Merge branch '4.4' into 5.0

* 4.4:
  [Debug] fix ClassNotFoundFatalErrorHandler
  [Routing] Fix using a custom matcher & generator dumper class
  [Serializer] Fix cache in MetadataAwareNameConverter
  [Dotenv] Fixed infinite loop with missing quote followed by quoted value
  [HttpClient] Added missing sprintf
  [TwigBridge] button_widget now has its title attr translated even if its label = null or false
  [PhpUnitBridge] When using phpenv + phpenv-composer plugin, composer executable is wrapped into a bash script
  [Messenger] Added check if json_encode succeeded
  [Messenger] Added check if json_encode succeeded
  [FrameworkBundle][ContainerLintCommand] Only skip .errored. services
  [HttpClient] fix exception in case of PSR17 discovery failure
  [DependencyInjection] Handle ServiceClosureArgument for callable in container linting
  fix processing chain adapter based cache pool
  [HttpKernel] release lock explicitly
  [Security] Prevent canceled remember-me cookie from being accepted
  [FrameworkBundle][TranslationUpdateCommand] Do not output positive feedback on stderr
  [Security\Guard] Fix missing typehints
  do not render preferred choices as selected

Tests/Transport/RedisExt/ConnectionTest.php

@@ -186,6 +186,18 @@ public function testGetNonBlocking()
         $redis->del('messenger-getnonblocking');
     }
 
+    public function testJsonError()
+    {
+        $redis = new \Redis();
+        $connection = Connection::fromDsn('redis://localhost/json-error', [], $redis);
+        try {
+            $connection->add("\xB1\x31", []);
+        } catch (TransportException $e) {
+        }
+
+        $this->assertSame('Malformed UTF-8 characters, possibly incorrectly encoded', $e->getMessage());
+    }
+
     public function testMaxEntries()
     {
         $redis = $this->getMockBuilder(\Redis::class)->disableOriginalConstructor()->getMock();

Transport/RedisExt/Connection.php

@@ -248,6 +248,10 @@ public function add(string $body, array $headers, int $delayInMs = 0): void
                     'uniqid' => uniqid('', true),
                 ]);
 
+                if (false === $message) {
+                    throw new TransportException(json_last_error_msg());
+                }
+
                 $score = (int) ($this->getCurrentTimeInMilliseconds() + $delayInMs);
                 $added = $this->connection->zadd($this->queue, ['NX'], $score, $message);
             } else {
@@ -256,6 +260,10 @@ public function add(string $body, array $headers, int $delayInMs = 0): void
                     'headers' => $headers,
                 ]);
 
+                if (false === $message) {
+                    throw new TransportException(json_last_error_msg());
+                }
+
                 if ($this->maxEntries) {
                     $added = $this->connection->xadd($this->stream, '*', ['message' => $message], $this->maxEntries, true);
                 } else {