It is possible your Crucial RAM MEMORY is not compatible with the motherboard or Processor. I attached your Motherboard's QVL List for RAM MEMORY for Pinnacle Processors. I didn't see any Crucial RAM at 3200 speed listed. But the QVL list is probably out of date and not updated yet.
I would open a Crucial Support ticket and see if your RAM is compatible with Rzyen Pinnacle processors.
When I went to Crucial and inputted your motherboard there weren't any single 3200 Speed RAM Modules to show to be compatible with your motherboard: Memory RAM & SSD Upgrades | gigabyte | giga-byte motherboards | B450 AORUS M | Crucial.com
There are 30 Ballistix Sport LT RAM MEMORY listed below. This is just a partial list:
