From: "Benny Halevy" Subject: Re: NULL pointer dereference during mount Date: Tue, 13 Sep 2011 12:17:17 +0000 Message-ID: <1938510545-1315916237-cardhu_decombobulator_blackberry.rim.net-1683446506-@b4.c3.bise3.blackberry> References: Reply-To: bhalevy@tonian.com Mime-Version: 1.0 Content-Type: text/plain Cc: linux-nfs@vger.kernel.org To: tao.peng@emc.com Return-path: Received: from mail-yx0-f174.google.com ([209.85.213.174]:49835 "EHLO mail-yx0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753145Ab1IMMRU (ORCPT ); Tue, 13 Sep 2011 08:17:20 -0400 Received: by yxm8 with SMTP id 8so380469yxm.19 for ; Tue, 13 Sep 2011 05:17:19 -0700 (PDT) In-Reply-To: Sender: linux-nfs-owner@vger.kernel.org List-ID: SSdtIGdvaW5nIG9uIGEgZmxpZ2h0LiBXaWxsIGxvb2sgaW50byBpdCBhcyBzb29uIGFzIEkgZ2V0 IHRvIHNob3JlLg0KDQpCZW5ueQ0KDQotLS0tLU9yaWdpbmFsIE1lc3NhZ2UtLS0tLQ0KRnJvbTog PHRhby5wZW5nQGVtYy5jb20+DQpEYXRlOiBUdWUsIDEzIFNlcCAyMDExIDA4OjAyOjQ4IA0KVG86 IDxiaGFsZXZ5QHRvbmlhbi5jb20+DQpDYzogPGxpbnV4LW5mc0B2Z2VyLmtlcm5lbC5vcmc+DQpT dWJqZWN0OiBSRTogTlVMTCBwb2ludGVyIGRlcmVmZXJlbmNlIGR1cmluZyBtb3VudA0KDQo+IC0t LS0tT3JpZ2luYWwgTWVzc2FnZS0tLS0tDQo+IEZyb206IGxpbnV4LW5mcy1vd25lckB2Z2VyLmtl cm5lbC5vcmcgW21haWx0bzpsaW51eC1uZnMtb3duZXJAdmdlci5rZXJuZWwub3JnXQ0KPiBPbiBC ZWhhbGYgT2YgdGFvLnBlbmdAZW1jLmNvbQ0KPiBTZW50OiBUdWVzZGF5LCBTZXB0ZW1iZXIgMTMs IDIwMTEgNzo1NSBQTQ0KPiBUbzogYmhhbGV2eUB0b25pYW4uY29tDQo+IENjOiBsaW51eC1uZnNA dmdlci5rZXJuZWwub3JnDQo+IFN1YmplY3Q6IE5VTEwgcG9pbnRlciBkZXJlZmVyZW5jZSBkdXJp bmcgbW91bnQNCj4gDQo+IEhpLCBCZW5ueSwNCj4gDQo+IEFmdGVyIHJlYmFzaW5nIHRvIHlvdXIg cG5mcy1hbGwtbGF0ZXN0IGJyYW5jaCwgSSBhbHdheXMgZ290IGJlbGxvdyBOVUxMIHBvaW50ZXIN Cj4gZGVyZWZlcmVuY2UgZm9yIGJvdGggbmZzdjQgYW5kIHBuZnMuIERvIHlvdSBrbm93IG9mIGFu eSByZWNlbnQgY2hhbmdlIHRoYXQgY2FuDQo+IGNhdXNlIHRoaXM/DQpKdXN0IHZlcmlmaWVkIHRo YXQgVHJvbmQncyBuZnMtZm9yLW5leHQgYnJhbmNoIGlzIHdvcmtpbmcuIFNvIHNob3VsZCBiZSBz b21ldGhpbmcgb25seSBpbiB5b3VyIHRyZWUuDQoNCj4gDQo+IFsgICA4MS40Njg2MDZdIEJVRzog dW5hYmxlIHRvIGhhbmRsZSBrZXJuZWwgTlVMTCBwb2ludGVyIGRlcmVmZXJlbmNlIGF0DQo+IDAw MDAwMDAwMDAwMDAwMzANCj4gWyAgIDgxLjQ2ODkxOV0gSVA6IFs8ZmZmZmZmZmY4MTIwY2E4NT5d IHNlbGludXhfc2V0X21udF9vcHRzKzB4NGYvMHgzZmINCj4gWyAgIDgxLjQ2OTE3NF0gUEdEIDJm ZmMwNjcgUFVEIDJlODQwNjcgUE1EIDANCj4gWyAgIDgxLjQ2OTQ1NV0gT29wczogMDAwMCBbIzFd IFNNUA0KPiBbICAgODEuNDY5NDU1XSBDUFUgMA0KPiBbICAgODEuNDY5NDU1XSBNb2R1bGVzIGxp bmtlZCBpbjogYmxvY2tsYXlvdXRkcml2ZXIgbmZzIGxvY2tkIGZzY2FjaGUgYXV0aF9ycGNnc3MN Cj4gbmZzX2FjbCBlYnRhYmxlX25hdCBlYnRhYmxlcyBpcHRfTUFTUVVFUkFERSBpcHQNCj4gYWJs ZV9uYXQgbmZfbmF0IHh0X0NIRUNLU1VNIGlwdGFibGVfbWFuZ2xlIGJyaWRnZSBzdHAgbGxjIHN1 bnJwYyBpcDZ0X1JFSkVDVA0KPiBiZTJpc2NzaSBuZl9jb25udHJhY2tfaXB2NiBuZl9kZWZyYWdf aXB2NiBpc2NzaV9ib290DQo+IF9zeXNmcyBibngyaSBpcDZ0YWJsZV9maWx0ZXIgY25pYyB1aW8g aXA2X3RhYmxlcyBjeGdiM2kgbGliY3hnYmkgY3hnYjMgbWRpbyBpc2NzaV90Y3ANCj4gbGliaXNj c2lfdGNwIGxpYmlzY3NpIHNjc2lfdHJhbnNwb3J0X2lzY3NpDQo+IHBjc3BrciBlMTAwMCBpMmNf cGlpeDQgcHBkZXYgc2hwY2hwIGkyY19jb3JlIHBhcnBvcnRfcGMgcGFycG9ydCB2bXdfYmFsbG9v bg0KPiBtaWNyb2NvZGUgaXB2NiBtcHRzcGkgbXB0c2NzaWggbXB0YmFzZSBzY3NpX3RyYW5zcG9y dA0KPiBfc3BpIFtsYXN0IHVubG9hZGVkOiBuZnNdDQo+IFsgICA4MS40Njk0NTVdDQo+IFsgICA4 MS40Njk0NTVdIFBpZDogMTkxOSwgY29tbTogbW91bnQubmZzIE5vdCB0YWludGVkIDMuMS4wLXJj MysgIzMgVk13YXJlLCBJbmMuDQo+IFZNd2FyZSBWaXJ0dWFsIFBsYXRmb3JtLzQ0MEJYIERlc2t0 b3AgUmVmZXJlbmNlDQo+IFBsYXRmb3JtDQo+IFsgICA4MS40Njk0NTVdIFJJUDogMDAxMDpbPGZm ZmZmZmZmODEyMGNhODU+XSAgWzxmZmZmZmZmZjgxMjBjYTg1Pl0NCj4gc2VsaW51eF9zZXRfbW50 X29wdHMrMHg0Zi8weDNmYg0KPiBbICAgODEuNDY5NDU1XSBSU1A6IDAwMTg6ZmZmZjg4MDAwZDIy ZmIyOCAgRUZMQUdTOiAwMDAxMDI5Ng0KPiBbICAgODEuNDY5NDU1XSBSQVg6IDAwMDAwMDAwMDAw MDAwMDAgUkJYOiBmZmZmODgwMDA4NDYwMjAwIFJDWDoNCj4gMDAwMDAwMDAwMDAwMDAwMA0KPiBb ICAgODEuNDY5NDU1XSBSRFg6IDAwMDAwMDAwMDAwMDAwMDAgUlNJOiBmZmZmODgwMDA4NDYwMzkw IFJESToNCj4gZmZmZjg4MDAwMDNkYzgwMA0KPiBbICAgODEuNDY5NDU1XSBSQlA6IGZmZmY4ODAw MGQyMmZiYjggUjA4OiAwMDAwMDAwMDAwMDAwMDAxIFIwOToNCj4gMDAwMDAwMDAwMDAwMDAwMA0K PiBbICAgODEuNDY5NDU1XSBSMTA6IDAwMDBmZmZmMDAwNjZjMGEgUjExOiAwMDAwMDAwMDAwMDAw MDAwIFIxMjoNCj4gZmZmZjg4MDAwMDAxOWEwMA0KPiBbICAgODEuNDY5NDU1XSBSMTM6IGZmZmY4 ODAwMDAzZGM4MDAgUjE0OiBmZmZmODgwMDA4NDYwMzkwIFIxNToNCj4gZmZmZjg4MDAwMDNkYzgw MA0KPiBbICAgODEuNDY5NDU1XSBGUzogIDAwMDA3ZmZlYmU2Mzc3MjAoMDAwMCkgR1M6ZmZmZjg4 MDAxNzQwMDAwMCgwMDAwKQ0KPiBrbmxHUzowMDAwMDAwMDAwMDAwMDAwDQo+IFsgICA4MS40Njk0 NTVdIENTOiAgMDAxMCBEUzogMDAwMCBFUzogMDAwMCBDUjA6IDAwMDAwMDAwODAwNTAwM2INCj4g WyAgIDgxLjQ2OTQ1NV0gQ1IyOiAwMDAwMDAwMDAwMDAwMDMwIENSMzogMDAwMDAwMDAwY2U3OTAw MCBDUjQ6DQo+IDAwMDAwMDAwMDAwMDA2ZjANCj4gWyAgIDgxLjQ2OTQ1NV0gRFIwOiAwMDAwMDAw MDAwMDAwMDAwIERSMTogMDAwMDAwMDAwMDAwMDAwMCBEUjI6DQo+IDAwMDAwMDAwMDAwMDAwMDAN Cj4gWyAgIDgxLjQ2OTQ1NV0gRFIzOiAwMDAwMDAwMDAwMDAwMDAwIERSNjogMDAwMDAwMDBmZmZm MGZmMCBEUjc6DQo+IDAwMDAwMDAwMDAwMDA0MDANCj4gWyAgIDgxLjQ2OTQ1NV0gUHJvY2VzcyBt b3VudC5uZnMgKHBpZDogMTkxOSwgdGhyZWFkaW5mbyBmZmZmODgwMDBkMjJlMDAwLCB0YXNrDQo+ IGZmZmY4ODAwMGNiMDgwMDApDQo+IFsgICA4MS40Njk0NTVdIFN0YWNrOg0KPiBbICAgODEuNDY5 NDU1XSAgZmZmZmVhMDAwMDAzMTg4MCBmZmZmODgwMDAwMDAwMDA4IDAwMDAwMDAwMDAwMDAwMDAN Cj4gZmZmZjg4MDAwZDIyZmI0OA0KPiBbICAgODEuNDY5NDU1XSAgZmZmZjg4MDAwZDIyZmI3OCBm ZmZmZmZmZmEwMmZlNWVlIDAwMDAwMDAxODAxNTAwMTENCj4gZmZmZjg4MDAwYTMwOGNjMA0KPiBb ICAgODEuNDY5NDU1XSAgMDAwMDAwMDAwMDAwMDAwMSAwMDAwMDAwMDAwMDAwMDAxIGZmZmY4ODAw MGQyMmZiYzgNCj4gZmZmZmZmZmZhMDJjYWFjNQ0KPiBbICAgODEuNDY5NDU1XSBDYWxsIFRyYWNl Og0KPiBbICAgODEuNDY5NDU1XSAgWzxmZmZmZmZmZmEwMmNhYWM1Pl0gPyBuZnM0X2dldF9yb290 KzB4MjBmLzB4MjQyIFtuZnNdDQo+IFsgICA4MS40Njk0NTVdICBbPGZmZmZmZmZmODEyMDUwNGU+ XSBzZWN1cml0eV9zYl9zZXRfbW50X29wdHMrMHgxNi8weDE4DQo+IFsgICA4MS40Njk0NTVdICBb PGZmZmZmZmZmYTAyY2U2YmQ+XSBuZnM0X3JlbW90ZV9tb3VudCsweDE3Yy8weDFmZiBbbmZzXQ0K PiBbICAgODEuNDY5NDU1XSAgWzxmZmZmZmZmZjgxMTJmZGU2Pl0gbW91bnRfZnMrMHg2OS8weDE1 Nw0KPiBbICAgODEuNDY5NDU1XSAgWzxmZmZmZmZmZjgxMGZiMDAwPl0gPyBfX2FsbG9jX3BlcmNw dSsweDEwLzB4MTINCj4gWyAgIDgxLjQ2OTQ1NV0gIFs8ZmZmZmZmZmY4MTE0NDRjYT5dIHZmc19r ZXJuX21vdW50KzB4NjMvMHhhMA0KPiBbICAgODEuNDY5NDU1XSAgWzxmZmZmZmZmZmEwMmNlOWI4 Pl0gbmZzX2RvX3Jvb3RfbW91bnQrMHg3Yi8weDlhIFtuZnNdDQo+IFsgICA4MS40Njk0NTVdICBb PGZmZmZmZmZmYTAyY2VjOGY+XSBuZnM0X3RyeV9tb3VudCsweDU4LzB4YmEgW25mc10NCj4gWyAg IDgxLjQ2OTQ1NV0gIFs8ZmZmZmZmZmZhMDJjZmZmMT5dIG5mc19mc19tb3VudCsweDQ4Yi8weDZl OSBbbmZzXQ0KPiBbICAgODEuNDY5NDU1XSAgWzxmZmZmZmZmZjgxMTJmZGU2Pl0gbW91bnRfZnMr MHg2OS8weDE1Nw0KPiBbICAgODEuNDY5NDU1XSAgWzxmZmZmZmZmZjgxMGZiMDAwPl0gPyBfX2Fs bG9jX3BlcmNwdSsweDEwLzB4MTINCj4gWyAgIDgxLjQ2OTQ1NV0gIFs8ZmZmZmZmZmY4MTE0NDRj YT5dIHZmc19rZXJuX21vdW50KzB4NjMvMHhhMA0KPiBbICAgODEuNDY5NDU1XSAgWzxmZmZmZmZm ZjgxMTQ1MWJlPl0gZG9fa2Vybl9tb3VudCsweDRkLzB4ZGYNCj4gWyAgIDgxLjQ2OTQ1NV0gIFs8 ZmZmZmZmZmY4MTE0Njg1ZD5dIGRvX21vdW50KzB4NjNjLzB4NjlmDQo+IFsgICA4MS40Njk0NTVd ICBbPGZmZmZmZmZmODExNDYxODU+XSA/IGNvcHlfbW91bnRfb3B0aW9ucysweGNiLzB4MTJlDQo+ IFsgICA4MS40Njk0NTVdICBbPGZmZmZmZmZmODExNDZiNmU+XSBzeXNfbW91bnQrMHg4OC8weGMy DQo+IFsgICA4MS40Njk0NTVdICBbPGZmZmZmZmZmODE0N2U1MDI+XSBzeXN0ZW1fY2FsbF9mYXN0 cGF0aCsweDE2LzB4MWINCj4gWyAgIDgxLjQ2OTQ1NV0gQ29kZTogMDAgMDAgNGMgOGIgYTcgYTgg MDEgMDAgMDAgNDkgODkgZmQgNDggOGIgNTYgMDggNDggODkgNDUgYTgNCj4gNDggOGIgNDcgMjgg NDggODkgNTUgODAgNDggOGIgMDAgNDggODkgNDUgOTggNDkgOGIgMDQgMjQgNDggOGIgNDAgNjAN Cj4gWyAgIDgxLjQ2OTQ1NV0gIDhiIDQwIDMwIDQ4IDhiIDQwIDM4IDQ4IDg5IDQ1IGEwIDQ4IDhi IDA2IDhiIDc2IDEwIDQ4IDg5IDQ1DQo+IFsgICA4MS40Njk0NTVdIFJJUCAgWzxmZmZmZmZmZjgx MjBjYTg1Pl0gc2VsaW51eF9zZXRfbW50X29wdHMrMHg0Zi8weDNmYg0KPiBbICAgODEuNDY5NDU1 XSAgUlNQIDxmZmZmODgwMDBkMjJmYjI4Pg0KPiBbICAgODEuNDY5NDU1XSBDUjI6IDAwMDAwMDAw MDAwMDAwMzANCj4gWyAgIDgxLjUxMzE4MV0gLS0tWyBlbmQgdHJhY2UgZGNjZWU1M2Y2YzQzODU2 NiBdLS0tDQo+IA0KPiANCj4gDQo+IENoZWVycywNCj4gLUJlcmd3b2xmDQo+IA0KPiANCj4gLS0N Cj4gVG8gdW5zdWJzY3JpYmUgZnJvbSB0aGlzIGxpc3Q6IHNlbmQgdGhlIGxpbmUgInVuc3Vic2Ny aWJlIGxpbnV4LW5mcyIgaW4NCj4gdGhlIGJvZHkgb2YgYSBtZXNzYWdlIHRvIG1ham9yZG9tb0B2 Z2VyLmtlcm5lbC5vcmcNCj4gTW9yZSBtYWpvcmRvbW8gaW5mbyBhdCAgaHR0cDovL3ZnZXIua2Vy bmVsLm9yZy9tYWpvcmRvbW8taW5mby5odG1sDQoNCg==