From mboxrd@z Thu Jan 1 00:00:00 1970 From: Evgenii Shatokhin Subject: Re: [BUG] kernel BUG at drivers/block/xen-blkfront.c:1711 Date: Mon, 11 Jul 2016 17:34:23 +0300 Message-ID: <5783AE6F.5070702@virtuozzo.com> References: <57553355.8050302@virtuozzo.com> <1465202552.15816.70.camel@citrix.com> <57835DEF.1090207@virtuozzo.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: George Dunlap Cc: Juergen Gross , Dario Faggioli , "xen-devel@lists.xen.org" , David Vrabel , Konstantin Khorenko , Roger Pau Monne List-Id: xen-devel@lists.xenproject.org T24gMTEuMDcuMjAxNiAxMzozNywgR2VvcmdlIER1bmxhcCB3cm90ZToKPiBPbiBNb24sIEp1bCAx MSwgMjAxNiBhdCA5OjUwIEFNLCBFdmdlbmlpIFNoYXRva2hpbgo+IDxlc2hhdG9raGluQHZpcnR1 b3p6by5jb20+IHdyb3RlOgo+PiBPbiAwNi4wNi4yMDE2IDExOjQyLCBEYXJpbyBGYWdnaW9saSB3 cm90ZToKPj4+Cj4+PiBKdXN0IENjLWluZyBzb21lIExpbnV4LCBibG9jaywgYW5kIFhlbiBvbiBD ZW50T1MgcGVvcGxlLi4uCj4+Pgo+Pgo+PiBQaW5nLgo+Pgo+PiBBbnkgc3VnZ2VzdGlvbnMgaG93 IHRvIGRlYnVnIHRoaXMgb3Igd2hhdCBtaWdodCBjYXVzZSB0aGUgcHJvYmxlbT8KPj4KPj4gT2J2 aW91c2x5LCB3ZSBjYW5ub3QgY29udHJvbCBYZW4gb24gdGhlIEFtYXpvbidzIHNlcnZlcnMuIEJ1 dCBwZXJoYXBzIHRoZXJlCj4+IGlzIHNvbWV0aGluZyB3ZSBjYW4gZG8gYXQgdGhlIGtlcm5lbCdz IHNpZGUsIGlzIGl0Pwo+Cj4gSSB0aGluayBwYXJ0IG9mIHRoZSBwcm9ibGVtIGlzIHRoYXQgeW91 ciByZXBvcnQgaGFzIGNvbmZ1c2VkIHBlb3BsZSBzbwo+IHRoYXQgZXZlcnlvbmUgY2MnZCB0aGlu a3MgaXQncyBzb21lb25lIGVsc2UncyBwcm9ibGVtLiA6LSkKPgo+IFRvIHdpdC4uCj4KPj4+PiBP bmUgb2Ygb3VyIHVzZXJzIGdldHMga2VybmVsIHBhbmljcyBmcm9tIHRpbWUgdG8gdGltZSB3aGVu IGhlIHRyaWVzCj4+Pj4gdG8KPj4+PiB1c2UgaGlzIEFtYXpvbiBFQzIgaW5zdGFuY2Ugd2l0aCBD ZW50T1M3IHg2NCBpbiBpdCBbMV0uIEtlcm5lbCBwYW5pYwo+Pj4+IGhhcHBlbnMgd2l0aGluIG1p bnV0ZXMgZnJvbSB0aGUgbW9tZW50IHRoZSBpbnN0YW5jZSBzdGFydHMuIFRoZQo+Pj4+IHByb2Js ZW0KPj4+PiBkb2VzIG5vdCBzaG93IHVwIGV2ZXJ5IHRpbWUsIGhvd2V2ZXIuCj4+Pj4KPj4+PiBU aGUgdXNlciBmaXJzdCBvYnNlcnZlZCB0aGUgcHJvYmxlbSB3aXRoIGEgY3VzdG9tIGtlcm5lbCwg YnV0IGl0IHdhcwo+Pj4+IGZvdW5kIGxhdGVyIHRoYXQgdGhlIHN0b2NrIGtlcm5lbCAzLjEwLjAt MzI3LjE4LjIuZWw3Lng4Nl82NCBmcm9tCj4+Pj4gQ2VudE9TNyB3YXMgYWZmZWN0ZWQgYXMgd2Vs bC4KPgo+IC4uLmJ5IG1lbnRpb25pbmcgdGhlIGV4YWN0IENlbnRPUyBrZXJuZWwgdmVyc2lvbiwg YnV0IG5vdCB0aGUgdmVyc2lvbgo+IG9mIHRoZSAiY3VzdG9tIGtlcm5lbCIgeW91IHVzZWQsIEkg c3VzcGVjdCB0aGUgcGVvcGxlIGZhbWlsaWFyIHdpdGgKPiBuZXRmcm9udCBmaWx0ZXJlZCB0aGlz IG91dCBhcyBzb21ldGhpbmcgdG8gYmUgdGFrZW4gY2FyZSBvZiBieSB0aGUKPiBDZW50T1MgLyBS SEVMIHN5c3RlbS4KClRoZSBjdXN0b20ga2VybmVsIGlzIGJhc2VkIG9uIHRoZSBzYW1lIFJIRUwn cyBrZXJuZWwgCjMuMTAuMC0zMjcuMTguMi5lbDcueDg2XzY0IGFzIHRoZSBvbmUgZnJvbSBDZW50 T1MgNy4gV2UgZGlkIG5vdCBjaGFuZ2UgClhlbi1yZWxhdGVkIHBhcnRzIHRoZXJlLgoKPgo+IElm IHlvdSBjYW4gcmVwcm9kdWNlIHRoaXMgd2l0aCBhIHJlbGF0aXZlbHkgcmVjZW50IHN0b2NrIGtl cm5lbCwKPiBwbGVhc2UgcG9zdCB0aGUga2VybmVsIHZlcnNpb24gYW5kIHRoZSBkZWJ1ZyBpbmZv cm1hdGlvbi4KPgo+IElmIHlvdSBjYW4ndCwgdGhlbiBpdCdzIGxpa2VseSB0byBiZSBhbiBpc3N1 ZSB0aGF0IFJIIG5lZWRzIHRvIHRha2UKPiBjYXJlIG9mIGJ5IGJhY2twb3J0aW5nIHdoYXRldmVy IGNoYW5nZSBmaXhlZCB0aGUgaXNzdWUuCgpUaGFua3MgZm9yIHRoZSBzdWdnZXN0aW9uLgoKWWVz LCBpZiB0aGUgcGF0Y2ggQm9iIExpdSBoYXMgcHJvcG9zZWQgZG9lcyBub3QgaGVscCwgSSB3aWxs IHRyeSB0byAKcmVwcm9kdWNlIHRoZSBwcm9ibGVtIG9uIGEgcmVjZW50IG1haW5saW5lIGtlcm5l bC4KClRoZSBkaWZmaWN1bHQgcGFydCBpcyB0aGF0IHRoZSBwcm9ibGVtIGlzIHJhdGhlciBoYXJk IHRvIHJlcHJvZHVjZSwgYnV0LCAKd2VsbCwgaXQgaXMgYW5vdGhlciBzdG9yeS4KCj4KPiBUaGFu a3MsCj4gICAtR2VvcmdlCj4gLgo+CgpSZWdhcmRzLApFdmdlbmlpCgpfX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhl bi1kZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHBzOi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK