Same problem.
:~$ uname -a
Linux vagrale-desktop 4.8.0-58-generic #63~16.04.1-Ubuntu SMP Mon Jun 26
17:59:49 UTC 2017 i686 athlon i686 GNU/Linux
:~$ sudo dmidecode -t processor | grep Speed
Max Speed: 2700 MHz
Current Speed: 3052 MHz
:~$ dmesg | grep MHz
[ 0.000000] tsc: Detected 3033.770 MHz processor
[ 1.955784] tsc: Refined TSC clocksource calibration: 3033.664 MHz
:~$ lscpu | grep MHz
CPU MHz: 1500.000
CPU max MHz: 2700,0000
CPU min MHz: 800,0000
:~$ cpupower -c all frequency-info
analyzing CPU 0:
driver: acpi-cpufreq
CPUs which run at the same hardware frequency: 0
CPUs which need to have their frequency coordinated by software: 0
maximum transition latency: 4.0 us
hardware limits: 800 MHz - 2.70 GHz
available frequency steps: 2.70 GHz, 2.10 GHz, 1.50 GHz, 800 MHz
available cpufreq governors: conservative ondemand userspace powersave
performance
current policy: frequency should be within 800 MHz and 2.70 GHz.
The governor "ondemand" may decide which speed to use
within this range.
current CPU frequency: Unable to call hardware
current CPU frequency: 2.10 GHz (asserted by call to kernel)
boost state support:
Supported: no
Active: no
analyzing CPU 1:
driver: acpi-cpufreq
CPUs which run at the same hardware frequency: 1
CPUs which need to have their frequency coordinated by software: 1
maximum transition latency: 4.0 us
hardware limits: 800 MHz - 2.70 GHz
available frequency steps: 2.70 GHz, 2.10 GHz, 1.50 GHz, 800 MHz
available cpufreq governors: conservative ondemand userspace powersave
performance
current policy: frequency should be within 800 MHz and 2.70 GHz.
The governor "ondemand" may decide which speed to use
within this range.
current CPU frequency: Unable to call hardware
current CPU frequency: 2.70 GHz (asserted by call to kernel)
boost state support:
Supported: no
Active: no
:~$ cat /proc/cpuinfo
processor : 0
vendor_id : AuthenticAMD
cpu family : 16
model : 6
model name : AMD Athlon(tm) X2 215 Processor
stepping : 2
microcode : 0x10000c7
cpu MHz : 1500.000
cache size : 512 KB
physical id : 0
siblings : 2
core id : 0
cpu cores : 2
apicid : 0
initial apicid : 0
fdiv_bug : no
f00f_bug : no
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 5
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov
pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb
rdtscp lm 3dnowext 3dnow constant_tsc rep_good nonstop_tsc extd_apicid eagerfpu
pni monitor cx16 popcnt lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a
misalignsse 3dnowprefetch osvw ibs skinit wdt hw_pstate vmmcall npt lbrv
svm_lock nrip_save
bugs : tlb_mmatch apic_c1e fxsave_leak sysret_ss_attrs
bogomips : 6067.54
clflush size : 64
cache_alignment : 64
address sizes : 48 bits physical, 48 bits virtual
power management: ts ttp tm stc 100mhzsteps hwpstate
processor : 1
vendor_id : AuthenticAMD
cpu family : 16
model : 6
model name : AMD Athlon(tm) X2 215 Processor
stepping : 2
microcode : 0x10000c7
cpu MHz : 800.000
cache size : 512 KB
physical id : 0
siblings : 2
core id : 1
cpu cores : 2
apicid : 1
initial apicid : 1
fdiv_bug : no
f00f_bug : no
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 5
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov
pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb
rdtscp lm 3dnowext 3dnow constant_tsc rep_good nonstop_tsc extd_apicid eagerfpu
pni monitor cx16 popcnt lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a
misalignsse 3dnowprefetch osvw ibs skinit wdt hw_pstate vmmcall npt lbrv
svm_lock nrip_save
bugs : tlb_mmatch apic_c1e fxsave_leak sysret_ss_attrs
bogomips : 6067.54
clflush size : 64
cache_alignment : 64
address sizes : 48 bits physical, 48 bits virtual
power management: ts ttp tm stc 100mhzsteps hwpstate
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https://bugs.launchpad.net/bugs/379873
Title:
CPU Frequency Scaling Monitor reports incorrect CPU speeds when
overclocked
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/379873/+subscriptions
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