diff --git a/src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php b/src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php
index 84276ef97d..f07761c4db 100644
--- a/src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php
+++ b/src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php
@@ -1742,7 +1742,7 @@ class FrameworkExtension extends Extension
 
             $transportDefinition = (new Definition(TransportInterface::class))
                 ->setFactory([new Reference('messenger.transport_factory'), 'createTransport'])
-                ->setArguments([$transport['dsn'], $transport['options'], new Reference($serializerId)])
+                ->setArguments([$transport['dsn'], $transport['options'] + ['transport_name' => $name], new Reference($serializerId)])
                 ->addTag('messenger.receiver', ['alias' => $name])
             ;
             $container->setDefinition($transportId = 'messenger.transport.'.$name, $transportDefinition);
diff --git a/src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/FrameworkExtensionTest.php b/src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/FrameworkExtensionTest.php
index 30223ed8bd..ffebef9534 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/FrameworkExtensionTest.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/FrameworkExtensionTest.php
@@ -706,7 +706,7 @@ abstract class FrameworkExtensionTest extends TestCase
         $this->assertEquals([new Reference('messenger.transport_factory'), 'createTransport'], $transportFactory);
         $this->assertCount(3, $transportArguments);
         $this->assertSame('amqp://localhost/%2f/messages?exchange_name=exchange_name', $transportArguments[0]);
-        $this->assertEquals(['queue' => ['name' => 'Queue']], $transportArguments[1]);
+        $this->assertEquals(['queue' => ['name' => 'Queue'], 'transport_name' => 'customised'], $transportArguments[1]);
         $this->assertEquals(new Reference('messenger.transport.native_php_serializer'), $transportArguments[2]);
 
         $this->assertTrue($container->hasDefinition('messenger.transport.amqp.factory'));
diff --git a/src/Symfony/Component/Messenger/Tests/WorkerTest.php b/src/Symfony/Component/Messenger/Tests/WorkerTest.php
index c82652fe1d..ac8c2a7ad8 100644
--- a/src/Symfony/Component/Messenger/Tests/WorkerTest.php
+++ b/src/Symfony/Component/Messenger/Tests/WorkerTest.php
@@ -17,6 +17,7 @@ use Symfony\Component\Messenger\Event\WorkerMessageFailedEvent;
 use Symfony\Component\Messenger\Event\WorkerMessageHandledEvent;
 use Symfony\Component\Messenger\Event\WorkerMessageReceivedEvent;
 use Symfony\Component\Messenger\Event\WorkerStoppedEvent;
+use Symfony\Component\Messenger\Exception\HandlerFailedException;
 use Symfony\Component\Messenger\Exception\UnrecoverableMessageHandlingException;
 use Symfony\Component\Messenger\MessageBusInterface;
 use Symfony\Component\Messenger\Retry\RetryStrategyInterface;
@@ -120,6 +121,37 @@ class WorkerTest extends TestCase
         $this->assertSame(1, $receiver->getAcknowledgeCount());
     }
 
+    public function testUnrecoverableMessageHandlingExceptionPreventsRetries()
+    {
+        $envelope1 = new Envelope(new DummyMessage('Unwrapped Exception'), [new SentStamp('Some\Sender', 'transport1')]);
+        $envelope2 = new Envelope(new DummyMessage('Wrapped Exception'), [new SentStamp('Some\Sender', 'transport1')]);
+
+        $receiver = new DummyReceiver([
+            [$envelope1],
+            [$envelope2],
+        ]);
+
+        $bus = $this->getMockBuilder(MessageBusInterface::class)->getMock();
+        $bus->expects($this->at(0))->method('dispatch')->willThrowException(new UnrecoverableMessageHandlingException());
+        $bus->expects($this->at(1))->method('dispatch')->willThrowException(
+            new HandlerFailedException($envelope2, [new UnrecoverableMessageHandlingException()])
+        );
+
+        $retryStrategy = $this->getMockBuilder(RetryStrategyInterface::class)->getMock();
+        $retryStrategy->expects($this->never())->method('isRetryable')->willReturn(true);
+
+        $worker = new Worker(['transport1' => $receiver], $bus, ['transport1' => $retryStrategy]);
+        $worker->run([], function (?Envelope $envelope) use ($worker) {
+            // stop after the messages finish
+            if (null === $envelope) {
+                $worker->stop();
+            }
+        });
+
+        // message was rejected
+        $this->assertSame(2, $receiver->getRejectCount());
+    }
+
     public function testDispatchCausesRejectWhenNoRetry()
     {
         $receiver = new DummyReceiver([
diff --git a/src/Symfony/Component/Messenger/Worker.php b/src/Symfony/Component/Messenger/Worker.php
index ad02055b37..e1fed68682 100644
--- a/src/Symfony/Component/Messenger/Worker.php
+++ b/src/Symfony/Component/Messenger/Worker.php
@@ -190,6 +190,20 @@ class Worker implements WorkerInterface
 
     private function shouldRetry(\Throwable $e, Envelope $envelope, RetryStrategyInterface $retryStrategy): bool
     {
+        // if ALL nested Exceptions are an instance of UnrecoverableExceptionInterface we should not retry
+        if ($e instanceof HandlerFailedException) {
+            $shouldNotRetry = true;
+            foreach ($e->getNestedExceptions() as $nestedException) {
+                if (!$nestedException instanceof UnrecoverableExceptionInterface) {
+                    $shouldNotRetry = false;
+                    break;
+                }
+            }
+            if ($shouldNotRetry) {
+                return false;
+            }
+        }
+
         if ($e instanceof UnrecoverableExceptionInterface) {
             return false;
         }
diff --git a/src/Symfony/Component/Validator/Constraints/File.php b/src/Symfony/Component/Validator/Constraints/File.php
index 1f4e26bfcf..801f5cceb1 100644
--- a/src/Symfony/Component/Validator/Constraints/File.php
+++ b/src/Symfony/Component/Validator/Constraints/File.php
@@ -105,8 +105,10 @@ class File extends Constraint
         $factors = [
             'k' => 1000,
             'ki' => 1 << 10,
-            'm' => 1000000,
+            'm' => 1000 * 1000,
             'mi' => 1 << 20,
+            'g' => 1000 * 1000 * 1000,
+            'gi' => 1 << 30,
         ];
         if (ctype_digit((string) $maxSize)) {
             $this->maxSize = (int) $maxSize;
diff --git a/src/Symfony/Component/Validator/Tests/Constraints/FileTest.php b/src/Symfony/Component/Validator/Tests/Constraints/FileTest.php
index d3117ed44a..e0b6ec8f41 100644
--- a/src/Symfony/Component/Validator/Tests/Constraints/FileTest.php
+++ b/src/Symfony/Component/Validator/Tests/Constraints/FileTest.php
@@ -97,6 +97,10 @@ class FileTest extends TestCase
             ['1MI', 1048576, true],
             ['3m', 3000000, false],
             ['3M', 3000000, false],
+            ['1gi', 1073741824, true],
+            ['1GI', 1073741824, true],
+            ['4g', 4000000000, false],
+            ['4G', 4000000000, false],
         ];
     }
 
@@ -107,8 +111,6 @@ class FileTest extends TestCase
             ['foo'],
             ['1Ko'],
             ['1kio'],
-            ['1G'],
-            ['1Gi'],
         ];
     }