It is widely understood in the white supremacy community that this would happen. But they are a bunch of fucking dipshits.
Molly Conger has an excellent podcast that highlights people like this called “Weird Little Guys”. This tactic is mentioned in like 50% of episodes.
The funny thing about disasters is that they tend to bring out the best in people. Read Solnit’s A Paradise Built in Hell for a good survey of the phenomenon. Elites tend to panic and get the rest of us killed during a crisis while we the people are unfucking things cooperatively.