Comment # 4 on bug 1185513 from Hans de Jong

Same problem here:

[    1.821442] ACPI BIOS Error (bug): Could not resolve symbol
[\_PR.CPU0._CPC], AE_NOT_FOUND (20210105/psargs-330)
[    1.821478] ACPI Error: Aborting method \_PR.CPU1._CPC due to previous error
(AE_NOT_FOUND) (20210105/psparse-529)
[    1.821629] ACPI BIOS Error (bug): Could not resolve symbol
[\_PR.CPU0._CPC], AE_NOT_FOUND (20210105/psargs-330)
[    1.821664] ACPI Error: Aborting method \_PR.CPU2._CPC due to previous error
(AE_NOT_FOUND) (20210105/psparse-529)
[    1.821812] ACPI BIOS Error (bug): Could not resolve symbol
[\_PR.CPU0._CPC], AE_NOT_FOUND (20210105/psargs-330)
[    1.821848] ACPI Error: Aborting method \_PR.CPU3._CPC due to previous error
(AE_NOT_FOUND) (20210105/psparse-529)
[    1.821961] ACPI BIOS Error (bug): Could not resolve symbol
[\_PR.CPU0._CPC], AE_NOT_FOUND (20210105/psargs-330)
[    1.821993] ACPI Error: Aborting method \_PR.CPU4._CPC due to previous error
(AE_NOT_FOUND) (20210105/psparse-529)
[    1.822062] ACPI BIOS Error (bug): Could not resolve symbol
[\_PR.CPU0._CPC], AE_NOT_FOUND (20210105/psargs-330)
[    1.822094] ACPI Error: Aborting method \_PR.CPU5._CPC due to previous error
(AE_NOT_FOUND) (20210105/psparse-529)
[    1.822203] ACPI BIOS Error (bug): Could not resolve symbol
[\_PR.CPU0._CPC], AE_NOT_FOUND (20210105/psargs-330)
[    1.822234] ACPI Error: Aborting method \_PR.CPU6._CPC due to previous error
(AE_NOT_FOUND) (20210105/psparse-529)
[    1.822336] ACPI BIOS Error (bug): Could not resolve symbol
[\_PR.CPU0._CPC], AE_NOT_FOUND (20210105/psargs-330)
[    1.822367] ACPI Error: Aborting method \_PR.CPU7._CPC due to previous error
(AE_NOT_FOUND) (20210105/psparse-529)