Re: qemu-kvm throws error "handle_exception: unexpected, vectoring info..."

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On Wed, Jul 20, 2011 at 04:00:47PM +0530, Naresh Bhat wrote:
> Hi All,
> 
> Is there anybody who faced similar kind of problems ? Is there any
> patch available ?
> 
Only Intel can patch CPU.

> Thanks
> -Naresh Bhat
> 
> 2011/7/20 Gleb Natapov <gleb@xxxxxxxxxx>:
> > 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 or not ?
> > 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 ?
> >>
> > 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 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_shadow
> >> vnmi flexpriority ept vpid
> >> bogomips      : 5867.47
> >> clflush size  : 64
> >> cache_alignment       : 64
> >> address sizes : 40 bits physical, 48 bits virtual
> >> power management:
> >>
> >> 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 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_shadow
> >> vnmi flexpriority ept vpid
> >> bogomips      : 5865.76
> >> clflush size  : 64
> >> cache_alignment       : 64
> >> address sizes : 40 bits physical, 48 bits virtual
> >> power management:
> >> ....
> >> .............
> >> .......................
> >>
> >> Thanks
> >> -Naresh Bhat
> >>
> >> 2011/7/20 Gleb Natapov <gleb@xxxxxxxxxx>:
> >> > On Wed, Jul 20, 2011 at 03:02:59PM +0530, Naresh Bhat wrote:
> >> >> Hi Gleb,
> >> >>
> >> >> Yes,  I am always got this error message.  I feel these messages are
> >> >> from kernel.  Till today I am not able to launch the with full
> >> >> virtualization support.  I am able to launch with the -no-kvm option
> >> >> 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=0x) 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.  Please try with a production
> >> >> processor"
> >> >>
> >> >> from the link http://comments.gmane.org/gmane.comp.emulators.kvm.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 <gleb@xxxxxxxxxx> 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 -append "root=/dev/sda rw
> >> >> >> ip=off" -curses
> >> >> >>
> >> >> > Are you always get this error when you are trying the command line above?
> >> >> >
> >> >> >> Thanks
> >> >> >> -Naresh Bhat
> >> >> >>
> >> >> >> 2011/7/20 Gleb Natapov <gleb@xxxxxxxxxx>
> >> >> >>
> >> >> >> > 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..
> >> >> >> > >
> >> >> >> > > =========================================================================
> >> >> >> > > Board info:
> >> >> >> > > BIOS Revision                Txx052.01_CRB
> >> >> >> > > CSI RC Revision              01.03 RC1
> >> >> >> > > Memory RC Revision           01.03 RC4
> >> >> >> > > CSM Revision                 02.54
> >> >> >> > > Platform                     GreenCity
> >> >> >> > > Processor BSP Revision       106A2 - Nehalem B0
> >> >> >> > > Tylersburg Revision          TylersBurg - B0
> >> >> >> > > ICH Revision                 ICH10: Consumer - A0
> >> >> >> > > =========================================================================
> >> >> >> > >
> >> >> >> > > I am facing the following spammed error in dmesg. But Without kvm
> >> >> >> > > support qemu manages to start.
> >> >> >> > >
> >> >> >> > > [  213.729167] handle_exception: unexpected, vectoring info 0x8000000d
> >> >> >> > intr
> >> >> >> > > info 0x80000b0d
> >> >> >> > > [  213.729169] handle_exception: unexpected, vectoring info 0x8000000d
> >> >> >> > intr
> >> >> >> > > info 0x80000b0d
> >> >> >> > > [  213.729171] handle_exception: unexpected, vectoring info 0x8000000d
> >> >> >> > intr
> >> >> >> > > info 0x80000b0d
> >> >> >> > >
> >> >> >> > > Any patches available for the above error message ?
> >> >> >> > >
> >> >> >> > And your command line is...?
> >> >> >> >
> >> >> >> > --
> >> >> >> >                         Gleb.
> >> >> >> >
> >> >> >>
> >> >> >>
> >> >> >>
> >> >> >> --
> >> >> >> "For things to change, we must change"
> >> >> >> -Naresh Bhat
> >> >> >
> >> >> > --
> >> >> >                        Gleb.
> >> >> >
> >> >>
> >> >>
> >> >>
> >> >> --
> >> >> "For things to change, we must change"
> >> >> -Naresh Bhat
> >> >
> >> > --
> >> >                        Gleb.
> >> >
> >
> > --
> >                        Gleb.
> >
> 
> 
> 
> -- 
> "For things to change, we must change"
> -Naresh Bhat

--
			Gleb.
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