From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Laight Date: Fri, 26 Jun 2020 16:13:51 +0000 Subject: RE: Strange problem with SCTP+IPv6 Message-Id: <50b0a6ff186e408bbfe6211221cb3998@AcuMS.aculab.com> List-Id: References: <20200621155604.GA23135@minyard.net> <20200622165759.GA3235@minyard.net> <4B68D06C-00F4-42C3-804A-B5531AABCE21@lurchi.franken.de> <20200622183253.GQ2491@localhost.localdomain> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: 'Xin Long' , Michael Tuexen Cc: Marcelo Ricardo Leitner , "minyard@acm.org" , Vlad Yasevich , Neil Horman , "linux-sctp@vger.kernel.org" , LKML RnJvbTogWGluIExvbmcNCj4gU2VudDogMjMgSnVuZSAyMDIwIDExOjE0DQo+ID4gPiBJdCBsb29r cyBsaWtlIGEgYnVnIHRvIG1lLiBUZXN0aW5nIHdpdGggdGhpcyB0ZXN0IGFwcCBoZXJlLCBJIGNh biBzZWUNCj4gPiA+IHRoZSBJTklUX0FDSyBiZWluZyBzZW50IHdpdGggYSBidW5jaCBvZiBpcHY0 IGFkZHJlc3NlcyBpbiBpdCBhbmQNCj4gPiA+IHRoYXQncyB1bmV4cGVjdGVkIGZvciBhIHY2b25s eSBzb2NrZXQuIEFzIGlzLCBpdCdzIHRoZSBzZXJ2ZXIgc2F5aW5nDQo+ID4gPiAiSSdtIGF2YWls YWJsZSBhdCB0aGVzZSBvdGhlciBhZGRyZXNzZXMgdG9vLCBidXQgbm90LiINCj4gPiBJIGFncmVl Lg0KPiBUaGVuIHdlIG5lZWQgYSBmaXggaW4gc2N0cF9iaW5kX2FkZHJzX3RvX3JhdygpOg0KPiAN Cj4gQEAgLTIzOCw2ICsyNDAsOSBAQCB1bmlvbiBzY3RwX3BhcmFtcyBzY3RwX2JpbmRfYWRkcnNf dG9fcmF3KGNvbnN0DQo+IHN0cnVjdCBzY3RwX2JpbmRfYWRkciAqYnAsDQo+ICAgICAgICAgYWRk cnBhcm1zID0gcmV0dmFsOw0KPiANCj4gICAgICAgICBsaXN0X2Zvcl9lYWNoX2VudHJ5KGFkZHIs ICZicC0+YWRkcmVzc19saXN0LCBsaXN0KSB7DQo+ICsgICAgICAgICAgICAgICBpZiAoKFBGX0lO RVQ2ID09IHNrLT5za19mYW1pbHkpICYmIGluZXRfdjZfaXB2Nm9ubHkoc2spICYmDQo+ICsgICAg ICAgICAgICAgICAgICAgKEFGX0lORVQgPT0gYWRkci0+YS5zYS5zYV9mYW1pbHkpKQ0KPiArICAg ICAgICAgICAgICAgICAgICAgICBjb250aW51ZTsNCj4gICAgICAgICAgICAgICAgIGFmID0gc2N0 cF9nZXRfYWZfc3BlY2lmaWMoYWRkci0+YS52NC5zaW5fZmFtaWx5KTsNCj4gICAgICAgICAgICAg ICAgIGxlbiA9IGFmLT50b19hZGRyX3BhcmFtKCZhZGRyLT5hLCAmcmF3YWRkcik7DQo+ICAgICAg ICAgICAgICAgICBtZW1jcHkoYWRkcnBhcm1zLnYsICZyYXdhZGRyLCBsZW4pOw0KDQpUaG91Z2h0 Lg0KDQpEb2VzIGl0IG1ha2UgYW55IHNlbnNlIHRvIG9mZmVyIGFkZHJlc3NlcyBpbiB0aGUgSU5J VF9BQ0sgdGhhdCBkb24ndA0KaGF2ZSByb3V0ZXMgdG8gdGhvc2UgcHJvcG9zZWQgaW4gdGhlIHJl Y2VpdmVkIElOSVQ/DQoNCidyb3V0ZXMnIHByb2JhYmx5IGlzbid0IGV4YWN0bHkgdGhlIHJpZ2h0 IHdvcmQuDQpZb3UgcHJvYmFibHkgb25seSB3YW50IHRoZSBsb2NhbCBhZGRyZXNzIHRoYXQgd2ls bCBiZSB1c2VkDQphcyB0aGUgc291cmNlIGFkZHJlc3MgZm9yIHRoZSBwcm9iZXMuDQpPciwgYXQg bGVhc3QsIHNvdXJjZXMgYWRkcmVzc2VzIHRoYXQgY291bGQgYmUgdXNlZCBmb3IgdGhlIHByb2Jl cy4NCg0KU28gaWYgdGhlIElOSVQgb25seSBjb250YWlucyBJUHY2IGFkZHJlc3NlcyBzaG91bGQg dGhlIElOSVRfQUNLDQpldmVyIGNvbnRhaW4gSVB2NCBvbmVzLg0KDQoJRGF2aWQuDQoNCi0NClJl Z2lzdGVyZWQgQWRkcmVzcyBMYWtlc2lkZSwgQnJhbWxleSBSb2FkLCBNb3VudCBGYXJtLCBNaWx0 b24gS2V5bmVzLCBNSzEgMVBULCBVSw0KUmVnaXN0cmF0aW9uIE5vOiAxMzk3Mzg2IChXYWxlcykN Cg=