linux-kernel - Re: scsi: use-after-free in sg_start

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Message-ID: <CACT4Y+a3HSJ0vMR3jOyhBFZ0MwcQpTZCHgsoj5PYBZPtGYJ+QQ@mail.gmail.com>
Date:   Mon, 30 Jan 2017 17:48:56 +0100
From:   Dmitry Vyukov <dvyukov@...gle.com>
To:     Bart Van Assche <Bart.VanAssche@...disk.com>
Cc:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "jthumshirn@...e.de" <jthumshirn@...e.de>,
        "dgilbert@...erlog.com" <dgilbert@...erlog.com>,
        "martin.petersen@...cle.com" <martin.petersen@...cle.com>,
        "viro@...iv.linux.org.uk" <viro@...iv.linux.org.uk>,
        "linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
        "jejb@...ux.vnet.ibm.com" <jejb@...ux.vnet.ibm.com>,
        "syzkaller@...glegroups.com" <syzkaller@...glegroups.com>
Subject: Re: scsi: use-after-free in sg_start_req

On Mon, Jan 30, 2017 at 5:36 PM, Bart Van Assche
<Bart.VanAssche@...disk.com> wrote:
> On Mon, 2017-01-30 at 08:25 +0100, Dmitry Vyukov wrote:
>> On commit ca63ff9b11f958efafd8c8fa60fda14baec6149c
>
> What kernel have you been testing? That commit is not in any upstream kernel.

This is mmotm
git://git.kernel.org/pub/scm/linux/kernel/git/mhocko/mm.git
auto-latest ca63ff9b11f958efafd8c8fa60fda14baec6149c

commit ca63ff9b11f958efafd8c8fa60fda14baec6149c
Date:   Wed Jan 25 18:36:03 2017 +0800
    mm/migration: make isolate_movable_page always defined