segfault.php

<?php

// Running in a separate terminal: mongobridge --port 27018 --dest localhost:27017 --delay 10
// Executed as: php -n -d extension=mongodb.so segfault.php

print_r(get_loaded_extensions());

$options = ['w' => 1, 'journal' => 0, 'connectTimeoutMS' => 1, 'socketTimeoutMS' => 1, 'wTimeoutMS' => 1];
$manager = new MongoDB\Driver\Manager('mongodb://localhost:27018', $options);

try {
    $cursor = $manager->executeQuery('test.foo', new MongoDB\Driver\Query(array()));
    var_dump(iterator_to_array($cursor));
} catch (\Exception $e) {
    echo '<pre>';
    var_dump($e->getTraceAsString(), $e->getMessage());
}