linux-kernel - Re: [PATCH v2 0/3] kcov: collect coverage from usb and vhost

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAAeHK+yBL1montfzqeFXxK9-kGsuHLzD0VWccPiKahF0Wt8i0Q@mail.gmail.com>
Date:   Fri, 25 Oct 2019 16:55:45 +0200
From:   Andrey Konovalov <andreyknvl@...gle.com>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     USB list <linux-usb@...r.kernel.org>,
        KVM list <kvm@...r.kernel.org>,
        virtualization@...ts.linux-foundation.org,
        netdev <netdev@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Alan Stern <stern@...land.harvard.edu>,
        "Michael S . Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        Arnd Bergmann <arnd@...db.de>,
        Steven Rostedt <rostedt@...dmis.org>,
        David Windsor <dwindsor@...il.com>,
        Elena Reshetova <elena.reshetova@...el.com>,
        Anders Roxell <anders.roxell@...aro.org>,
        Alexander Potapenko <glider@...gle.com>,
        Marco Elver <elver@...gle.com>
Subject: Re: [PATCH v2 0/3] kcov: collect coverage from usb and vhost

On Fri, Oct 25, 2019 at 1:59 AM Andrew Morton <akpm@...ux-foundation.org> wrote:
>
> On Thu, 24 Oct 2019 14:47:31 +0200 Andrey Konovalov <andreyknvl@...gle.com> wrote:
>
> > > is it expected that the new kcov feature will be used elsewhere in the
> > > kernel?
> > >
> > > If the latter, which are the expected subsystems?
> >
> > Currently we encountered two cases where this is useful: USB and vhost
> > workers. Most probably there are more subsystems that will benefit
> > from this kcov extension to get better fuzzing coverage. I don't have
> > a list of them, but the provided interface should be easy to use when
> > more of such cases are encountered.
>
> It would be helpful to add such a list to the changelog.  Best-effort
> and approximate is OK - just to help people understand the eventual
> usefulness of the proposal.

OK, I'll add it to the cover letter in v3, thanks!