From mboxrd@z Thu Jan 1 00:00:00 1970 Reply-To: kernel-hardening@lists.openwall.com Message-ID: <585444eb.5d29c80a.fff37.d341@mx.google.com> Date: Fri, 16 Dec 2016 16:17:51 -0330 From: Sandra Escandor-O'Keefe In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: base64 Subject: Re: [kernel-hardening] Working on lib/test_bpf.c tests for eBPF constant blinding To: Kees Cook Cc: "Reshetova, Elena" , Daniel Borkmann , "kernel-hardening@lists.openwall.com" List-ID: RXhjZWxsZW50ISBUaGFua3MgZm9yIHBvaW50aW5nIHRvIHRoYXQgd3JpdGUtdXAuIFNvLCB3aGF0 IEkgY2FuIGRvIGlzIGdldCB0byB0aGUgcG9pbnQgd2hlcmUgSSBjYW4gbWFudWFsbHkgcGVyZm9y bSB0aGUgdGVzdCB0byBjaGVjayBpbnNlcnRlZCBjb25zdGFudHMgaW4KZUJQRiBpbnN0cnVjdGlv bnMgdG8gdmVyaWZ5IHRoYXQgdGhleSBhcmUgZ29uZSBpbiB0aGUgcmVzdWx0aW5nIGVCUEYgSklU IGtlcm5lbCBjb2RlIC0gdGhpcyBsb29rcyBsaWtlIEkgd2lsbCBmaXJzdCBuZWVkIHRvIHJ1biB0 aGUgUG9DIGF0dGFjayB0aGF0IEVsZW5hIGNyZWF0ZWQuIEZyb20gdGhlcmUsIEknbGwgaGF2ZSBh IGJldHRlciB1bmRlcnN0YW5kaW5nIG9mIHdoYXQgdG8gdGVzdC4KCldvdWxkIHlvdSBhcHByb2Fj aCBpdCB0aGlzIHdheSwgb3Igd291bGQgeW91IGRvIHNvbWV0aGluZyBkaWZmZXJlbnQ/CgpTYW5k cmEKCsKgIE9yaWdpbmFsIE1lc3NhZ2UgwqAKRnJvbToga2Vlc2Nvb2tAY2hyb21pdW0ub3JnClNl bnQ6IERlY2VtYmVyIDE2LCAyMDE2IDM6MjggUE0KVG86IHJ2b25mbHVnZWxAZ21haWwuY29tCkNj OiBrZXJuZWwtaGFyZGVuaW5nQGxpc3RzLm9wZW53YWxsLmNvbTsgZWxlbmEucmVzaGV0b3ZhQGlu dGVsLmNvbTsgZGFuaWVsQGlvZ2VhcmJveC5uZXQKU3ViamVjdDogUmU6IFtrZXJuZWwtaGFyZGVu aW5nXSBXb3JraW5nIG9uIGxpYi90ZXN0X2JwZi5jIHRlc3RzIGZvciBlQlBGIGNvbnN0YW50IGJs aW5kaW5nCgpPbiBGcmksIERlYyAxNiwgMjAxNiBhdCA5OjEzIEFNLCBTYW5kcmEgRXNjYW5kb3It TydLZWVmZQo8cnZvbmZsdWdlbEBnbWFpbC5jb20+IHdyb3RlOgo+IEknbSBpbnRlcmVzdGVkIGlu IHN0YXJ0aW5nIG9uIGEgYml0IG9mIGxpbnV4IGtlcm5lbCBkZXZlbG9wbWVudCwgYW5kIGFsc28K PiBjb250cmlidXRpbmcgdG8gc29tZXRoaW5nIHNlY3VyaXR5IHJlbGF0ZWQgZm9yIHRoZSBrZXJu ZWwuIEkgd2FzIGxvb2tpbmcgYXQKPiB0aGUgcHJvamVjdHMgbGlzdGVkIGluIHRoZSBUT0RPIG9m Cj4gaHR0cHM6Ly9rZXJuc2VjLm9yZy93aWtpL2luZGV4LnBocC9LZXJuZWxfU2VsZl9Qcm90ZWN0 aW9uX1Byb2plY3QgYW5kICJXcml0ZQo+IGxpYi90ZXN0X2JwZi5jIHRlc3RzIGZvciBlQlBGIGNv bnN0YW50IGJsaW5kaW5nIiBjYXVnaHQgbXkgZXllLiBJcyB0aGlzCj4gc29tZXRoaW5nIHRoYXQg c3RpbGwgbmVlZHMgdG8gYmUgZG9uZT8gSWYgc28sIGlzIHRoZXJlIHNvbWVvbmUgc3BlY2lmaWMg dGhhdAo+IEkgY2FuIHJlYWNoIG91dCB0byBpbiBvcmRlciB0byBnZXQgc29tZSBndWlkYW5jZSBv biB3aGVyZSB0byBzdGFydD8KCkhpISBXZWxjb21lIHRvIHRoZSBmdW4uIDopCgpJJ3ZlIGFkZGVk IEVsZW5hIGFuZCBEYW5pZWwgdG8gQ0MsIHdobyBib3RoIHdvcmtlZCBvbiB0aGUgYmxpbmRpbmcu ClRoZSBnb2FsIHdvdWxkIGJlIHRvIGFkZCBzb21lIGtpbmQgb2YgdGVzdCB0aGF0IGluc2VydGVk IGNvbnN0YW50cyBpbgplQlBGIGluc3RydWN0aW9ucyBhbmQgdGhlbiB2ZXJpZmllZCB0aGV5IHdl cmUgZ29uZSBpbiB0aGUgcmVzdWx0aW5nCmVCUEYgSklUIGtlcm5lbCBjb2RlLiBVbnRpbCBub3cs IGl0J3Mgb25seSBiZWVuIGRvbmUgbWFudWFsbHksIGFuZAppdCdkIGJlIG5pY2UgdG8gaGF2ZSBh IHRlc3QgdGhhdCBjb3VsZCBzaG93IGlmIHRoZXJlIHdlcmUgcmVncmVzc2lvbnMKb3IgaWYgYW4g YXJjaGl0ZWN0dXJlIGRpZG4ndCBzdXBwb3J0IHRoZSBibGluZGluZyBpbiBpdHMgSklULgoKRm9y IHNvbWUgYmFja2dyb3VuZCBvbiB0aGUgYmxpbmRpbmcsIEkgd3JvdGUgYSBzaG9ydCBkZXNjcmlw dGlvbiBvZiBpdCBoZXJlOgpodHRwczovL291dGZsdXgubmV0L2Jsb2cvYXJjaGl2ZXMvMjAxNi8x MC8wMy9zZWN1cml0eS10aGluZ3MtaW4tbGludXgtdjQtNy8KCkxldCBtZSBrbm93IGlmIHRoYXQg aGVscHMgZ2V0IHlvdSB0byBhIHN0YXJ0aW5nIHBvaW50ISA6KQoKLUtlZXMKCi0tIApLZWVzIENv b2sKTmV4dXMgU2VjdXJpdHkK