From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from relay.sgi.com (relay1.corp.sgi.com [137.38.102.111]) by oss.sgi.com (Postfix) with ESMTP id E35937F51 for ; Tue, 16 Dec 2014 05:08:25 -0600 (CST) Received: from cuda.sgi.com (cuda1.sgi.com [192.48.157.11]) by relay1.corp.sgi.com (Postfix) with ESMTP id B29AF8F8049 for ; Tue, 16 Dec 2014 03:08:22 -0800 (PST) Received: from smtp5-g21.free.fr (smtp5-g21.free.fr [212.27.42.5]) by cuda.sgi.com with ESMTP id G6ByjfKDujRjYAXG (version=TLSv1 cipher=AES256-SHA bits=256 verify=NO) for ; Tue, 16 Dec 2014 03:08:20 -0800 (PST) Received: from harpe.intellique.com (unknown [82.225.196.72]) by smtp5-g21.free.fr (Postfix) with ESMTP id E24D3D4802A for ; Tue, 16 Dec 2014 12:06:39 +0100 (CET) Date: Tue, 16 Dec 2014 12:08:21 +0100 From: Emmanuel Florac Subject: Re: easily reproducible filesystem crash on rebuilding array [XFS bug in my book] Message-ID: <20141216120821.587cf104@harpe.intellique.com> In-Reply-To: <20141215132500.13210fdb@harpe.intellique.com> References: <20141211123936.1f3d713d@harpe.intellique.com> <20141215130715.4dfaaa8e@harpe.intellique.com> <20141215132500.13210fdb@harpe.intellique.com> MIME-Version: 1.0 List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xfs-bounces@oss.sgi.com Sender: xfs-bounces@oss.sgi.com To: xfs@oss.sgi.com TGUgTW9uLCAxNSBEZWMgMjAxNCAxMzoyNTowMCArMDEwMApFbW1hbnVlbCBGbG9yYWMgPGVmbG9y YWNAaW50ZWxsaXF1ZS5jb20+IMOpY3JpdmFpdDoKCj4gUmVhZGluZyB0aGUgc291cmNlIEkgc2Vl IHRoYXQgdGhlIGVycm9yIG9jY3VyZWQgaW4geGZzX2J1Zl9yZWFkX21hcCwgSQo+IHN1cHBvc2Ug aXQncyB3aGVuIHhmc2J1ZmQgdHJpZXMgdG8gc2NhbiBkaXJ0eSBtZXRhZGF0YT8gVGhpcyBpcyBh IHJlYWQKPiBlcnJvciwgc28gaXQgY291bGQgdmVyeSB3ZWxsIGJlIGEgc2ltcGxlIElPIHN0YXJ2 YXRpb24gYXQgdGhlCj4gY29udHJvbGxlciBsZXZlbCAoYXMgdGhlIGNvbnRyb2xsZXIgcHJvYmFi bHkgZ2l2ZXMgcHJpb3JpdHkgdG8KPiB3aGF0ZXZlciB3cml0ZXMgYXJlIHBlbmRpbmcgb3ZlciBy ZWFkcykuCj4gCj4gTWF5YmUgc2V0dGluZyB4ZnNidWZkX2NlbnRpc2VjcyB0byB0aGUgbWF4IGNv dWxkIGhlbHAgaGVyZT8gVHJ5aW5nCj4gcmlnaHQgYXdheS4uLiBBbnkgYWR2aWNlIHdlbGNvbWUu Cj4gCgpBbGFzLCBzYW1lIHRoaW5nOwoKZG1lc2cgb3V0cHV0OgoKCmZmZmY4ODAwZGYxZjUwMjA6 IDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwICAuLi4uLi4u Li4uLi4uLi4uCmZmZmY4ODAwZGYxZjUwMzA6IDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAw IDAwIDAwIDAwIDAwIDAwIDAwICAuLi4uLi4uLi4uLi4uLi4uClhGUyAoZG0tMCk6IE1ldGFkYXRh IGNvcnJ1cHRpb24gZGV0ZWN0ZWQgYXQgeGZzX2lub2RlX2J1Zl92ZXJpZnkrMHg2Yy8weGIwLCBi bG9jayAweGVmZmZmZmY0MApYRlMgKGRtLTApOiBVbm1vdW50IGFuZCBydW4geGZzX3JlcGFpcgpY RlMgKGRtLTApOiBGaXJzdCA2NCBieXRlcyBvZiBjb3JydXB0ZWQgbWV0YWRhdGEgYnVmZmVyOgpm ZmZmODgwMGRmMWY1MDAwOiAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAw MCAwMCAwMCAgLi4uLi4uLi4uLi4uLi4uLgpmZmZmODgwMGRmMWY1MDEwOiAwMCAwMCAwMCAwMCAw MCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAgLi4uLi4uLi4uLi4uLi4uLgpmZmZm ODgwMGRmMWY1MDIwOiAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAw MCAwMCAgLi4uLi4uLi4uLi4uLi4uLgpmZmZmODgwMGRmMWY1MDMwOiAwMCAwMCAwMCAwMCAwMCAw MCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAgLi4uLi4uLi4uLi4uLi4uLgpYRlMgKGRt LTApOiBNZXRhZGF0YSBjb3JydXB0aW9uIGRldGVjdGVkIGF0IHhmc19pbm9kZV9idWZfdmVyaWZ5 KzB4NmMvMHhiMCwgYmxvY2sgMHhlZmZmZmZmNDAKWEZTIChkbS0wKTogVW5tb3VudCBhbmQgcnVu IHhmc19yZXBhaXIKWEZTIChkbS0wKTogRmlyc3QgNjQgYnl0ZXMgb2YgY29ycnVwdGVkIG1ldGFk YXRhIGJ1ZmZlcjoKZmZmZjg4MDBkZjFmNTAwMDogMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAg MDAgMDAgMDAgMDAgMDAgMDAgMDAgIC4uLi4uLi4uLi4uLi4uLi4KZmZmZjg4MDBkZjFmNTAxMDog MDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgIC4uLi4uLi4u Li4uLi4uLi4KZmZmZjg4MDBkZjFmNTAyMDogMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAg MDAgMDAgMDAgMDAgMDAgMDAgIC4uLi4uLi4uLi4uLi4uLi4KZmZmZjg4MDBkZjFmNTAzMDogMDAg MDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgIC4uLi4uLi4uLi4u Li4uLi4KWEZTIChkbS0wKTogTWV0YWRhdGEgY29ycnVwdGlvbiBkZXRlY3RlZCBhdCB4ZnNfaW5v ZGVfYnVmX3ZlcmlmeSsweDZjLzB4YjAsIGJsb2NrIDB4ZWZmZmZmZjQwClhGUyAoZG0tMCk6IFVu bW91bnQgYW5kIHJ1biB4ZnNfcmVwYWlyClhGUyAoZG0tMCk6IEZpcnN0IDY0IGJ5dGVzIG9mIGNv cnJ1cHRlZCBtZXRhZGF0YSBidWZmZXI6CmZmZmY4ODAwZGYxZjUwMDA6IDAwIDAwIDAwIDAwIDAw IDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwICAuLi4uLi4uLi4uLi4uLi4uCmZmZmY4 ODAwZGYxZjUwMTA6IDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAw IDAwICAuLi4uLi4uLi4uLi4uLi4uCmZmZmY4ODAwZGYxZjUwMjA6IDAwIDAwIDAwIDAwIDAwIDAw IDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwICAuLi4uLi4uLi4uLi4uLi4uCmZmZmY4ODAw ZGYxZjUwMzA6IDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAw ICAuLi4uLi4uLi4uLi4uLi4uClhGUyAoZG0tMCk6IE1ldGFkYXRhIGNvcnJ1cHRpb24gZGV0ZWN0 ZWQgYXQgeGZzX2lub2RlX2J1Zl92ZXJpZnkrMHg2Yy8weGIwLCBibG9jayAweGVmZmZmZmY0MApY RlMgKGRtLTApOiBVbm1vdW50IGFuZCBydW4geGZzX3JlcGFpcgpYRlMgKGRtLTApOiBGaXJzdCA2 NCBieXRlcyBvZiBjb3JydXB0ZWQgbWV0YWRhdGEgYnVmZmVyOgpmZmZmODgwMGRmMWY1MDAwOiAw MCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAgLi4uLi4uLi4u Li4uLi4uLgpmZmZmODgwMGRmMWY1MDEwOiAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAw MCAwMCAwMCAwMCAwMCAwMCAgLi4uLi4uLi4uLi4uLi4uLgpmZmZmODgwMGRmMWY1MDIwOiAwMCAw MCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAgLi4uLi4uLi4uLi4u Li4uLgpmZmZmODgwMGRmMWY1MDMwOiAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAw MCAwMCAwMCAwMCAwMCAgLi4uLi4uLi4uLi4uLi4uLgpYRlMgKGRtLTApOiBNZXRhZGF0YSBjb3Jy dXB0aW9uIGRldGVjdGVkIGF0IHhmc19pbm9kZV9idWZfdmVyaWZ5KzB4NmMvMHhiMCwgYmxvY2sg MHhlZmZmZmZmNDAKWEZTIChkbS0wKTogVW5tb3VudCBhbmQgcnVuIHhmc19yZXBhaXIKWEZTIChk bS0wKTogRmlyc3QgNjQgYnl0ZXMgb2YgY29ycnVwdGVkIG1ldGFkYXRhIGJ1ZmZlcjoKZmZmZjg4 MDBkZjFmNTAwMDogMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAg MDAgIC4uLi4uLi4uLi4uLi4uLi4KZmZmZjg4MDBkZjFmNTAxMDogMDAgMDAgMDAgMDAgMDAgMDAg MDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgIC4uLi4uLi4uLi4uLi4uLi4KZmZmZjg4MDBk ZjFmNTAyMDogMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAg IC4uLi4uLi4uLi4uLi4uLi4KZmZmZjg4MDBkZjFmNTAzMDogMDAgMDAgMDAgMDAgMDAgMDAgMDAg MDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgIC4uLi4uLi4uLi4uLi4uLi4KWEZTIChkbS0wKTog TWV0YWRhdGEgY29ycnVwdGlvbiBkZXRlY3RlZCBhdCB4ZnNfaW5vZGVfYnVmX3ZlcmlmeSsweDZj LzB4YjAsIGJsb2NrIDB4ZWZmZmZmZjQwClhGUyAoZG0tMCk6IFVubW91bnQgYW5kIHJ1biB4ZnNf cmVwYWlyClhGUyAoZG0tMCk6IEZpcnN0IDY0IGJ5dGVzIG9mIGNvcnJ1cHRlZCBtZXRhZGF0YSBi dWZmZXI6CmZmZmY4ODAwZGYxZjUwMDA6IDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAw IDAwIDAwIDAwIDAwIDAwICAuLi4uLi4uLi4uLi4uLi4uCmZmZmY4ODAwZGYxZjUwMTA6IDAwIDAw IDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwICAuLi4uLi4uLi4uLi4u Li4uCmZmZmY4ODAwZGYxZjUwMjA6IDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAw IDAwIDAwIDAwIDAwICAuLi4uLi4uLi4uLi4uLi4uCmZmZmY4ODAwZGYxZjUwMzA6IDAwIDAwIDAw IDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwIDAwICAuLi4uLi4uLi4uLi4uLi4u ClhGUyAoZG0tMCk6IE1ldGFkYXRhIGNvcnJ1cHRpb24gZGV0ZWN0ZWQgYXQgeGZzX2lub2RlX2J1 Zl92ZXJpZnkrMHg2Yy8weGIwLCBibG9jayAweGVmZmZmZmY0MApYRlMgKGRtLTApOiBVbm1vdW50 IGFuZCBydW4geGZzX3JlcGFpcgpYRlMgKGRtLTApOiBGaXJzdCA2NCBieXRlcyBvZiBjb3JydXB0 ZWQgbWV0YWRhdGEgYnVmZmVyOgpmZmZmODgwMGRmMWY1MDAwOiAwMCAwMCAwMCAwMCAwMCAwMCAw MCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAgLi4uLi4uLi4uLi4uLi4uLgpmZmZmODgwMGRm MWY1MDEwOiAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAg Li4uLi4uLi4uLi4uLi4uLgpmZmZmODgwMGRmMWY1MDIwOiAwMCAwMCAwMCAwMCAwMCAwMCAwMCAw MCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAgLi4uLi4uLi4uLi4uLi4uLgpmZmZmODgwMGRmMWY1 MDMwOiAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAwMCAgLi4u Li4uLi4uLi4uLi4uLgpYRlMgKGRtLTApOiBNZXRhZGF0YSBjb3JydXB0aW9uIGRldGVjdGVkIGF0 IHhmc19pbm9kZV9idWZfdmVyaWZ5KzB4NmMvMHhiMCwgYmxvY2sgMHhlZmZmZmZmNDAKWEZTIChk bS0wKTogVW5tb3VudCBhbmQgcnVuIHhmc19yZXBhaXIKWEZTIChkbS0wKTogRmlyc3QgNjQgYnl0 ZXMgb2YgY29ycnVwdGVkIG1ldGFkYXRhIGJ1ZmZlcjoKZmZmZjg4MDBkZjFmNTAwMDogMDAgMDAg MDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgIC4uLi4uLi4uLi4uLi4u Li4KZmZmZjg4MDBkZjFmNTAxMDogMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAg MDAgMDAgMDAgMDAgIC4uLi4uLi4uLi4uLi4uLi4KZmZmZjg4MDBkZjFmNTAyMDogMDAgMDAgMDAg MDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgIC4uLi4uLi4uLi4uLi4uLi4K ZmZmZjg4MDBkZjFmNTAzMDogMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAgMDAg MDAgMDAgMDAgIC4uLi4uLi4uLi4uLi4uLi4KWEZTIChkbS0wKTogbWV0YWRhdGEgSS9PIGVycm9y OiBibG9jayAweGVmZmZmZmY0MCAoInhmc190cmFuc19yZWFkX2J1Zl9tYXAiKSBlcnJvciAxMTcg bnVtYmxrcyAxNgpYRlMgKGRtLTApOiB4ZnNfZG9fZm9yY2Vfc2h1dGRvd24oMHgxKSBjYWxsZWQg ZnJvbSBsaW5lIDM4MyBvZiBmaWxlIGZzL3hmcy94ZnNfdHJhbnNfYnVmLmMuICBSZXR1cm4gYWRk cmVzcyA9IDB4ZmZmZmZmZmY4MTI1Y2M5MApYRlMgKGRtLTApOiBJL08gRXJyb3IgRGV0ZWN0ZWQu IFNodXR0aW5nIGRvd24gZmlsZXN5c3RlbQpYRlMgKGRtLTApOiBQbGVhc2UgdW1vdW50IHRoZSBm aWxlc3lzdGVtIGFuZCByZWN0aWZ5IHRoZSBwcm9ibGVtKHMpClhGUyAoZG0tMCk6IHhmc19pbWFw X3RvX2JwOiB4ZnNfdHJhbnNfcmVhZF9idWYoKSByZXR1cm5lZCBlcnJvciAxMTcuClhGUyAoZG0t MCk6IHhmc19sb2dfZm9yY2U6IGVycm9yIDUgcmV0dXJuZWQuClhGUyAoZG0tMCk6IHhmc19sb2df Zm9yY2U6IGVycm9yIDUgcmV0dXJuZWQuCgpUaGVyZSBpcyBubyBJTyBlcnJvciBhdCB0aGUgUkFJ RCBjb250cm9sbGVyIGxldmVsLCBhdCBhbGwuIFRoZSBidWZmZXIKaGFzbid0IGJlZW4gb3Zlcndy aXR0ZW4gd2l0aCB6ZXJvcywgSSdtIHByZXR0eSBzdXJlIGl0IGFjdHVhbGx5IHRpbWVkCm91dCBh bmQganVzdCByZWFkIG5vdGhpbmcuIFRoaXMgaXMgbm90IGEgY2FzZSBmb3IgYW4gSU8gZXJyb3Ig SU1PLCBhCnJldHJ5IHdvdWxkIGFsbW9zdCBjZXJ0YWlubHkgc3VjY2VlZDsgYWZ0ZXIgYWxsIHRo ZSBwcm9ibGVtIG9jY3VycmVkCmFmdGVyIG1vcmUgdGhhbiA4IGhvdXJzIG9mIGNvbnRpbnVvdXMg aGVhdnkgcmVhZC93cml0ZSBhY3Rpdml0eS4KCi0tIAotLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0KRW1tYW51ZWwg RmxvcmFjICAgICB8ICAgRGlyZWN0aW9uIHRlY2huaXF1ZQogICAgICAgICAgICAgICAgICAgIHwg ICBJbnRlbGxpcXVlCiAgICAgICAgICAgICAgICAgICAgfAk8ZWZsb3JhY0BpbnRlbGxpcXVlLmNv bT4KICAgICAgICAgICAgICAgICAgICB8ICAgKzMzIDEgNzggOTQgODQgMDIKLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwp4ZnMg bWFpbGluZyBsaXN0Cnhmc0Bvc3Muc2dpLmNvbQpodHRwOi8vb3NzLnNnaS5jb20vbWFpbG1hbi9s aXN0aW5mby94ZnMK