Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754558AbcJEPEM (ORCPT ); Wed, 5 Oct 2016 11:04:12 -0400 Received: from mail-ua0-f182.google.com ([209.85.217.182]:36556 "EHLO mail-ua0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751233AbcJEPEK (ORCPT ); Wed, 5 Oct 2016 11:04:10 -0400 MIME-Version: 1.0 In-Reply-To: References: From: Sitsofe Wheeler Date: Wed, 5 Oct 2016 16:04:09 +0100 Message-ID: Subject: Re: BUG and Oops while trying to issue a discard to LVM on RAID1 md To: Jim Gill Cc: VMware PV-Drivers , "James E.J. Bottomley" , "Martin K. Petersen" , "linux-scsi@vger.kernel.org" , "linux-kernel@vger.kernel.org" Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 593 Lines: 15 On 4 October 2016 at 07:20, Sitsofe Wheeler wrote: > On 4 October 2016 at 07:17, Sitsofe Wheeler wrote: >> While trying to do a discard inside an ESXi 6 VM to an LVM device atop >> an md RAID1 device composed of two SATA SSDs passed up as a raw disk >> mappings through a PVSCSI controller, this BUG followed by an Oops was >> hit: >> >> [ 86.902888] ------------[ cut here ]------------ >> [ 86.904600] kernel BUG at arch/x86/kernel/pci-nommu.c:66! On a 4.8.0 kernel the problem seems to have shifted a bit: -- Sitsofe | http://sucs.org/~sits/