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Fri, 31 Jan 2020 10:51:23 +0800 Message-ID: <1580439225.11126.34.camel@mtksdccf07> Subject: Re: [PATCH v4 2/2] kasan: add test for invalid size in memmove From: Walter Wu To: Andrew Morton CC: Andrey Ryabinin , Dmitry Vyukov , Alexander Potapenko , "Matthias Brugger" , "kasan-dev@googlegroups.com" , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , wsd_upstream , "linux-mediatek@lists.infradead.org" Date: Fri, 31 Jan 2020 10:53:45 +0800 In-Reply-To: <20200130181613.1bfb8df8e73a280512cab8ef@linux-foundation.org> References: <20191112065313.7060-1-walter-zh.wu@mediatek.com> <619b898f-f9c2-1185-5ea7-b9bf21924942@virtuozzo.com> <1580355838.11126.5.camel@mtksdccf07> <20200130181613.1bfb8df8e73a280512cab8ef@linux-foundation.org> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.2.3-0ubuntu6 MIME-Version: 1.0 X-MTK: N Content-Transfer-Encoding: base64 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000082, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: T24gVGh1LCAyMDIwLTAxLTMwIGF0IDE4OjE2IC0wODAwLCBBbmRyZXcgTW9ydG9uIHdyb3RlOg0K PiBPbiBUaHUsIDMwIEphbiAyMDIwIDExOjQzOjU4ICswODAwIFdhbHRlciBXdSA8d2FsdGVyLXpo Lnd1QG1lZGlhdGVrLmNvbT4gd3JvdGU6DQo+IA0KPiA+IE9uIEZyaSwgMjAxOS0xMS0yMiBhdCAw NjoyMSArMDgwMCwgQW5kcmV5IFJ5YWJpbmluIHdyb3RlOg0KPiA+ID4gDQo+ID4gPiBPbiAxMS8x Mi8xOSA5OjUzIEFNLCBXYWx0ZXIgV3Ugd3JvdGU6DQo+ID4gPiA+IFRlc3QgbmVnYXRpdmUgc2l6 ZSBpbiBtZW1tb3ZlIGluIG9yZGVyIHRvIHZlcmlmeSB3aGV0aGVyIGl0IGNvcnJlY3RseQ0KPiA+ ID4gPiBnZXQgS0FTQU4gcmVwb3J0Lg0KPiA+ID4gPiANCj4gPiA+ID4gQ2FzdGluZyBuZWdhdGl2 ZSBudW1iZXJzIHRvIHNpemVfdCB3b3VsZCBpbmRlZWQgdHVybiB1cCBhcyBhIGxhcmdlDQo+ID4g PiA+IHNpemVfdCwgc28gaXQgd2lsbCBoYXZlIG91dC1vZi1ib3VuZHMgYnVnIGFuZCBiZSBkZXRl Y3RlZCBieSBLQVNBTi4NCj4gPiA+ID4gDQo+ID4gPiA+IFNpZ25lZC1vZmYtYnk6IFdhbHRlciBX dSA8d2FsdGVyLXpoLnd1QG1lZGlhdGVrLmNvbT4NCj4gPiA+ID4gUmV2aWV3ZWQtYnk6IERtaXRy eSBWeXVrb3YgPGR2eXVrb3ZAZ29vZ2xlLmNvbT4NCj4gPiA+IA0KPiA+ID4gUmV2aWV3ZWQtYnk6 IEFuZHJleSBSeWFiaW5pbiA8YXJ5YWJpbmluQHZpcnR1b3p6by5jb20+DQo+ID4gDQo+ID4gSGkg QW5kcmV5LCBEbWl0cnksIEFuZHJldywNCj4gPiANCj4gPiBXb3VsZCB5b3UgdGVsbCBtZSB3aHkg dGhpcyBwYXRjaC1zZXRzIGRvbid0IG1lcmdlIGludG8gbGludXgtbmV4dCB0cmVlPw0KPiA+IFdl IGxvc3Qgc29tZXRoaW5nPw0KPiA+IA0KPiANCj4gSW4gcmVzcG9uc2UgdG8gWzEvMl0gQW5kcmV5 IHNhaWQgIlNvIGxldCdzIGtlZXAgdGhpcyBjb2RlIGFzIHRoaXMiIGFuZA0KPiB5b3Ugc2FpZCAi SSB3aWxsIHNlbmQgYSBuZXcgdjUgcGF0Y2ggdG9tb3Jyb3ciLiAgU28gd2UncmUgYXdhaXRpbmcg YSB2NQ0KPiBwYXRjaHNldD8NCj4gDQoNCkhpIEFuZHJldywNCg0KVGhlIFsxLzJdIHBhdGNoIGRp c2N1c3Npb24gc2hvd3MgYmVsb3cuIFRoYW5rcyBmb3IgRGltaXRyeSBoZWxwIHRvDQpleHBsYWlu IGl0LiBTbyB0aGF0IHY0IHBhdGNoc2V0IGdvdCBBbmRyZXkncyBzaWduYXR1cmUuIEJlY2F1c2Ug SSBzZWUNCkFuZHJleSBzYWlkICJCdXQgSSBzZWUgeW91IHBvaW50IG5vdy4gTm8gb2JqZWN0aW9u cyB0byB0aGUgcGF0Y2ggaW4gdGhhdA0KY2FzZS4iDQoNCkBBbmRyZXksIGlmIEkgaGF2ZSBhbiBp bmNvcnJlY3QgdW5kZXJzdGFuZGluZywgcGxlYXNlIGxldCBtZSBrbm93LiANClRoYW5rcyBmb3Ig eW91ciBoZWxwLg0KDQpodHRwczovL2xrbWwub3JnL2xrbWwvMjAxOS8xMS8yMS8xMDE5DQpodHRw czovL2xrbWwub3JnL2xrbWwvMjAxOS8xMS8yMS8xMDIwDQoNCg0KV2FsdGVyDQo=