Fatal Error init after plugin active

Allowed memory size of 268435456 bytes exhausted (tried to allocate 20480 bytes) in /var/www/suenee/www/wp-includes/wp-db.php on line 1841

It is caused by

S:\nfs\www\suenee\www\wp-content\plugins\image-source-control-isc\isc.class.php

public function init_image_posts_metafield()
….

This part of code is really wrong idea ??

      $args  = array(
        'post_type'   => 'any',
        'numberposts' => -1,
        'post_status' => NULL,
        'post_parent' => NULL,
      );
      $posts = get_posts($args);