Return-Path: linux-nfs-owner@vger.kernel.org Received: from mx2.netapp.com ([216.240.18.37]:28612 "EHLO mx2.netapp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752514Ab2JMCw7 (ORCPT ); Fri, 12 Oct 2012 22:52:59 -0400 From: "Myklebust, Trond" To: Larry McVoy CC: Linus Torvalds , Bruce Fields , Linux NFS Mailing List Subject: Re: kernel BUG at /build/buildd/linux-3.2.0/fs/lockd/clntxdr.c:226! Date: Sat, 13 Oct 2012 02:52:51 +0000 Message-ID: <4FA345DA4F4AE44899BD2B03EEEC2FA9091FE478@SACEXCMBX04-PRD.hq.netapp.com> References: <20121012211701.GA8301@bitmover.com> <20121013002100.GB23247@bitmover.com> <4FA345DA4F4AE44899BD2B03EEEC2FA9091FDED5@SACEXCMBX04-PRD.hq.netapp.com> <20121013023147.GJ23247@bitmover.com> In-Reply-To: <20121013023147.GJ23247@bitmover.com> Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Sender: linux-nfs-owner@vger.kernel.org List-ID: T24gRnJpLCAyMDEyLTEwLTEyIGF0IDE5OjMxIC0wNzAwLCBMYXJyeSBNY1ZveSB3cm90ZToNCj4g QXMgSSd2ZSBzYWlkLCBkZWJ1Z2dpbmcgdGhpcyBpcyBnb2luZyB0byBiZSBoYXJkLCBpdCBtZWFu cyBzdG9wcGluZyBteQ0KPiBjb21wYW55LiAgV2UgY2FuIGRvIG9uZSBtb3JlIGNyYXNoLCB5b3Ug Z3V5cyBjYW4gdGVsbCBtZSB3aGF0IHRvIGRvLA0KPiBidXQgdGhhdCdzIGFib3V0IGl0Lg0KDQpE byB5b3UgaGF2ZSBhIHJlcHJvZHVjZXI/IElmIHlvdSBkbywgdGhlbiBwZXJoYXBzIHdlIGNhbiB0 cnkgdG8NCmR1cGxpY2F0ZSB0aGUgaXNzdWUgb24gb3VyIG93biBzZXR1cHMgd2l0aG91dCBuZWVk aW5nIHRvIGRlbGliZXJhdGVseQ0KY2F1c2UgeW91IG1vcmUgZG93bnRpbWUuDQoNCklmIG5vdCwg dGhlbiBJIGd1ZXNzIHdlJ2xsIGhhdmUgdG8gdHJ5IGxvb2tpbmcgYXQgdGhvc2Ugc2xhYiBtZW1v cnkNCmRlYnVnZ2luZyBvcHRpb25zLiBJJ20gbm8gZXhwZXJ0IG9uIHNsYWIgZGVidWdnaW5nLCBh bmQgaXQncyB3YXkgdG9vDQpsYXRlIGluIHRoaXMgY29ybmVyIG9mIHRoZSBVUyBmb3IgbWUgdG8g dHJ5IHRvIGZpZ3VyZSBvdXQgZXhhY3RseSB3aGF0DQpvcHRpb25zIGFyZSBhcHByb3ByaWF0ZSwg YnV0IEkgY2FuIGxvb2sgaW50byBpdCB0b21vcnJvdyAodW5sZXNzIExpbnVzDQpoYXMgYSBzdWdn ZXN0aW9uKS4NCg0KPiBPbiBTYXQsIE9jdCAxMywgMjAxMiBhdCAwMjoyODozOUFNICswMDAwLCBN eWtsZWJ1c3QsIFRyb25kIHdyb3RlOg0KPiA+IE9uIFNhdCwgMjAxMi0xMC0xMyBhdCAxMDowMiAr MDkwMCwgTGludXMgVG9ydmFsZHMgd3JvdGU6DQo+ID4gPiBPbiBTYXQsIE9jdCAxMywgMjAxMiBh dCA5OjIxIEFNLCBMYXJyeSBNY1ZveSA8bG1AYml0bW92ZXIuY29tPiB3cm90ZToNCj4gPiA+ID4N Cj4gPiA+ID4gQWhoLCBJJ3ZlIGJlZW4gYXdheSBmcm9tIHRoZSBrZXJuZWwgdG9vIGxvbmcuICBJ IG1pc3MgdGhhdCBkZWxpY2F0ZQ0KPiA+ID4gPiBtYW5hZ2VtZW50IHRvdWNoLg0KPiA+ID4gDQo+ ID4gPiAiRGVsaWNhdGUgTWFuYWdlbWVudCBUb3VjaCIgaXMgbXkgbWlkZGxlIG5hbWUuDQo+ID4g PiANCj4gPiA+ID4gcGljcyBvZiB0aGUgc3RhY2sgdHJhY2UgYXQgaHR0cDovL3d3dy5tY3ZveS5j b20vbG0vbmZzLWxvY2stY3Jhc2gNCj4gPiA+IA0KPiA+ID4gT2ssIHRoYXQncyBqdXN0IHRoZSBu b3JtYWwga2luZCBvZiByYW5kb20gbGVmdC1vdmVyIG9vcHNlcyBkdWUgdG8NCj4gPiA+IHN1YnNl cXVlbnQgcHJvYmxlbXMgb2YgYSBCVUdfT04oKS4gTG9va3MgbGlrZSB0aGUgd2F0Y2hkb2cgdGlt ZXIgZW5kcw0KPiA+ID4gdXAgYmVpbmcgdW5oYXBweSwgYWxtb3N0IGNlcnRhaW5seSBzaW1wbHkg YmVjYXVzZSBzb21lIGNvcmUgZmlsZXN5c3RlbQ0KPiA+ID4gc3BpbmxvY2sgbm90IGJlaW5nIHJl bGVhc2VkLg0KPiA+ID4gDQo+ID4gPiBJdCB1c2VkIHRvIGJlIChhIGxvbmcgbG9uZyB0aW1lIGFn bykgdGhhdCB3ZSdkIHJlY292ZXIgZmFpcmx5DQo+ID4gPiBncmFjZWZ1bGx5IGZyb20gQlVHX09O KCkncyAtIGJhY2sgd2hlbiB0aGUgbWFpbiBzaGFyZWQgbG9jayB3ZSBoYWQgd2FzDQo+ID4gPiB0 aGUga2VybmVsIGxvY2ssIGFuZCB3ZSBoYWQgYSBzaW5nbGUgcGVyLXByb2Nlc3Mga2VybmVsIGxv Y2sgY291bnRlci4NCj4gPiA+IFNvIHdoZW4gd2Uga2lsbGVkIHRoZSBwcm9jZXNzLCB3ZSBjb3Vs ZCBjbGVhbiB0aGF0IHNpbmdsZSBsb2NrIHVwLg0KPiA+ID4gDQo+ID4gPiBUaGVzZSBkYXlzLCBp ZiBzb21lIHByb2Nlc3MgZGllcyBpbiByYW5kb20ga2VybmVsIGNvZGUgZHVlIHRvIGENCj4gPiA+ IEJVR19PTigpIG9yIGEgd2lsZCBwb2ludGVyIG9yIHNpbWlsYXIsIGFuZCB3ZSBraWxsIGl0LCB3 ZSBhcmUgc2VsZG9tDQo+ID4gPiBhYmxlIHRvIGRvIHNvIGNsZWFubHkuIFNvIHRoZSBiZXN0IHdl IGNhbiBob3BlIGZvciBpcyB0aGF0IGl0IGhhcHBlbmVkDQo+ID4gPiBpbiBzb21lIGNvbnRleHQg d2hlcmUgaXQgaGVsZCBubyAoaW1wb3J0YW50KSBsb2Nrcy4gV2hpY2ggaXMgcmFyZS4gU28NCj4g PiA+IEJVR19PTigpJ3MgYXJlIG9mdGVuIGZhdGFsLCBhbmQgdGhlcmUgYXJlIHRoZXNlIGtpbmRz IG9mIGRvd25zdHJlYW0NCj4gPiA+IHByb2JsZW1zIHdoZXJlIHRoZXkgZ2V0IGZsdXNoZWQgb2Zm IHRoZSBzY3JlZW4gYnkgc3Vic2VxdWVudCBpc3N1ZXMuLi4NCj4gPiANCj4gPiBJZiB0aGF0IGNv ZGUgaXMgYmVpbmcgY2FsbGVkIHVuZGVyIGEgbG9jaywgdGhlbiB3ZSBoYXZlIG90aGVyIHByb2Js ZW1zLg0KPiA+IEl0IGlzIHN0YW5kYXJkIFhEUiBjb2RlOiBpdCBzaG91bGQgYWx3YXlzIGJlIGNh bGxlZCBmcm9tIGFuIG9yZGluYXJ5DQo+ID4gcHJvY2VzcyBjb250ZXh0IHdpdGggbm8gc3BlY2lh bCBsb2NrcyBiZWluZyBoZWxkIGJ5IHRoZSBjYWxsZXJzLg0KPiA+IA0KPiA+ID4gSG8gaHVtbS4g R29vZ2xlIGRvZXNuJ3Qgc2VlbSB0byBiZSBmaW5kaW5nIGFueSBzaW1pbGFyIGJ1Zy1yZXBvcnRz LCBzbw0KPiA+ID4gdW5sZXNzIEJydWNlIG9yIFRyb25kIGdvICJBaGgsIEkga25vdyB3aGF0IGl0 J3MgYWJvdXQiLCBJIGRvIHRoaW5rIHdlDQo+ID4gPiB3b3VsZCB3YW50IHRvIGdldCBhcyBtdWNo IG1vcmUgaW5mbyBhcyBwb3NzaWJsZS4NCj4gPiANCj4gPiBOZXZlciBzZWVuIGl0IGJlZm9yZSwg YW5kIEkgc2VlIG5vIHJlYXNvbiB3aHkgaXQgc2hvdWxkIGRyYWcgdGhlIGVudGlyZQ0KPiA+IGJv eCBkb3duIHdpdGggaXQuIEl0IGlzIHBhcnQgb2YgdGhlIE5MTSBzZXJ2ZXIncyBjYWxsYmFjayBj b2RlLCBzbyB0aGVyZQ0KPiA+IGlzIG5vIGNoYW5jZSBvZiBpdCBiZWluZyBjYWxsZWQgYXMgcGFy dCBvZiBhIG1lbW9yeSByZWNsYWltIG9yIGFueXRoaW5nDQo+ID4gc2ltaWxhcmx5IHNlbnNpdGl2 ZSB0byB0aGUgcmVzdCBvZiB0aGUgYm94Lg0KPiA+IA0KPiA+IEFyZSB3ZSBzdXJlIHRoYXQgdGhp cyBCVUdfT04oKSByZWFsbHkgaXMgdG9wIG9mIHRoZSBjaGFpbiBvZiBPb3BzZXMNCj4gPiBoZXJl PyBBbGwgSSBjYW4gc2VlIGl0IGRvaW5nIGlzIGNyYXNoaW5nIHRoZSBsb2NrZCBzZXJ2ZXIgcHJv Y2Vzcywgd2hpY2gNCj4gPiB3aWxsIHNlcmlvdXNseSBpbmNvbnZlbmllbmNlIGFsbCB0aGUgTkZT IGNsaWVudHMgdHJ5aW5nIHRvIGRvIGxvY2tpbmcsDQo+ID4gYnV0IGl0IHNob3VsZG4ndCBiZSBh ZmZlY3RpbmcgdGhlIHN3YXBwZXIgcHJvY2VzcyBhcyB3ZSdyZSBzZWVpbmcgaW4gdGhlDQo+ID4g T29wcyBzY3JlZW5zaG90cy4NCj4gPiBJZiBpdCByZWFsbHkgaXMgdGhlIGZpcnN0IHRoaW5nIHRv IE9vcHMsIHRoZW4gdGhlIG9ubHkgdGhpbmcgSSBjYW4gdGhpbmsNCj4gPiBvZiB0aGVyZSB0aGF0 IHdvdWxkIHRyaWdnZXIgb3RoZXIgT29wc2VzIHdvdWxkIGJlIGEgbWVtb3J5IGNvcnJ1cHRpb24N Cj4gPiAodXNlIGFmdGVyIGZyZWUgb3Igc29tZSBzdWNoIHRoaW5nPykuIFBlcmhhcHMgTGFycnkg Y291bGQgdHJ5IHR1cm5pbmcgb24NCj4gPiBzb21lIG9mIHRoZSBsZXNzIGludHJ1c2l2ZSBzbGFi IGRlYnVnZ2luZyBvcHRpb25zPw0KPiA+IA0KPiA+ID4gRG9pbmcgYSBrZXJuZWwgY29tcGlsZSBy ZWFsbHkgaXNuJ3QgdGhhdCBiYWQuIFRoZSBvbmx5IG5hc3R5IHBpZWNlIGlzDQo+ID4gPiBnZXR0 aW5nIHRoZSBrZXJuZWwgY29uZmlndXJhdGlvbiByaWdodCwgYnV0IHlvdSBjYW4ganVzdCB1c2Ug dGhlDQo+ID4gPiBkaXN0cm8gY29uZmlnLiBJdCdzIG11Y2ggdG9vIGJpZyBhbmQgY29udGFpbnMg ZXZlcnl0aGluZywgYnV0IGl0IHdpbGwNCj4gPiA+IHdvcmssIGFuZCBnZXRzIHlvdSBhcyBzaW1p bGFyIGEga2VybmVsIGFzIHBvc3NpYmxlLiBPZiBjb3Vyc2UsIFVidW50dQ0KPiA+ID4gaGFzIG1h ZGUgaW5zdGFsbGluZyB5b3VyIG93biBrZXJuZWwgc3R1cGlkbHkgY29tcGxpY2F0ZWQgKHlvdSBo YXZlIHRvDQo+ID4gPiBidWlsZCBhIHBhY2thZ2UgYW5kIGluc3RhbGwgaXQgdXNpbmcgdGhlIHBh Y2thZ2UgbWFuYWdlciksIGJ1dCB3aGlsZQ0KPiA+ID4gaXQncyBhbiBhbm5veWluZyBleHRyYSBz dGVwIG9yIHR3byAoY29tcGFyZWQgdG8ganVzdCBkb2luZyBhICJtYWtlDQo+ID4gPiBtb2R1bGVz X2luc3RhbGwgaW5zdGFsbCIpLCBpdCdzIG5vdCByb2NrZXQgc3VyZ2VyeS4gVGhlcmUncyBhIGZl dyBoZWxwDQo+ID4gPiBwYWdlcyBmb3IgaXQ6DQo+ID4gPiANCj4gPiA+ICAgICBodHRwczovL2hl bHAudWJ1bnR1LmNvbS9jb21tdW5pdHkvS2VybmVsL0NvbXBpbGUNCj4gPiA+IA0KPiA+ID4gYmVp bmcgdGhlIGZpcnN0IG9uZS4NCj4gPiA+IA0KPiA+ID4gICAgICAgICAgICAgICAgIExpbnVzDQo+ ID4gDQo+ID4gLS0gDQo+ID4gVHJvbmQgTXlrbGVidXN0DQo+ID4gTGludXggTkZTIGNsaWVudCBt YWludGFpbmVyDQo+ID4gDQo+ID4gTmV0QXBwDQo+ID4gVHJvbmQuTXlrbGVidXN0QG5ldGFwcC5j b20NCj4gPiB3d3cubmV0YXBwLmNvbQ0KPiANCg0KLS0gDQpUcm9uZCBNeWtsZWJ1c3QNCkxpbnV4 IE5GUyBjbGllbnQgbWFpbnRhaW5lcg0KDQpOZXRBcHANClRyb25kLk15a2xlYnVzdEBuZXRhcHAu Y29tDQp3d3cubmV0YXBwLmNvbQ0K