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

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Hi All,

Is there anybody who faced similar kind of problems ? Is there any
patch available ?

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
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