WARNING: CPU random generator seem to be failing, disable hardware random number generation WARNING: RDRND generated: 0xffffffff 0xffffffff 0xffffffffff 0xffffffffffffff

[TWI]

Hello community,

since I updated the STM32 Cube IDE the following problem is displayed when entering the run or debug session.

WARNING: CPU random generator seem to be failing, disable hardware random number generation

WARNING: RDRND generated: 0xffffffff 0xffffffff 0xffffffffff 0xffffffffffffff

Have you had this before and possibly already a solution for it?

with kind regards

Tim

[KnarfB]

Looks like a bug on your host PC: https://www.reddit.com/r/AMDHelp/comments/itfgf4/cpu_random_generator_seem_to_be_failing/

hth

KnarfB

[TWI · Accepted solution]

Thank you for your answer :)

you are right, it was a problem on my host PC.

i have fixed the Problem on myself with a Bios Update from my mainboard.

https://arstechnica.com/gadgets/2019/10/how-a-months-old-amd-microcode-bug-destroyed-my-weekend/

with kind regards

Tim