Corrupted data packets inside volatile memory (RAM) or memory controllers.
WHEA_UNCORRECTABLE_ERROR (124) A fatal hardware error has occurred. Parameter 1: Bank number (0x3) Parameter 2: MCi_STATUS = 0xfe000000000c0f35 Parameter 3: MCi_ADDR = 0x1a3f0000 **Link: UPI Link 1 - Poisoned packet** x64 exception type 0x12 machinecheck exception link
The machine check exception is a guardian of data integrity. Treat its “link” as a map to the treasure—or in this case, the fault. Corrupted data packets inside volatile memory (RAM) or
When a hardware anomaly crosses a severe boundary, the CPU populates these MCA registers with diagnostic hex codes and asserts a #MC signal, forcing the operating system to halt. Root Causes of Machine Check Exceptions x64 exception type 0x12 machinecheck exception link
The 0x12 MCE is a "Machine Check" exception (often triggered by Intel processors), indicating a hardware failure. Common causes include: