From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Clark Subject: Re: kernel BUG at arch/xen/i386/mm/hypervisor.c:99! Date: Tue, 25 Jan 2005 16:57:57 -0700 Message-ID: <41F6DD05.3040905@tmtrading.com> References: <20050125204348.GC8745@luffy.austin.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20050125204348.GC8745@luffy.austin.ibm.com> Sender: xen-devel-admin@lists.sourceforge.net Errors-To: xen-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: xen-devel@lists.sourceforge.net List-Id: xen-devel@lists.xenproject.org I am having a similar problem with xen 2.0.3. 2.6.10 in dom0, and 2.4.28 in dom1. Compiled the openafs kernel module, installed, insmod, etc... After a minute the console spews: Failed to execute MMU updates. invalid operand: 0000 CPU: 0 EIP: 0819:[] Tainted: P EFLAGS: 00010282 eax: 00000022 ebx: c0222300 ecx: cf612000 edx: fbff9000 esi: 00000000 edi: 0008a000 ebp: cf613e90 esp: cf613e84 ds: 0821 es: 0821 ss: 0821 Process master (pid: 325, stackpage=cf613000)<1> Stack: c01e8a20 00000163 cfcd6228 cf613ec8 c01202b9 cfcd6224 0c23c163 0008a000 0008a000 00400000 c0286d08 d048a000 d0488000 c0286d08 00002000 d0488000 0000000a cf613eec c012053a d0800000 00002000 000001f2 00000163 00000000 Call Trace: [] [] [] [] [] [] [] [] [] [] [] [] [] [] And the virtual machine eventually becomes complete unstable (will not shutdown properly). I have enabled kernel debugging, but the symols are not being resolved for some reason. Any help would be appreciated. Ryan Harper wrote: > Running more SMP tests, using -unstable from 2005-01-25: > > 2.6.10 w/ CONFIG_SMP dom0 and multiple CONFIG_SMP domU domains (2) with > vcpus (4 and 1 respectively) and encountered this inside a domU kernel > (4 vcpus). > > Failed to execute MMU updates. > ------------[ cut here ]------------ > kernel BUG at arch/xen/i386/mm/hypervisor.c:99! > invalid operand: 0000 [#1] > PREEMPT SMP DEBUG_PAGEALLOC > Modules linked in: > CPU: 0 > EIP: 0061:[] > > after this, both domUs are dead, though dom0 is still alive. > > Ryan Harper > > > ------------------------------------------------------- > This SF.Net email is sponsored by: IntelliVIEW -- Interactive Reporting > Tool for open source databases. Create drag-&-drop reports. Save time > by over 75%! Publish reports on the web. Export to DOC, XLS, RTF, etc. > Download a FREE copy at http://www.intelliview.com/go/osdn_nl > _______________________________________________ > Xen-devel mailing list > Xen-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/xen-devel > > !DSIG:41f6afae261951588610697! > ------------------------------------------------------- This SF.Net email is sponsored by: IntelliVIEW -- Interactive Reporting Tool for open source databases. Create drag-&-drop reports. Save time by over 75%! Publish reports on the web. Export to DOC, XLS, RTF, etc. Download a FREE copy at http://www.intelliview.com/go/osdn_nl