From: Stefan Hajnoczi <stefanha@gmail.com>
To: Maria Kustova <maxa@catit.be>
Cc: kwolf@redhat.com, famz@redhat.com, qemu-devel@nongnu.org,
stefanha@redhat.com, Maria Kustova <maria.k@catit.be>
Subject: Re: [Qemu-devel] [PATCH V5 3/5] fuzz: Fuzzing functions for qcow2 images
Date: Fri, 8 Aug 2014 14:06:48 +0100 [thread overview]
Message-ID: <20140808130648.GE15209@stefanha-thinkpad.redhat.com> (raw)
In-Reply-To: <719ffdc070c37efbc7a993fd6b8b35958957f5ea.1407328960.git.maria.k@catit.be>
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On Wed, Aug 06, 2014 at 05:12:48PM +0400, Maria Kustova wrote:
> The fuzz submodule of the qcow2 image generator contains fuzzing functions for
> image fields.
> Each fuzzing function contains a list of constraints and a call of a helper
> function that randomly selects a fuzzed value satisfied to one of constraints.
> For now constraints include only known as invalid or potentially dangerous
> values. But after investigation of code coverage by fuzz tests they will be
> expanded by heuristic values based on inner checks and flows of a program
> under test.
>
> Now fuzzing of a header, header extensions and a backing file name is
> supported.
>
> Signed-off-by: Maria Kustova <maria.k@catit.be>
> ---
> tests/image-fuzzer/qcow2/fuzz.py | 327 +++++++++++++++++++++++++++++++++++++++
> 1 file changed, 327 insertions(+)
> create mode 100644 tests/image-fuzzer/qcow2/fuzz.py
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
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next prev parent reply other threads:[~2014-08-08 13:07 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-06 13:12 [Qemu-devel] [PATCH V5 0/5] tests: Add the image fuzzer with qcow2 support Maria Kustova
2014-08-06 13:12 ` [Qemu-devel] [PATCH V5 1/5] docs: Specification for the image fuzzer Maria Kustova
2014-08-08 6:17 ` Stefan Hajnoczi
2014-08-06 13:12 ` [Qemu-devel] [PATCH V5 2/5] runner: Tool for fuzz tests execution Maria Kustova
2014-08-08 6:52 ` Stefan Hajnoczi
2014-08-08 8:50 ` Fam Zheng
2014-08-08 8:58 ` M.Kustova
2014-08-08 11:08 ` Fam Zheng
2014-08-06 13:12 ` [Qemu-devel] [PATCH V5 3/5] fuzz: Fuzzing functions for qcow2 images Maria Kustova
2014-08-08 13:06 ` Stefan Hajnoczi [this message]
2014-08-06 13:12 ` [Qemu-devel] [PATCH V5 4/5] layout: Generator of fuzzed " Maria Kustova
2014-08-08 13:14 ` Stefan Hajnoczi
2014-08-06 13:12 ` [Qemu-devel] [PATCH V5 5/5] package: Public API for image-fuzzer/runner/runner.py Maria Kustova
2014-08-08 13:14 ` Stefan Hajnoczi
2014-08-08 6:54 ` [Qemu-devel] [PATCH V5 0/5] tests: Add the image fuzzer with qcow2 support Stefan Hajnoczi
2014-08-08 6:58 ` M.Kustova
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