From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: kvm_rmap_desc: Can't free all objects Date: Thu, 11 Oct 2007 08:56:47 +0200 Message-ID: <470DC92F.2000003@qumranet.com> References: <10EA09EFD8728347A513008B6B0DA77A023648F4@pdsmsx411.ccr.corp.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel To: "Dong, Eddie" Return-path: In-Reply-To: <10EA09EFD8728347A513008B6B0DA77A023648F4-wq7ZOvIWXbNpB2pF5aRoyrfspsVTdybXVpNB7YpNyf8@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: kvm.vger.kernel.org Dong, Eddie wrote: > Avi: > Time to time, I see this error message, any typo exist? > thx,eddie > > > slab error in kmem_cache_destroy(): cache `kvm_rmap_desc': Can't free > all objects > > Call Trace: > [] kmem_cache_destroy+0x93/0xdc > [] :kvm:kvm_mmu_module_exit+0x23/0x37 > [] :kvm:kvm_exit+0x26/0x31 > [] sys_delete_module+0x1b4/0x1e5 > [] __up_write+0x14/0x108 > [] sys_munmap+0x4b/0x58 > [] system_call+0x7e/0x83 > I saw this yesterday and an debugging it now... It's caused by the mmu not handling permissions changing on a pde correctly. -- Do not meddle in the internals of kernels, for they are subtle and quick to panic. ------------------------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Still grepping through log files to find problems? Stop. Now Search log events and configuration files using AJAX and a browser. Download your FREE copy of Splunk now >> http://get.splunk.com/