Phpunit: Pasar una instancia de excepción a través de DataProvider arroja ReflectionException

| Q | A
| -------------------- | ---------------
| Versión PHPUnit | 9.2.5
| Versión PHP | PHP 7.4.7 (cli) (construido: 11 de junio de 2020 18:33:07) (NTS)
| Método de instalación | Compositor

Resumen

Al pasar una instancia Exception través de un dataProvider, se lanza una ReflectionException no detectada:

Comportamiento actual

Fatal error: Uncaught Exception: Serialization of 'ReflectionClass' is not allowed in /var/www/html/vendor/phpunit/phpunit/src/Framework/TestCase.php:723
Stack trace:
#0 /var/www/html/vendor/phpunit/phpunit/src/Framework/TestCase.php(723): serialize(Array)
#1 /var/www/html/vendor/phpunit/phpunit/src/Framework/TestSuite.php(638): PHPUnit\Framework\TestCase->run(Object(PHPUnit\Framework\TestResult))
#2 /var/www/html/vendor/phpunit/phpunit/src/Framework/TestSuite.php(638): PHPUnit\Framework\TestSuite->run(Object(PHPUnit\Framework\TestResult))
#3 /var/www/html/vendor/phpunit/phpunit/src/Framework/TestSuite.php(638): PHPUnit\Framework\TestSuite->run(Object(PHPUnit\Framework\TestResult))
#4 /var/www/html/vendor/phpunit/phpunit/src/Framework/TestSuite.php(638): PHPUnit\Framework\TestSuite->run(Object(PHPUnit\Framework\TestResult))
#5 /var/www/html/vendor/phpunit/phpunit/src/TextUI/TestRunner.php(657): PHPUnit\Framework\TestSuite->run(Object(PHPUnit\Framework\TestResult))
#6 /var/www/html/vendor/phpunit/phpunit/src/TextUI/Command in /var/www/html/vendor/phpunit/phpunit/src/Framework/TestCase.php on line 723

Como reproducir

processIsolation="true"

class MyTest extends \PHPUnit\Framework\TestCase
{
    /**
     * <strong i="20">@dataProvider</strong> thisMethodDataProvider
     */
    public function testThisMethod(\Exception $expectedException): void
    {
        // ...
    }

    public function thisMethodDataProvider()
    {
        return [
            [new \Exception()],
        ];
    }
}