I too have this issue. I am able to reproduce it with some regularity using a heavy computatoin (i.e. a few cores at 100%) and switcing between applciations (Zoom/Brave).
Jun 14 11:00:47 axoneme kernel: [ 4115.637580] NVRM: Xid (PCI:0000:09:00): 61, pid=1179, 0cec(3098) 00000000 00000000
CPU: Ryzen 3900x
GPU: 2060Super
Mobo: X570 Auruos pro wifi
Mem: ripjaw ddr4 3600