I’m not staff, so I can’t read error codes. But I can speculate what might be causing these crashes from your dxdiag. Possibly the Razer Synapse software issue is affecting you since you have a Death Adder, or maybe the Ryzen BiOS update issue.
If it’s not those, I would next look at your Nahimic sound software, as the overlay feature in this app can sometimes cause an issue. Here’s an older thread that talks about how to disable the overlay or the entire app.
Let me know how it goes 