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 13:41:04 +0300 Message-ID: <20110720104104.GB2400@redhat.com> References: <20110720090044.GT2400@redhat.com> <20110720091145.GU2400@redhat.com> <20110720100133.GX2400@redhat.com> <20110720102438.GZ2400@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]:46666 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751244Ab1GTKlH convert rfc822-to-8bit (ORCPT ); Wed, 20 Jul 2011 06:41:07 -0400 Content-Disposition: inline In-Reply-To: Sender: kvm-owner@vger.kernel.org List-ID: On Wed, Jul 20, 2011 at 04:00:47PM +0530, Naresh Bhat wrote: > Hi All, >=20 > Is there anybody who faced similar kind of problems ? Is there any > patch available ? >=20 Only Intel can patch CPU. > Thanks > -Naresh Bhat >=20 > 2011/7/20 Gleb Natapov : > > On Wed, Jul 20, 2011 at 03:48:39PM +0530, Naresh Bhat wrote: > >> Hi Gleb, > >> > >> How can I differentiate or find out is it a production processor o= r not ? > > I don't know for sure but "model name" name from the output below d= oes > > not look like something that comes from production CPU. Try on anot= her > > CPU please. > > > >> If it not a production based processor. =9AIf I upgrade the BIOS w= ith > >> the latest suitable version will it work ? any idea ? > >> > > Have no idea. > > > >> root@Tux:~# cat /proc/cpuinfo > >> processor =9A =9A : 0 > >> vendor_id =9A =9A : GenuineIntel > >> cpu family =9A =9A: 6 > >> model =9A =9A =9A =9A : 26 > >> model name =9A =9A: Genuine Intel(R) CPU =9A =9A =9A =9A =9A @ 000= 0 @ 2.93GHz > >> stepping =9A =9A =9A: 2 > >> cpu MHz =9A =9A =9A =9A =9A =9A =9A : 2933.739 > >> cache size =9A =9A: 8192 KB > >> physical id =9A : 1 > >> siblings =9A =9A =9A: 8 > >> core id =9A =9A =9A =9A =9A =9A =9A : 0 > >> cpu cores =9A =9A : 4 > >> apicid =9A =9A =9A =9A =9A =9A =9A =9A: 16 > >> initial apicid =9A =9A =9A =9A: 16 > >> fpu =9A =9A =9A =9A =9A : yes > >> fpu_exception : yes > >> cpuid level =9A : 11 > >> wp =9A =9A =9A =9A =9A =9A: yes > >> flags =9A =9A =9A =9A : fpu vme de pse tsc msr pae mce cx8 apic se= p mtrr pge mca cmov > >> 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_sha= dow > >> vnmi flexpriority ept vpid > >> bogomips =9A =9A =9A: 5867.47 > >> clflush size =9A: 64 > >> cache_alignment =9A =9A =9A : 64 > >> address sizes : 40 bits physical, 48 bits virtual > >> power management: > >> > >> processor =9A =9A : 1 > >> vendor_id =9A =9A : GenuineIntel > >> cpu family =9A =9A: 6 > >> model =9A =9A =9A =9A : 26 > >> model name =9A =9A: Genuine Intel(R) CPU =9A =9A =9A =9A =9A @ 000= 0 @ 2.93GHz > >> stepping =9A =9A =9A: 2 > >> cpu MHz =9A =9A =9A =9A =9A =9A =9A : 2933.739 > >> cache size =9A =9A: 8192 KB > >> physical id =9A : 1 > >> siblings =9A =9A =9A: 8 > >> core id =9A =9A =9A =9A =9A =9A =9A : 1 > >> cpu cores =9A =9A : 4 > >> apicid =9A =9A =9A =9A =9A =9A =9A =9A: 18 > >> initial apicid =9A =9A =9A =9A: 18 > >> fpu =9A =9A =9A =9A =9A : yes > >> fpu_exception : yes > >> cpuid level =9A : 11 > >> wp =9A =9A =9A =9A =9A =9A: yes > >> flags =9A =9A =9A =9A : fpu vme de pse tsc msr pae mce cx8 apic se= p mtrr pge mca cmov > >> 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_sha= dow > >> vnmi flexpriority ept vpid > >> bogomips =9A =9A =9A: 5865.76 > >> clflush size =9A: 64 > >> cache_alignment =9A =9A =9A : 64 > >> address sizes : 40 bits physical, 48 bits virtual > >> power management: > >> .... > >> ............. > >> ....................... > >> > >> Thanks > >> -Naresh Bhat > >> > >> 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 mes= sages are > >> >> from kernel. =9ATill today I am not able to launch the with ful= l > >> >> virtualization support. =9AI am able to launch with the -no-kvm= option > >> >> to the above command-line. But still I can see the same message= s.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.kv= m.devel/45870 > >> >> > >> > And your cpu is production one? What "cat /proc/cpuinfo" on the = hoest > >> > shows? > >> > > >> >> Thanks > >> >> -Naresh Bhat > >> >> > >> >> On Wed, Jul 20, 2011 at 2:41 PM, Gleb Natapov = wrote: > >> >> > 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 -appe= nd "root=3D/dev/sda rw > >> >> >> ip=3Doff" -curses > >> >> >> > >> >> > Are you always get this error when you are trying the command= line above? > >> >> > > >> >> >> Thanks > >> >> >> -Naresh Bhat > >> >> >> > >> >> >> 2011/7/20 Gleb Natapov > >> >> >> > >> >> >> > On Wed, Jul 20, 2011 at 02:15:10PM +0530, Naresh Bhat wrot= e: > >> >> >> > > 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_C= RB > >> >> >> > > 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 GreenCi= ty > >> >> >> > > 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: Cons= umer - 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 Wi= thout kvm > >> >> >> > > support qemu manages to start. > >> >> >> > > > >> >> >> > > [ =9A213.729167] handle_exception: unexpected, vectoring= info 0x8000000d > >> >> >> > intr > >> >> >> > > info 0x80000b0d > >> >> >> > > [ =9A213.729169] handle_exception: unexpected, vectoring= info 0x8000000d > >> >> >> > intr > >> >> >> > > info 0x80000b0d > >> >> >> > > [ =9A213.729171] handle_exception: unexpected, vectoring= info 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. > >> > > > > > -- > > =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A =9A =9AGleb. > > >=20 >=20 >=20 > --=20 > "For things to change, we must change" > -Naresh Bhat -- Gleb.