linutronix.de>
On Sun, Mar 24, 2019 at 2:21 PM Thomas Gleixner <tglx@linutronix.de> wrote:
>
> On Sun, 24 Mar 2019, syzbot wrote:
>
> > syzbot has bisected this bug to:
> >
> > commit 4f4c867c91e644fc9d461c8c5cf2f09d6d5bcac2
> > Author: Miquel Raynal <miquel.raynal@bootlin.com>
> > Date: Tue Oct 2 08:54:16 2018 +0000
> >
> > irqchip/irq-mvebu-icu: Support ICU subnodes
>
> Yet another bogus bisect result. Why? That code is ARM only and cannot
> influence x86 by any means.
From the bisection log it seems the process diverged to a different
bug mid way ("WARNING: ODEBUG bug in netdev_freemem").
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2019-03-26 9:56 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-13 15:27 KASAN: use-after-free Read in addr_handler syzbot
2019-02-19 4:09 ` syzbot
2019-03-24 11:50 ` syzbot
2019-03-24 11:50 ` syzbot
2019-03-24 13:20 ` Thomas Gleixner
2019-03-24 13:20 ` Thomas Gleixner
2019-03-26 9:56 ` Dmitry Vyukov [this message]
2019-03-26 9:56 ` Dmitry Vyukov
2019-03-26 9:56 ` Dmitry Vyukov
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