From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 7975BA00C3; Thu, 16 Jun 2022 08:44:53 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 3469C4114F; Thu, 16 Jun 2022 08:44:53 +0200 (CEST) Received: from smartserver.smartsharesystems.com (smartserver.smartsharesystems.com [77.243.40.215]) by mails.dpdk.org (Postfix) with ESMTP id 97297410D0; Thu, 16 Jun 2022 08:44:51 +0200 (CEST) Content-class: urn:content-classes:message MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: base64 Subject: RE: [Bug 1035] __rte_raw_cksum() crash with misaligned pointer X-MimeOLE: Produced By Microsoft Exchange V6.5 Date: Thu, 16 Jun 2022 08:44:49 +0200 Message-ID: <98CBD80474FA8B44BF855DF32C47DC35D8712D@smartserver.smartshare.dk> In-Reply-To: X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [Bug 1035] __rte_raw_cksum() crash with misaligned pointer Thread-Index: AdiAh9XtufvrOKyiQQKpP8FNbbTdhwAONKJQACBxDDAAAciDcAAAaaTw References: <98CBD80474FA8B44BF855DF32C47DC35D87127@smartserver.smartshare.dk> From: =?UTF-8?B?TW9ydGVuIEJyw7hydXA=?= To: "Emil Berg" , Cc: , "Olivier Matz" X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org K0NDIE9saXZpZXIgTWF0eiA8b2xpdmllci5tYXR6QDZ3aW5kLmNvbT4sIE5ldHdvcmsgSGVhZGVy cyBtYWludGFpbmVyDQoNCj4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCj4gRnJvbTogTW9y dGVuIEJyw7hydXAgPG1iQHNtYXJ0c2hhcmVzeXN0ZW1zLmNvbT4NCj4gU2VudDogZGVuIDE1IGp1 bmkgMjAyMiAxNjo0MQ0KPiBUbzogRW1pbCBCZXJnIDxlbWlsLmJlcmdAZXJpY3Nzb24uY29tPjsg YnVnemlsbGFAZHBkay5vcmcNCj4gQ2M6IGRldkBkcGRrLm9yZw0KPiBTdWJqZWN0OiBSRTogW0J1 ZyAxMDM1XSBfX3J0ZV9yYXdfY2tzdW0oKSBjcmFzaCB3aXRoIG1pc2FsaWduZWQgcG9pbnRlcg0K PiANCj4gPiBGcm9tOiBidWd6aWxsYUBkcGRrLm9yZyBbbWFpbHRvOmJ1Z3ppbGxhQGRwZGsub3Jn XQ0KPiA+IFNlbnQ6IFdlZG5lc2RheSwgMTUgSnVuZSAyMDIyIDA5LjE2DQo+ID4NCj4gPiBodHRw czovL3Byb3RlY3QyLmZpcmVleWUuY29tL3YxL3VybD9rPTMxMzIzMzM0LTUwMWQ1MTIyLTMxMzI3 M2FmLQ0KPiA0NTQ0NA0KPiA+IDU1NTU3MzEtMmU5MmFlNmJmNzU5YzBjNSZxPTEmZT1iM2ZjNzBh Zi01ZDM3LTRmZmItYjM0ZC0NCj4gOWE1MTkyN2Y1ZjZkJnU9DQo+ID4gaHR0cHMlM0ElMkYlMkZi dWdzLmRwZGsub3JnJTJGc2hvd19idWcuY2dpJTNGaWQlM0QxMDM1DQo+ID4NCj4gPiAgICAgICAg ICAgICBCdWcgSUQ6IDEwMzUNCj4gPiAgICAgICAgICAgIFN1bW1hcnk6IF9fcnRlX3Jhd19ja3N1 bSgpIGNyYXNoIHdpdGggbWlzYWxpZ25lZCBwb2ludGVyDQo+ID4gICAgICAgICAgICBQcm9kdWN0 OiBEUERLDQo+ID4gICAgICAgICAgICBWZXJzaW9uOiAyMS4xMQ0KPiA+ICAgICAgICAgICBIYXJk d2FyZTogQWxsDQo+ID4gICAgICAgICAgICAgICAgIE9TOiBBbGwNCj4gPiAgICAgICAgICAgICBT dGF0dXM6IFVOQ09ORklSTUVEDQo+ID4gICAgICAgICAgIFNldmVyaXR5OiBub3JtYWwNCj4gPiAg ICAgICAgICAgUHJpb3JpdHk6IE5vcm1hbA0KPiA+ICAgICAgICAgIENvbXBvbmVudDogZXRoZGV2 DQo+ID4gICAgICAgICAgIEFzc2lnbmVlOiBkZXZAZHBkay5vcmcNCj4gPiAgICAgICAgICAgUmVw b3J0ZXI6IGVtaWwuYmVyZ0Blcmljc3Nvbi5jb20NCj4gPiAgIFRhcmdldCBNaWxlc3RvbmU6IC0t LQ0KPiA+DQo+ID4gU2VlIHJ0ZV9yYXdfY2tzdW0oKSBpbiBydGVfaXAuaCwgd2hpY2ggaXMgcGFy dCBvZiB0aGUgcHVibGljIEFQSS4gU2VlDQo+ID4gYWxzbyB0aGUgc3ViZnVuY3Rpb24gX19ydGVf cmF3X2Nrc3VtKCkuDQo+ID4NCj4gPiBfcnRlX3Jhd19ja3N1bSBhc3N1bWVzIHRoYXQgdGhlIGJ1 ZmZlciBvdmVyIHdoaWNoIHRoZSBjaGVja3N1bSBpcw0KPiA+IGNhbGN1bGF0ZWQgaXMgYW4gZXZl biBhZGRyZXNzIChkaXZpc2libGUgYnkgdHdvKS4gU2VlIGZvciBleGFtcGxlDQo+IHRoaXMNCj4g PiBzdGFjayBvdmVyZmxvdw0KPiA+IHBvc3Q6DQo+ID4gaHR0cHM6Ly9zdGFja292ZXJmbG93LmNv bS9xdWVzdGlvbnMvNDY3OTA1NTAvYy11bmRlZmluZWQtYmVoYXZpb3ItDQo+ID4gc3RyaWN0LWFs aWFzaW5nLXJ1bGUtb3ItaW5jb3JyZWN0LWFsaWdubWVudA0KPiA+DQo+ID4gVGhlIHBvc3QgZXhw bGFpbnMgdGhhdCB0aGVyZSBpcyB1bmRlZmluZWQgYmVoYXZpb3IgaW4gQzExIHdoZW4NCj4gPiAi Y29udmVyc2lvbiBiZXR3ZWVuIHR3byBwb2ludGVyIHR5cGVzIHByb2R1Y2VzIGEgcmVzdWx0IHRo YXQgaXMNCj4gPiBpbmNvcnJlY3RseSBhbGlnbmVkIi4gV2hlbiB0aGUgYnVmIGFyZ3VtZW50IHN0 YXJ0cyBvbiBhbiBvZGQgYWRkcmVzcw0KPiA+IHdlIHRodXMgaGF2ZSB1bmRlZmluZWQgYmVoYXZp b3IsIHNpbmNlIGEgcG9pbnRlciBpcyBjYXN0IGZyb20gdm9pZCoNCj4gdG8NCj4gPiB1aW50MTZf dCouDQo+ID4NCj4gPiBJbiBtb3N0IGNhc2VzIChhdCBsZWFzdCBvbiB4ODYpIHRoYXQgaXNuJ3Qg YSBwcm9ibGVtLCBidXQgd2l0aCBoaWdoZXINCj4gPiBvcHRpbWl6YXRpb24gbGV2ZWxzIGl0IG1h eSBicmVhayBkdWUgdG8gdmVjdG9yIGluc3RydWN0aW9ucy4gVGhpcyBuZXcNCj4gPiBmdW5jdGlv biBzZWVtcyB0byBiZSBlYXNpZXIgdG8gb3B0aW1pemUgYnkgdGhlIGNvbXBpbGVyLCByZXN1bHRp bmcgaW4NCj4gPiBhIGNyYXNoIHdoZW4gdGhlIGJ1ZiBhcmd1bWVudCBpcyBvZGQuIFBsZWFzZSBu b3RlIHRoYXQgdGhlIHVuZGVmaW5lZA0KPiA+IGJlaGF2aW9yIGlzIHByZXNlbnQgaW4gZWFybGll ciB2ZXJzaW9ucyBvZiBkcGRrIGFzIHdlbGwuDQo+ID4NCj4gPiBOb3cgeW91J3JlIHByb2JhYmx5 IHRoaW5raW5nOiAiSnVzdCBhbGlnbiB5b3VyIGJ1ZmZlcnMiLiBUaGUgcHJvYmxlbQ0KPiA+IGlz IHRoYXQgd2UgaGF2ZSBhIHBhY2tldCBidWZmZXIgd2hpY2ggaXMgYWxpZ25lZC4gVGhlIGNoZWNr c3VtIGlzDQo+ID4gY2FsY3VsYXRlZCBvbiBhIHN1YnNldCBvZiB0aGF0IGFsaWduZWQgcGFja2V0 IGJ1ZmZlciwgYW5kIHRoYXQNCj4gPiBzb21ldGltZXMgbGllcyBvbiBvZGQgYWRkcmVzc2VzLg0K PiA+DQo+ID4gVGhlIHF1ZXN0aW9uIHJlbWFpbnMgaWYgdGhpcyBpcyBhbiBpc3N1ZSB3aXRoIGRw ZGsgb3Igbm90Lg0KPiANCj4gSSBjYW4gaW1hZ2luZSBvdGhlciBzeXN0ZW1zIGRvaW5nIHdoYXQg eW91IGRlc2NyaWJlIHRvby4gU28gaXQgbmVlZHMgdG8NCj4gYmUgYWRkcmVzc2VkLg0KPiANCj4g T2ZmIHRoZSB0b3Agb2YgbXkgaGVhZCwgYW4gZWFzeSBmaXggd291bGQgYmUgdXBkYXRpbmcgX19y dGVfcmF3X2Nrc3VtKCkNCj4gbGlrZSB0aGlzOg0KPiANCj4gc3RhdGljIGlubGluZSB1aW50MzJf dA0KPiBfX3J0ZV9yYXdfY2tzdW0oY29uc3Qgdm9pZCAqYnVmLCBzaXplX3QgbGVuLCB1aW50MzJf dCBzdW0pIHsNCj4gCWlmIChsaWtlbHkoKGJ1ZiAmIDEpID09IDApKSB7DQo+IAkJLyogVGhlIGJ1 ZmZlciBpcyAxNiBiaXQgYWxpZ25lZC4gKi8NCj4gCQlLZWVwIHRoZSBleGlzdGluZywgb3B0aW1p emVkIGltcGxlbWVudGF0aW9uIGhlcmUuDQo+IAl9IGVsc2Ugew0KPiAJCS8qIFRoZSBidWZmZXIg aXMgbm90IDE2IGJpdCBhbGlnbmVkLiAqLw0KPiAJCUFkZCBhIG5ldyBvZGQtYnVmIHRvbGVyYW50 IGltcGxlbWVudGF0aW9uIGhlcmUuDQo+IAl9DQo+IH0NCj4gDQo+IEhvd2V2ZXIsIEknbSBub3Qg c3VyZSB0aGF0IGl0IGNvdmVycyB5b3VyIHNjZW5hcmlvIQ0KPiANCj4gVGhlIGNoZWNrc3VtIGlz IDE2IGJpdCB3aWRlLCBzbyBpZiB5b3UgY2FsY3VsYXRlIHRoZSBjaGVja3N1bSBvZiBlLmcuIDQN Cj4gYnl0ZXMgb2YgbWVtb3J5IHN0YXJ0aW5nIGF0IG9mZnNldCAxIGluIGEgNiBieXRlIHBhY2tl dCBidWZmZXIsIHRoZQ0KPiBtZW1vcnkgYmxvY2sgY2FuIGJlIHRyZWF0ZWQgYXMgZWl0aGVyIDQg b3IgNiBieXRlcyByZWxhdGl2ZSB0byB0aGUgZGF0YQ0KPiBjb3ZlcmVkIGJ5IHRoZSBjaGVja3N1 bSwgaS5lLjoNCj4gDQo+IEE6IFhYIFswMSAwMl0gWzAzIDA0XSBYWCAtLT4gY2tzdW0gPSBbMDQg MDZdDQo+IA0KPiBCOiBbWFggMDFdIFswMiAwM10gWzA0IFhYXSAtLT4gY2tzdW0gPSBbMDYgMDRd DQo+IA0KPiBXaGljaCBvbmUgZG8geW91IG5lZWQ/DQo+IA0KPiBQZXJoYXBzIGFuIGFkZGl0aW9u YWwgZnVuY3Rpb24gaXMgcmVxdWlyZWQgdG8gc3VwcG9ydCB5b3VyIHVzZSBjYXNlLA0KPiBhbmQg dGhlIGRvY3VtZW50YXRpb24gZm9yIHJ0ZV9yYXdfY2tzdW0oKSBhbmQgX19ydGVfcmF3X2Nrc3Vt KCkgbmVlZHMNCj4gdG8gcmVmbGVjdCB0aGF0IHRoZSBidWZmZXIgbXVzdCBiZSAxNiBiaXQgYWxp Z25lZC4NCj4gDQo+IE9yIHRoZSBydGVfcmF3X2Nrc3VtKCkgZnVuY3Rpb24gY2FuIGJlIG1vZGlm aWVkIHRvIHN1cHBvcnQgYW4gb2RkDQo+IGJ1ZmZlciBwb2ludGVyIGFzIG91dGxpbmVkIGFib3Zl LCB3aXRoIGRvY3VtZW50YXRpb24gYWRkZWQgYWJvdXQNCj4gYWxpZ25tZW50IG9mIHRoZSBydW5u aW5nIGNoZWNrc3VtLg0KDQo+IC0tLS0tT3JpZ2luYWwgTWVzc2FnZS0tLS0tDQo+IEZyb206IEVt aWwgQmVyZw0KPiBTZW50OiBkZW4gMTYganVuaSAyMDIyIDA3OjQ1DQo+IFRvOiBNb3J0ZW4gQnLD uHJ1cCA8bWJAc21hcnRzaGFyZXN5c3RlbXMuY29tPjsgYnVnemlsbGFAZHBkay5vcmcNCj4gQ2M6 IGRldkBkcGRrLm9yZw0KPiBTdWJqZWN0OiBSRTogW0J1ZyAxMDM1XSBfX3J0ZV9yYXdfY2tzdW0o KSBjcmFzaCB3aXRoIG1pc2FsaWduZWQgcG9pbnRlcg0KPiANCj4gSGkhDQo+IA0KPiBXZSB3YW50 IHRoZSBCIG9wdGlvbiwgaS5lLiB0aGUgNiBieXRlcyBvcHRpb24uIFBlcmhhcHMgYWRkaW5nIGFs aWdubWVudA0KPiBkZXRlY3Rpb24gdG8gX19ydGVfcmF3X2Nrc3VtKCkgaXMgYSBnb29kIGlkZWEu DQo+IA0KPiBBIG1pbm9yIGNvbW1lbnQgYnV0IEkgdGhpbmsgYnVmICYgMSB3b24ndCB3b3JrIHNp bmNlIGJ1ZiBpc24ndCBhbg0KPiBpbnRlZ3JhbCB0eXBlLCBidXQgc29tZXRoaW5nIGFsb25nIHRo YXQgd2F5Lg0KPiANCj4gSSdtIHN0YXJ0aW5nIHRvIHRoaW5rIGFib3V0IGFuIGVmZmljaWVudCB3 YXkgdG8gZG8gdGhpcy4NCj4gDQo+IFRoYW5rIHlvdSENCg0KPiAtLS0tLU9yaWdpbmFsIE1lc3Nh Z2UtLS0tLQ0KPiBGcm9tOiBFbWlsIEJlcmcgW21haWx0bzplbWlsLmJlcmdAZXJpY3Nzb24uY29t XQ0KPiBTZW50OiBUaHVyc2RheSwgMTYgSnVuZSAyMDIyIDA4LjMyDQo+IFRvOiBNb3J0ZW4gQnLD uHJ1cDsgYnVnemlsbGFAZHBkay5vcmcNCj4gQ2M6IGRldkBkcGRrLm9yZw0KPiBTdWJqZWN0OiBS RTogW0J1ZyAxMDM1XSBfX3J0ZV9yYXdfY2tzdW0oKSBjcmFzaCB3aXRoIG1pc2FsaWduZWQgcG9p bnRlcg0KPiANCj4gSSd2ZSBiZWVuIHNrZXRjaGluZyBvbiBhbiBlZmZpY2llbnQgc29sdXRpb24g dG8gdGhpcy4gV2hhdCBhYm91dA0KPiBzb21ldGhpbmcgYWxvbmcgdGhlIHdheSBiZWxvdz8gSSd2 ZSBydW4gaXQgd2l0aCB0aGUgY29tYmluYXRpb25zIG9mOg0KPiBldmVuIGJ1ZiwgZXZlbiBsZW4N Cj4gZXZlbiBidWYsIG9kZCBsZW4NCj4gb2RkIGJ1ZiwgZXZlbiBsZW4NCj4gb2RkIGJ1Ziwgb2Rk IGxlbg0KPiANCj4gYW5kIGl0IHNlZW1zIHRvIGdpdmUgdGhlIHNhbWUgcmVzdWx0cyBhcyB0aGUg b2xkZXIgdmVyc2lvbiBvZg0KPiBfX3J0ZV9yYXdfY2tzdW0sIGJlZm9yZSAyMS4wMy4gSSByYW4g aXQgd2l0aG91dCBvcHRpbWl6YXRpb25zIGFuZCBzdWNoDQo+IHRvIGVuc3VyZSB0aGUgY29tcGls ZXIgZGlkbid0IGluc2VydCB2ZWN0b3IgaW5zdHJ1Y3Rpb25zIGFuZCBzdWNoIHNvDQo+IHRoZSBy ZXN1bHRzIHdlcmUgY29tcGFyYWJsZS4NCg0KVGhlIHBlcmZvcm1hbmNlLCB3aGVuIHVzaW5nIGFu IGFsaWduZWQgYnVmZmVyLCBuZWVkcyB0byBiZSBjb21wYXJhYmxlIHdpdGggZnVsbCBjb21waWxl ciBvcHRpbWl6YXRpb24sIG9yIHRoZSBwYXRjaCB3aWxsIG5vdCBiZSBhY2NlcHRlZC4NCg0KPiAN Cj4gc3RhdGljIGlubGluZSB1aW50MzJfdA0KPiBfX3J0ZV9yYXdfY2tzdW1fbmV3ZXN0KGNvbnN0 IHZvaWQgKmJ1Ziwgc2l6ZV90IGxlbiwgdWludDMyX3Qgc3VtKQ0KPiB7DQo+IAljb25zdCB1aW50 OF90ICplbmQgPSBidWYgKyBsZW47DQo+IA0KPiAJdWludDMyX3Qgc3VtX2V2ZW4gPSAwOw0KPiAJ Zm9yIChjb25zdCB1aW50OF90ICpwID0gYnVmICsgMTsgcCA8IGVuZDsgcCArPSAyKSB7DQo+IAkJ c3VtX2V2ZW4gKz0gKnA7DQo+IAl9DQo+IAlzdW0gKz0gc3VtX2V2ZW4gPDwgODsNCj4gDQo+IAl1 aW50MzJfdCBzdW1fb2RkID0gMDsNCj4gCWZvciAoY29uc3QgdWludDhfdCAqcCA9IGJ1ZjsgcCA8 IGVuZDsgcCArPSAyKSB7DQo+IAkJc3VtX29kZCArPSAqcDsNCj4gCX0NCj4gCXN1bSArPSBzdW1f b2RkOw0KPiANCj4gCXJldHVybiBzdW07DQo+IH0NCg0KVGhpcyBmdW5jdGlvbiBkb2VzIG5vdCB3 b3JrIG9uIGJvdGggbGl0dGxlIGFuZCBiaWcgZW5kaWFuLCB3aGVuIG1peGVkIHdpdGggb3RoZXIg Y2hlY2tzdW0gZnVuY3Rpb25zLg0KDQpUaGUgY2hlY2tzdW0gZnVuY3Rpb25zIHJlYWQgdGhlIGJ1 ZmZlciBpbiBDUFUgbmF0aXZlIGVuZGlhbiBhbmQgc3RvcmVzIHRoZSBjaGVja3N1bSBpbiBDUFUg bmF0aXZlIGVuZGlhbjsgYW5kIG1hZ2ljYWxseSBpdCBiZWNvbWVzIGNvcnJlY3QgaW4gbmV0d29y ayBlbmRpYW4uIFBsZWFzZSByZWZlciB0byBSRkMgMTA3MSBmb3IgdGhlIGRldGFpbHMuIFBlcmhh cHMgeW91IGNhbiBhbHNvIGZpbmQgc29tZSBpbnNwaXJhdGlvbiBpbiBSRkMgMTE0MS4NCg0KUFM6 IFBsZWFzZSBkb24ndCB0b3AgcG9zdC4NCg0K