From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Liu Subject: Re: Xen 4.7 crash Date: Mon, 6 Jun 2016 15:19:31 +0100 Message-ID: <20160606141931.GH14588@citrix.com> References: <2D1D4CC433A3D1448C10AC5545A3471DF1378C0B@Quimby.dw.local> <21ecc73a-80fd-29df-87fd-b99ef570823e@arm.com> <5755833B.4090105@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail6.bemta6.messagelabs.com ([85.158.143.247]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1b9vNX-0004vV-DM for xen-devel@lists.xenproject.org; Mon, 06 Jun 2016 14:19:43 +0000 Content-Disposition: inline In-Reply-To: <5755833B.4090105@arm.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Julien Grall Cc: Stefano Stabellini , Wei Liu , Aaron Cornelius , Ian Jackson , Jan Beulich , Xen-devel List-Id: xen-devel@lists.xenproject.org T24gTW9uLCBKdW4gMDYsIDIwMTYgYXQgMDM6MDU6NDdQTSArMDEwMCwgSnVsaWVuIEdyYWxsIHdy b3RlOgo+IChDQyBJYW4sIFN0ZWZhbm8gYW5kIFdlaSkKPiAKPiBIZWxsbyBBYXJvbiwKPiAKPiBP biAwNi8wNi8xNiAxNDo1OCwgQWFyb24gQ29ybmVsaXVzIHdyb3RlOgo+ID5PbiA2LzIvMjAxNiA1 OjA3IEFNLCBKdWxpZW4gR3JhbGwgd3JvdGU6Cj4gPj5IZWxsbyBBYXJvbiwKPiA+Pgo+ID4+T24g MDIvMDYvMjAxNiAwMjozMiwgQWFyb24gQ29ybmVsaXVzIHdyb3RlOgo+ID4+PlRoaXMgaXMgd2l0 aCBhIGN1c3RvbSBhcHBsaWNhdGlvbiwgd2UgdXNlIHRoZSBsaWJ4bCBBUElzIHRvIGludGVyYWN0 Cj4gPj4+d2l0aCBYZW4uICBEb21haW5zIGFyZSBjcmVhdGVkIHVzaW5nIHRoZSBsaWJ4bF9kb21h aW5fY3JlYXRlX25ldygpCj4gPj4+ZnVuY3Rpb24sIGFuZCBkb21haW5zIGFyZSBkZXN0cm95ZWQg dXNpbmcgdGhlIGxpYnhsX2RvbWFpbl9kZXN0cm95KCkKPiA+Pj5mdW5jdGlvbi4KPiA+Pj4KPiA+ Pj5UaGUgdGVzdCBpbiB0aGlzIGNhc2UgY3JlYXRlcyBhIGRvbWFpbiwgd2FpdHMgYSBtaW51dGUs IHRoZW4KPiA+Pj5kZWxldGVzL2NyZWF0ZXMgdGhlIG5leHQgZG9tYWluLCB3YWl0cyBhIG1pbnV0 ZSwgYW5kIHNvIG9uLiAgU28gSQo+ID4+PndvdWxkbid0IGJlIHN1cnByaXNlZCB0byBzZWUgdGhl IFZNSUQgb2NjYXNpb25hbGx5IGluZGljYXRlIHRoZXJlIGFyZSAyCj4gPj4+YWN0aXZlIGRvbWFp bnMgc2luY2UgdGhlcmUgY291bGQgYmUgb25lIGJlaW5nIGNyZWF0ZWQgYW5kIG9uZSBiZWluZwo+ ID4+PmRlc3Ryb3llZCBpbiBhIHZlcnkgc2hvcnQgdGltZS4gIEhvd2V2ZXIsIEkgd291bGRuJ3Qg ZXhwZWN0IHRvIGV2ZXIgaGF2ZQo+ID4+PjI1NiBkb21haW5zLgo+ID4+Cj4gPj5Zb3VyIGxvZyBo YXM6Cj4gPj4KPiA+PihYRU4pIGdyYW50X3RhYmxlLmM6MzI4ODpkMHYxIEdyYW50IHJlbGVhc2Ug KDApIHJlZjooOSkgZmxhZ3M6KDIpIGRvbTooMCkKPiA+PihYRU4pIGdyYW50X3RhYmxlLmM6MzI4 ODpkMHYxIEdyYW50IHJlbGVhc2UgKDEpIHJlZjooMTEpIGZsYWdzOigyKQo+ID4+ZG9tOigwKQo+ ID4+Cj4gPj5XaGljaCBzdWdnZXN0IHRoYXQgc29tZSBncmFudHMgYXJlIHN0aWxsIG1hcHBlZCBp biBET00wLgo+ID4+Cj4gPj4+Cj4gPj4+VGhlIEN1YmllVHJ1Y2sgb25seSBoYXMgMkdCIG9mIFJB TSwgSSBhbGxvY2F0ZSA1MTJNQiBmb3IgZG9tMCB3aGljaAo+ID4+Pm1lYW5zIHRoYXQgb25seSA0 OCBvZiB0aGUgdGhlIE1pcmFnZSBkb21haW5zICh3aXRoIDMyTUIgb2YgUkFNKSB3b3VsZAo+ID4+ PndvcmsgYXQgdGhlIHNhbWUgdGltZSBhbnl3YXkuICBXaGljaCBkb2Vzbid0IGFjY291bnQgZm9y IHRoZSB2YXJpb3VzCj4gPj4+aW50ZXItZG9tYWluIHJlc291cmNlcyBvciB0aGUgUkFNIHVzZWQg YnkgWGVuIGl0c2VsZi4KPiA+Pgo+ID4+QWxsIHRoZSBwYWdlcyB3aG8gYmVsb25ncyB0byB0aGUg ZG9tYWluIGNvdWxkIGhhdmUgYmVlbiBmcmVlZCBleGNlcHQgdGhlCj4gPj5vbmUgcmVmZXJlbmNl ZCBieSBET00wLiBTbyB0aGUgZm9vdHByaW50IG9mIHRoaXMgZG9tYWluIHdpbGwgYmUgbGltaXRl ZAo+ID4+YXQgdGhlIHRpbWUuCj4gPj4KPiA+Pkkgd291bGQgcmVjb21tZW5kIHlvdSB0byBjaGVj ayBob3cgbWFueSBkb21haW4gYXJlIHJ1bm5pbmcgYXQgdGhpcyB0aW1lCj4gPj5hbmQgaWYgRE9N MCBlZmZlY3RpdmVseSByZWxlYXNlZCBhbGwgdGhlIHJlc291cmNlcy4KPiA+Pgo+ID4+PklmIHRo ZSBwMm1fdGVhcmRvd24oKSBmdW5jdGlvbiBjaGVja2VkIGZvciBOVUxMIGl0IHdvdWxkIHByZXZl bnQgdGhlCj4gPj4+Y3Jhc2gsIGJ1dCBJIHN1c3BlY3QgWGVuIHdvdWxkIGJlIGp1c3QgYXMgYnJv a2VuIHNpbmNlIGFsbCBvZiBteQo+ID4+PnJlc291cmNlcyBoYXZlIGxlYWtlZCBhd2F5LiAgTW9y ZSBicm9rZW4gaW4gZmFjdCwgc2luY2UgaWYgdGhlIGJvYXJkCj4gPj4+cmVib290cyBhdCBsZWFz dCB0aGUgYXBwbGljYXRpb25zIHdpbGwgcmVzdGFydCBhbmQgZG9tYWlucyBjYW4gYmUKPiA+Pj5y ZWNyZWF0ZWQuCj4gPj4+Cj4gPj4+SXQgY2VydGFpbmx5IGFwcGVhcnMgdGhhdCBzb21lIHJlc291 cmNlcyBhcmUgbGVha2luZyB3aGVuIGRvbWFpbnMgYXJlCj4gPj4+ZGVsZXRlZCAocG9zc2libHkg b25seSBvbiB0aGUgQVJNIG9yIEFSTTMyIHBsYXRmb3JtcykuICBXZSB3aWxsIHRyeSB0bwo+ID4+ PmFkZCBzb21lIGRlYnVnIHByaW50cyBhbmQgc2VlIGlmIHdlIGNhbiBkaXNjb3ZlciBleGFjdGx5 IHdoYXQgaXMKPiA+Pj5nb2luZyBvbi4KPiA+Pgo+ID4+VGhlIGxlYWthZ2UgY291bGQgYWxzbyBo YXBwZW4gZnJvbSBET00wLiBGV0lXLCBJIGhhdmUgYmVlbiBhYmxlIHRvIGN5Y2xlCj4gPj4yMDAw IGd1ZXN0cyBvdmVyIHRoZSBuaWdodCBvbiBhbiBBUk0gcGxhdGZvcm1zLgo+ID4+Cj4gPgo+ID5X ZSd2ZSBkb25lIHNvbWUgbW9yZSB0ZXN0aW5nIHJlZ2FyZGluZyB0aGlzIGlzc3VlLiAgQW5kIGZ1 cnRoZXIgdGVzdGluZwo+ID5zaG93cyB0aGF0IGl0IGRvZXNuJ3QgbWF0dGVyIGlmIHdlIGRlbGV0 ZSB0aGUgdmNoYW5zIGJlZm9yZSB0aGUgZG9tYWlucwo+ID5hcmUgZGVsZXRlZC4gIFRob3NlIGFw cGVhciB0byBiZSBjbGVhbmVkIHVwIGNvcnJlY3RseSB3aGVuIHRoZSBkb21haW4gaXMKPiA+ZGVz dHJveWVkLgo+ID4KPiA+V2hhdCBkb2VzIHN0b3AgdGhpcyBpc3N1ZSBmcm9tIGhhcHBlbmluZyAo dXNpbmcgdGhlIHNhbWUgdmVyc2lvbiBvZiBYZW4KPiA+dGhhdCB0aGUgaXNzdWUgd2FzIGRldGVj dGVkIG9uKSBpcyByZW1vdmluZyBhbnkgbm9uLXN0YW5kYXJkIHhlbnN0b3JlCj4gPnJlZmVyZW5j ZXMgYmVmb3JlIGRlbGV0aW5nIHRoZSBkb21haW4uICBJbiB0aGlzIGNhc2Ugb3VyIGFwcGxpY2F0 aW9uCj4gPmFsbG9jYXRlcyBwZXJtaXNzaW9ucyBmb3IgY3JlYXRlZCBkb21haW5zIHRvIG5vbi1z dGFuZGFyZCB4ZW5zdG9yZQo+ID5wYXRocy4gIE1ha2luZyBzdXJlIHRvIHJlbW92ZSB0aG9zZSBk b21haW4gcGVybWlzc2lvbnMgYmVmb3JlIGRlbGV0aW5nCj4gPnRoZSBkb21haW4gcHJldmVudHMg dGhpcyBpc3N1ZSBmcm9tIGhhcHBlbmluZy4KPiAKPiBJIGFtIG5vdCBzdXJlIHRvIHVuZGVyc3Rh bmQgd2hhdCB5b3UgbWVhbiBoZXJlLiBDb3VsZCB5b3UgZ2l2ZSBhIHF1aWNrCj4gZXhhbXBsZT8K PiAKPiA+Cj4gPkl0IGRvZXMgbm90IGFwcGVhciB0byBtYXR0ZXIgaWYgd2UgZGVsZXRlIHRoZSBz dGFuZGFyZCBkb21haW4geGVuc3RvcmUKPiA+cGF0aCAoL2xvY2FsL2RvbWFpbi88aWQ+KSBzaW5j ZSBsaWJ4bCBoYW5kbGVzIHJlbW92aW5nIHRoaXMgcGF0aCB3aGVuCj4gPnRoZSBkb21haW4gaXMg ZGVzdHJveWVkLgo+ID4KPiA+QmFzZWQgb24gdGhpcyBJIHdvdWxkIGd1ZXNzIHRoYXQgdGhlIHhl bnN0b3JlIGlzIGhhbmdpbmcgb250byB0aGUgVk1JRC4KPiAKClRoaXMgaXMgYSBzb21ld2hhdCBz dHJhbmdlIGNvbmNsdXNpb24uIEkgZ3Vlc3MgdGhlIHJvb3QgY2F1c2UgaXMgc3RpbGwKdW5jbGVh ciBhdCB0aGlzIHBvaW50LgoKSXMgaXQgcG9zc2libGUgdGhhdCBzb21ldGhpbmcgZWxzZSB3aGF0 IHJlbHkgb24gdGhvc2UgeGVuc3RvcmUgbm9kZSB0bwpmcmVlIHVwIHJlc291cmNlcz8KCldlaS4K Cj4gUmVnYXJkcywKPiAKPiAtLSAKPiBKdWxpZW4gR3JhbGwKCl9fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRl dmVsQGxpc3RzLnhlbi5vcmcKaHR0cDovL2xpc3RzLnhlbi5vcmcveGVuLWRldmVsCg==