Jackson Custom exception regression issue

JacksonRegressionTest.java

import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.module.scala.DefaultScalaModule;
import org.junit.Test;
import java.io.IOException;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.core.Is.is;
public class JacksonRegressionTest {
    @Test
    public void jacksonRegressionTest() throws IOException {
        SomeException ex = new SomeException("message");
        ObjectMapper mapper = new ObjectMapper().registerModule(new DefaultScalaModule());
        final String exceptionAsString = mapper.writeValueAsString(ex);
        final SomeException someException = mapper.readValue(exceptionAsString, SomeException.class);
        assertThat(someException.getMessage(), is("message"));
    }

    @SuppressWarnings("UnusedDeclaration")
    public static class SomeException extends RuntimeException {
        private  Object[] args;
        public SomeException(String message) {
            super(message);
        }
        public SomeException(String message, Throwable cause, Object... args) {
            super(message, cause);
            this.args = args;
        }
        public SomeException(String message, Object... args) {
            super(message);
            this.args = args;
        }
        public Object[] getArgs() {
            return args;
        }
    }
}