'cpupower frequency-info' command crashes with 'Floating point exception' and generates coredump after updating kernel-tools to 3.10.0-862.el7.x86_64 on vmware guest with AMD cpu model 23.
Issue
- 'cpupower frequency-info' command crashes with 'Floating point exception' and generates coredump after updating kernel-tools to 3.10.0-862.el7.x86_64 on vmware guest with AMD cpu model 23.
# cpupower frequency-info
analyzing CPU 0:
no or unknown cpufreq driver is active on this CPU
CPUs which run at the same hardware frequency: Not Available
CPUs which need to have their frequency coordinated by software: Not Available
maximum transition latency: Cannot determine or is not supported.
hardware limits: Not Available
available cpufreq governors: Not Available
Unable to determine current policy
current CPU frequency: Unable to call hardware
current CPU frequency: Unable to call to kernel
boost state support:
Supported: no
Active: no
Floating point exception (core dumped)
Environment
- kernel-tools-3.10.0-862.el7.x86_64 or later.
- Vmware guest with AMD cpu and model 23.
- Red Hat Enterprise Linux 7.
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