CVE-2024-53072 platform/x86/amd/pmc: Detect when STB is not available

In the Linux kernel, the following vulnerability has been resolved: platform/x86/amd/pmc: Detect when STB is not available Loading the amdpmc module as: amdpmc enablestb=1 ...can result in the following messages in the kernel ring buffer: amdpmc AMDI0009:00: SMU cmd failed. err: 0xff ioremap on R...