I figured it out, i have to use sudo

On Sat, Jul 14, 2018 at 8:16 PM, Ryan Wang <ryan.jb.w...@gmail.com> wrote:

> Hi Ciro,
> I am using the image and kernel provided from the gem5 website, see the
> command line below. Not sure how to check the gem5 version, but I
> downloaded it 3 months ago.
>
> build/X86/gem5.opt configs/example/fs.py --disk-image=linux-x86.img
> --cpu-type=X86KvmCPU --kernel=x86_64-vmlinux-2.6.22.9
>
> On Sat, Jul 14, 2018 at 8:19 AM, Ciro Santilli <ciro.santi...@gmail.com>
> wrote:
>
>> What is your image, kernel, gem5 revision, full gem5 command line, are
>> there any terminal messages.
>>
>> On Sat, Jul 14, 2018 at 2:43 AM, Ryan Wang <ryan.jb.w...@gmail.com>
>> wrote:
>>
>>> Hi,
>>> I was trying to use x86KvmCPU, and got a panic in the beginning of the
>>> run: panic: PerfKvmCounter::open failed (13)
>>>
>>> I saw that there are some patches from Jason that should solve a
>>> different error seen by some others, which I don't think related to this.
>>> I have kvm enabled in my machine and I can run qemu in kvm mode without
>>> problem.
>>>
>>> Has anyone seen this before? Does anyone have any clue of which part I
>>> could have missed?
>>>
>>>
>>>
>>> -- info: KVM: Coalesced MMIO disabled by config.
>>> warn: x86 cpuid family 0x0000: unimplemented function 2
>>> warn: x86 cpuid family 0x0000: unimplemented function 3
>>> warn: x86 cpuid family 0x0000: unimplemented function 4
>>> warn: x86 cpuid family 0x0000: unimplemented function 5
>>> warn: x86 cpuid family 0x0000: unimplemented function 6
>>> info: Entering event queue @ 0. #1. Starting simulation...
>>>       0: system.cpu: Attaching cycle counter...
>>> panic: PerfKvmCounter::open failed (13)
>>> Memory Usage: 4490108 KBytes
>>> Program aborted at tick 0
>>>
>>> Your help is appreciated.
>>>
>>> Regards,
>>> Ryan
>>>
>>> _______________________________________________
>>> gem5-users mailing list
>>> gem5-users@gem5.org
>>> http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users
>>>
>>
>>
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>
>
>
> --
> Regards,
> Ryan
>



-- 
Regards,
Ryan
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