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Firmware typically only runs on a single hart. The SBI Hart State Management extension was introduced to allow running on a single hart and let the OS wake up all other harts.
On a system with sock…
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Model name: Lenovo Legion Y9000X IAH7
CPU model: 12th Gen Intel i7-12700H (20) @ 4.600GHz
GPU model: NVIDIA GeForce RTX 3060 Mobile / Max-Q
Keyboard backlight: single color with off/medium/bright
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As it can be noticed in the attached photo, when sudo is not use the serial number is null.
, 3 for seconds:
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May 11 16:04:37 PC kernel: [11151.455983] Lockdown: smbios-therm…