From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gleb Natapov Subject: Re: qemu-kvm throws error "handle_exception: unexpected, vectoring info..." Date: Wed, 20 Jul 2011 13:24:39 +0300 Message-ID: <20110720102438.GZ2400@redhat.com> References: <20110720090044.GT2400@redhat.com> <20110720091145.GU2400@redhat.com> <20110720100133.GX2400@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=koi8-r Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: kvm@vger.kernel.org To: Naresh Bhat Return-path: Received: from mx1.redhat.com ([209.132.183.28]:8511 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750936Ab1GTKYn convert rfc822-to-8bit (ORCPT ); Wed, 20 Jul 2011 06:24:43 -0400 Content-Disposition: inline In-Reply-To: Sender: kvm-owner@vger.kernel.org List-ID: On Wed, Jul 20, 2011 at 03:48:39PM +0530, Naresh Bhat wrote: > Hi Gleb, >=20 > How can I differentiate or find out is it a production processor or n= ot ? I don't know for sure but "model name" name from the output below does not look like something that comes from production CPU. Try on another CPU please. > If it not a production based processor. If I upgrade the BIOS with > the latest suitable version will it work ? any idea ? >=20 Have no idea. > root@Tux:~# cat /proc/cpuinfo > processor : 0 > vendor_id : GenuineIntel > cpu family : 6 > model : 26 > model name : Genuine Intel(R) CPU @ 0000 @ 2.93GHz > stepping : 2 > cpu MHz : 2933.739 > cache size : 8192 KB > physical id : 1 > siblings : 8 > core id : 0 > cpu cores : 4 > apicid : 16 > initial apicid : 16 > fpu : yes > fpu_exception : yes > cpuid level : 11 > wp : yes > flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmo= v > pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx > rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology > nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 > cx16 xtpr pdcm dca sse4_1 sse4_2 x2apic popcnt lahf_lm ida tpr_shadow > vnmi flexpriority ept vpid > bogomips : 5867.47 > clflush size : 64 > cache_alignment : 64 > address sizes : 40 bits physical, 48 bits virtual > power management: >=20 > processor : 1 > vendor_id : GenuineIntel > cpu family : 6 > model : 26 > model name : Genuine Intel(R) CPU @ 0000 @ 2.93GHz > stepping : 2 > cpu MHz : 2933.739 > cache size : 8192 KB > physical id : 1 > siblings : 8 > core id : 1 > cpu cores : 4 > apicid : 18 > initial apicid : 18 > fpu : yes > fpu_exception : yes > cpuid level : 11 > wp : yes > flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmo= v > pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx > rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology > nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 > cx16 xtpr pdcm dca sse4_1 sse4_2 x2apic popcnt lahf_lm ida tpr_shadow > vnmi flexpriority ept vpid > bogomips : 5865.76 > clflush size : 64 > cache_alignment : 64 > address sizes : 40 bits physical, 48 bits virtual > power management: > .... > ............. > ....................... >=20 > Thanks > -Naresh Bhat >=20 > 2011/7/20 Gleb Natapov : > > On Wed, Jul 20, 2011 at 03:02:59PM +0530, Naresh Bhat wrote: > >> Hi Gleb, > >> > >> Yes, =9AI am always got this error message. =9AI feel these messag= es are > >> from kernel. =9ATill today I am not able to launch the with full > >> virtualization support. =9AI am able to launch with the -no-kvm op= tion > >> to the above command-line. But still I can see the same messages.I= am > >> connected to the target with ssh. > >> > >> After connecting the monitor and modifying command line for > >> kernel(vga=3D0x) behavior qemu-kvm similar as below > >> > >> A black screen with "VGA Blank mode" message in the middle. > >> > >> I saw a message from Avi Kitty saying that "The guest runs the vga > >> vios and hangs. =9APlease try with a production > >> processor" > >> > >> from the link http://comments.gmane.org/gmane.comp.emulators.kvm.d= evel/45870 > >> > > And your cpu is production one? What "cat /proc/cpuinfo" on the hoe= st > > shows? > > > >> Thanks > >> -Naresh Bhat > >> > >> On Wed, Jul 20, 2011 at 2:41 PM, Gleb Natapov wr= ote: > >> > On Wed, Jul 20, 2011 at 02:37:47PM +0530, Naresh Bhat wrote: > >> >> Hi Gleb, > >> >> > >> >> I am trying to launch with the following command. > >> >> > >> >> # qemu-kvm -kernel ./bzImage.bin -hda ./rootfs-vm.ext2 -append = "root=3D/dev/sda rw > >> >> ip=3Doff" -curses > >> >> > >> > Are you always get this error when you are trying the command li= ne above? > >> > > >> >> Thanks > >> >> -Naresh Bhat > >> >> > >> >> 2011/7/20 Gleb Natapov > >> >> > >> >> > On Wed, Jul 20, 2011 at 02:15:10PM +0530, Naresh Bhat wrote: > >> >> > > Hi All, > >> >> > > > >> >> > > I am using > >> >> > > 1. Kernel Version - linux-2.6.32 > >> >> > > 2. The QEMU-KVM package version is qemu-kvm-0.13.0 > >> >> > > > >> >> > > on the below hardware.. > >> >> > > > >> >> > > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D > >> >> > > Board info: > >> >> > > BIOS Revision =9A =9A =9A =9A =9A =9A =9A =9ATxx052.01_CRB > >> >> > > CSI RC Revision =9A =9A =9A =9A =9A =9A =9A01.03 RC1 > >> >> > > Memory RC Revision =9A =9A =9A =9A =9A 01.03 RC4 > >> >> > > CSM Revision =9A =9A =9A =9A =9A =9A =9A =9A 02.54 > >> >> > > Platform =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A GreenCity > >> >> > > Processor BSP Revision =9A =9A =9A 106A2 - Nehalem B0 > >> >> > > Tylersburg Revision =9A =9A =9A =9A =9ATylersBurg - B0 > >> >> > > ICH Revision =9A =9A =9A =9A =9A =9A =9A =9A ICH10: Consume= r - A0 > >> >> > > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D > >> >> > > > >> >> > > I am facing the following spammed error in dmesg. But Witho= ut kvm > >> >> > > support qemu manages to start. > >> >> > > > >> >> > > [ =9A213.729167] handle_exception: unexpected, vectoring in= fo 0x8000000d > >> >> > intr > >> >> > > info 0x80000b0d > >> >> > > [ =9A213.729169] handle_exception: unexpected, vectoring in= fo 0x8000000d > >> >> > intr > >> >> > > info 0x80000b0d > >> >> > > [ =9A213.729171] handle_exception: unexpected, vectoring in= fo 0x8000000d > >> >> > intr > >> >> > > info 0x80000b0d > >> >> > > > >> >> > > Any patches available for the above error message ? > >> >> > > > >> >> > And your command line is...? > >> >> > > >> >> > -- > >> >> > =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A Gleb. > >> >> > > >> >> > >> >> > >> >> > >> >> -- > >> >> "For things to change, we must change" > >> >> -Naresh Bhat > >> > > >> > -- > >> > =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A =9AGleb. > >> > > >> > >> > >> > >> -- > >> "For things to change, we must change" > >> -Naresh Bhat > > > > -- > > =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A =9AGleb. > > -- Gleb.