If you own a gun, you might be inclined to use it when the G-men come round to weld the doors to your home shut, as the Chinese government did as part of its very effective containment measures.
More like, there's always going to be a certain % of the population who believes the virus is overblown, and the measures the government are taking is too strict and/or bad for the economy. If those people also have guns, the situation gets much more dangerous.