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Wed, 13 Jun 2018 11:13:23 -0700 (PDT) Date: Wed, 13 Jun 2018 11:13:23 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000402477056e89f067@google.com> Subject: Re: Re: KASAN: slab-out-of-bounds Read in bpf_skb_vlan_push From: syzbot To: Daniel Borkmann Cc: ast@kernel.org, daniel@iogearbox.net, davem@davemloft.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Content-Transfer-Encoding: base64 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org PiBPbiAwNi8xMy8yMDE4IDA2OjE3IFBNLCBzeXpib3Qgd3JvdGU6DQo+PiBIZWxsbywNCg0KPj4g c3l6Ym90IGZvdW5kIHRoZSBmb2xsb3dpbmcgY3Jhc2ggb246DQoNCj4+IEhFQUQgY29tbWl0OsKg wqDCoCA3NWQ0ZTcwNGZhOGQgbmV0ZGV2LUZBUTogY2xhcmlmeSBEYXZlTSdzIHBvc2l0aW9uIGZv ciAgDQo+PiBzdGFiLi4NCj4+IGdpdCB0cmVlOsKgwqDCoMKgwqDCoCBicGYtbmV4dA0KPj4gY29u c29sZSBvdXRwdXQ6IGh0dHBzOi8vc3l6a2FsbGVyLmFwcHNwb3QuY29tL3gvbG9nLnR4dD94PTE3 NTQ3ODNmODAwMDAwDQo+PiBrZXJuZWwgY29uZmlnOsKgICANCj4+IGh0dHBzOi8vc3l6a2FsbGVy LmFwcHNwb3QuY29tL3gvLmNvbmZpZz94PWE2MDFhODBmZWM0NjFkNDQNCj4+IGRhc2hib2FyZCBs aW5rOiAgDQo+PiBodHRwczovL3N5emthbGxlci5hcHBzcG90LmNvbS9idWc/ZXh0aWQ9NzZkZTYx NjE0Y2IxYWJkZDczZmMNCj4+IGNvbXBpbGVyOsKgwqDCoMKgwqDCoCBnY2MgKEdDQykgOC4wLjEg MjAxODA0MTMgKGV4cGVyaW1lbnRhbCkNCj4+IHN5emthbGxlciAgDQo+PiByZXBybzpodHRwczov L3N5emthbGxlci5hcHBzcG90LmNvbS94L3JlcHJvLnN5ej94PTEyYzFlMWJmODAwMDAwDQoNCj4+ IElNUE9SVEFOVDogaWYgeW91IGZpeCB0aGUgYnVnLCBwbGVhc2UgYWRkIHRoZSBmb2xsb3dpbmcg dGFnIHRvIHRoZSAgDQo+PiBjb21taXQ6DQo+PiBSZXBvcnRlZC1ieTogc3l6Ym90Kzc2ZGU2MTYx NGNiMWFiZGQ3M2ZjQHN5emthbGxlci5hcHBzcG90bWFpbC5jb20NCg0KPj4gSVB2NjogQUREUkNP TkYoTkVUREVWX0NIQU5HRSk6IHZldGgxOiBsaW5rIGJlY29tZXMgcmVhZHkNCj4+IElQdjY6IEFE RFJDT05GKE5FVERFVl9DSEFOR0UpOiB2ZXRoMDogbGluayBiZWNvbWVzIHJlYWR5DQo+PiA4MDIx cTogYWRkaW5nIFZMQU4gMCB0byBIVyBmaWx0ZXIgb24gZGV2aWNlIHRlYW0wDQo+PiA4MDIxcTog YWRkaW5nIFZMQU4gMCB0byBIVyBmaWx0ZXIgb24gZGV2aWNlIHRlYW0wDQo+PiA9PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT0N Cj4+IEJVRzogS0FTQU46IHNsYWItb3V0LW9mLWJvdW5kcyBpbiBza2JfYXRfdGNfaW5ncmVzcyAg DQo+PiBpbmNsdWRlL25ldC9zY2hfZ2VuZXJpYy5oOjUzNSBbaW5saW5lXQ0KPj4gQlVHOiBLQVNB Tjogc2xhYi1vdXQtb2YtYm91bmRzIGluIGJwZl9wdXNoX21hY19yY3N1bSAgDQo+PiBuZXQvY29y ZS9maWx0ZXIuYzoxNjI1IFtpbmxpbmVdDQo+PiBCVUc6IEtBU0FOOiBzbGFiLW91dC1vZi1ib3Vu ZHMgaW4gX19fX2JwZl9za2Jfdmxhbl9wdXNoICANCj4+IG5ldC9jb3JlL2ZpbHRlci5jOjI0NDYg W2lubGluZV0NCj4+IEJVRzogS0FTQU46IHNsYWItb3V0LW9mLWJvdW5kcyBpbiBicGZfc2tiX3Zs YW5fcHVzaCsweDZiNy8weDcyMCAgDQo+PiBuZXQvY29yZS9maWx0ZXIuYzoyNDM3DQo+PiBSZWFk IG9mIHNpemUgNSBhdCBhZGRyIGZmZmY4ODAxYjc3MzQ3ZDAgYnkgdGFzayBzeXotZXhlY3V0b3I2 LzY1MjkNCg0KPiBTaG91bGQgYmUgZml4ZWQgYWxyZWFkeSBieToNCg0KPiAgICAgDQo+IGh0dHBz Oi8vZ2l0Lmtlcm5lbC5vcmcvcHViL3NjbS9saW51eC9rZXJuZWwvZ2l0L3RvcnZhbGRzL2xpbnV4 LmdpdC9jb21taXQvP2lkPTU4OTkwZDFmZjNmNzg5NmVlMzQxMDMwZTlhN2MyZTQwMDI1NzA2ODMN Cg0KDQo+ICNzeXogdGVzdDogIA0KPiBnaXQ6Ly9naXQua2VybmVsLm9yZy9wdWIvc2NtL2xpbnV4 L2tlcm5lbC9naXQvdG9ydmFsZHMvbGludXguZ2l0DQoNCndhbnQgMiBhcmdzIChyZXBvLCBicmFu Y2gpLCBnb3QgMQ0KDQo=