diff --git a/Controller/ControllerResolver.php b/Controller/ControllerResolver.php
index feb69e54ac..b3e21e5f26 100644
--- a/Controller/ControllerResolver.php
+++ b/Controller/ControllerResolver.php
@@ -64,7 +64,7 @@ public function getController(Request $request)
             }
 
             if (!\is_callable($controller)) {
-                throw new \InvalidArgumentException(sprintf('The controller for URI "%s" is not callable. %s.', $request->getPathInfo(), $this->getControllerError($controller)));
+                throw new \InvalidArgumentException(sprintf('The controller for URI "%s" is not callable: '.$this->getControllerError($controller), $request->getPathInfo()));
             }
 
             return $controller;
@@ -72,7 +72,7 @@ public function getController(Request $request)
 
         if (\is_object($controller)) {
             if (!\is_callable($controller)) {
-                throw new \InvalidArgumentException(sprintf('The controller for URI "%s" is not callable. %s.', $request->getPathInfo(), $this->getControllerError($controller)));
+                throw new \InvalidArgumentException(sprintf('The controller for URI "%s" is not callable: '.$this->getControllerError($controller), $request->getPathInfo()));
             }
 
             return $controller;
@@ -85,11 +85,11 @@ public function getController(Request $request)
         try {
             $callable = $this->createController($controller);
         } catch (\InvalidArgumentException $e) {
-            throw new \InvalidArgumentException(sprintf('The controller for URI "%s" is not callable. %s.', $request->getPathInfo(), $e->getMessage()), 0, $e);
+            throw new \InvalidArgumentException(sprintf('The controller for URI "%s" is not callable: '.$e->getMessage(), $request->getPathInfo()), 0, $e);
         }
 
         if (!\is_callable($callable)) {
-            throw new \InvalidArgumentException(sprintf('The controller for URI "%s" is not callable. %s.', $request->getPathInfo(), $this->getControllerError($callable)));
+            throw new \InvalidArgumentException(sprintf('The controller for URI "%s" is not callable: '.$this->getControllerError($callable), $request->getPathInfo()));
         }
 
         return $callable;
diff --git a/DataCollector/LoggerDataCollector.php b/DataCollector/LoggerDataCollector.php
index 9314e432e1..3bce904ccd 100644
--- a/DataCollector/LoggerDataCollector.php
+++ b/DataCollector/LoggerDataCollector.php
@@ -179,7 +179,7 @@ private function sanitizeLogs(array $logs)
                 continue;
             }
 
-            $message = $log['message'];
+            $message = '_'.$log['message'];
             $exception = $log['context']['exception'];
 
             if ($exception instanceof SilencedErrorContext) {
diff --git a/EventListener/DebugHandlersListener.php b/EventListener/DebugHandlersListener.php
index dcb54ea891..0e672a299d 100644
--- a/EventListener/DebugHandlersListener.php
+++ b/EventListener/DebugHandlersListener.php
@@ -15,6 +15,7 @@
 use Symfony\Component\Console\ConsoleEvents;
 use Symfony\Component\Console\Event\ConsoleEvent;
 use Symfony\Component\Console\Output\ConsoleOutputInterface;
+use Symfony\Component\Debug\ErrorHandler as LegacyErrorHandler;
 use Symfony\Component\Debug\Exception\FatalThrowableError;
 use Symfony\Component\ErrorHandler\ErrorHandler;
 use Symfony\Component\EventDispatcher\Event;
@@ -79,7 +80,7 @@ public function configure(Event $event = null)
         restore_exception_handler();
 
         if ($this->logger || null !== $this->throwAt) {
-            if ($handler instanceof ErrorHandler) {
+            if ($handler instanceof ErrorHandler || $handler instanceof LegacyErrorHandler) {
                 if ($this->logger) {
                     $handler->setDefaultLogger($this->logger, $this->levels);
                     if (\is_array($this->levels)) {
@@ -138,7 +139,7 @@ public function configure(Event $event = null)
             }
         }
         if ($this->exceptionHandler) {
-            if ($handler instanceof ErrorHandler) {
+            if ($handler instanceof ErrorHandler || $handler instanceof LegacyErrorHandler) {
                 $handler->setExceptionHandler($this->exceptionHandler);
             }
             $this->exceptionHandler = null;
diff --git a/Kernel.php b/Kernel.php
index 89198bd7cf..9cb3a034d6 100644
--- a/Kernel.php
+++ b/Kernel.php
@@ -76,11 +76,11 @@ abstract class Kernel implements KernelInterface, RebootableInterface, Terminabl
 
     private static $freshCache = [];
 
-    const VERSION = '4.4.7';
-    const VERSION_ID = 40407;
+    const VERSION = '4.4.8';
+    const VERSION_ID = 40408;
     const MAJOR_VERSION = 4;
     const MINOR_VERSION = 4;
-    const RELEASE_VERSION = 7;
+    const RELEASE_VERSION = 8;
     const EXTRA_VERSION = '';
 
     const END_OF_MAINTENANCE = '11/2022';
diff --git a/Log/Logger.php b/Log/Logger.php
index 6ea3b464f0..e3badc3676 100644
--- a/Log/Logger.php
+++ b/Log/Logger.php
@@ -79,7 +79,7 @@ public function log($level, $message, array $context = [])
         }
 
         $formatter = $this->formatter;
-        fwrite($this->handle, $formatter($level, $message, $context));
+        @fwrite($this->handle, $formatter($level, $message, $context));
     }
 
     private function format(string $level, string $message, array $context): string
diff --git a/Tests/Controller/ControllerResolverTest.php b/Tests/Controller/ControllerResolverTest.php
index 014b21e83a..d5ac4ad5c2 100644
--- a/Tests/Controller/ControllerResolverTest.php
+++ b/Tests/Controller/ControllerResolverTest.php
@@ -173,17 +173,17 @@ public function getUndefinedControllers()
             ['foo', \Error::class, 'Class \'foo\' not found'],
             ['oof::bar', \Error::class, 'Class \'oof\' not found'],
             [['oof', 'bar'], \Error::class, 'Class \'oof\' not found'],
-            ['Symfony\Component\HttpKernel\Tests\Controller\ControllerTest::staticsAction', \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Expected method "staticsAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest", did you mean "staticAction"?'],
-            ['Symfony\Component\HttpKernel\Tests\Controller\ControllerTest::privateAction', \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Method "privateAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest" should be public and non-abstract'],
-            ['Symfony\Component\HttpKernel\Tests\Controller\ControllerTest::protectedAction', \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Method "protectedAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest" should be public and non-abstract'],
-            ['Symfony\Component\HttpKernel\Tests\Controller\ControllerTest::undefinedAction', \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Expected method "undefinedAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest". Available methods: "publicAction", "staticAction"'],
-            ['Symfony\Component\HttpKernel\Tests\Controller\ControllerTest', \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Controller class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest" cannot be called without a method name. You need to implement "__invoke" or use one of the available methods: "publicAction", "staticAction".'],
-            [[$controller, 'staticsAction'], \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Expected method "staticsAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest", did you mean "staticAction"?'],
-            [[$controller, 'privateAction'], \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Method "privateAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest" should be public and non-abstract'],
-            [[$controller, 'protectedAction'], \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Method "protectedAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest" should be public and non-abstract'],
-            [[$controller, 'undefinedAction'], \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Expected method "undefinedAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest". Available methods: "publicAction", "staticAction"'],
-            [$controller, \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Controller class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest" cannot be called without a method name. You need to implement "__invoke" or use one of the available methods: "publicAction", "staticAction".'],
-            [['a' => 'foo', 'b' => 'bar'], \InvalidArgumentException::class, 'The controller for URI "/" is not callable. Invalid array callable, expected [controller, method].'],
+            ['Symfony\Component\HttpKernel\Tests\Controller\ControllerTest::staticsAction', \InvalidArgumentException::class, 'The controller for URI "/" is not callable: Expected method "staticsAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest", did you mean "staticAction"?'],
+            ['Symfony\Component\HttpKernel\Tests\Controller\ControllerTest::privateAction', \InvalidArgumentException::class, 'The controller for URI "/" is not callable: Method "privateAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest" should be public and non-abstract'],
+            ['Symfony\Component\HttpKernel\Tests\Controller\ControllerTest::protectedAction', \InvalidArgumentException::class, 'The controller for URI "/" is not callable: Method "protectedAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest" should be public and non-abstract'],
+            ['Symfony\Component\HttpKernel\Tests\Controller\ControllerTest::undefinedAction', \InvalidArgumentException::class, 'The controller for URI "/" is not callable: Expected method "undefinedAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest". Available methods: "publicAction", "staticAction"'],
+            ['Symfony\Component\HttpKernel\Tests\Controller\ControllerTest', \InvalidArgumentException::class, 'The controller for URI "/" is not callable: Controller class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest" cannot be called without a method name. You need to implement "__invoke" or use one of the available methods: "publicAction", "staticAction".'],
+            [[$controller, 'staticsAction'], \InvalidArgumentException::class, 'The controller for URI "/" is not callable: Expected method "staticsAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest", did you mean "staticAction"?'],
+            [[$controller, 'privateAction'], \InvalidArgumentException::class, 'The controller for URI "/" is not callable: Method "privateAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest" should be public and non-abstract'],
+            [[$controller, 'protectedAction'], \InvalidArgumentException::class, 'The controller for URI "/" is not callable: Method "protectedAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest" should be public and non-abstract'],
+            [[$controller, 'undefinedAction'], \InvalidArgumentException::class, 'The controller for URI "/" is not callable: Expected method "undefinedAction" on class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest". Available methods: "publicAction", "staticAction"'],
+            [$controller, \InvalidArgumentException::class, 'The controller for URI "/" is not callable: Controller class "Symfony\Component\HttpKernel\Tests\Controller\ControllerTest" cannot be called without a method name. You need to implement "__invoke" or use one of the available methods: "publicAction", "staticAction".'],
+            [['a' => 'foo', 'b' => 'bar'], \InvalidArgumentException::class, 'The controller for URI "/" is not callable: Invalid array callable, expected [controller, method].'],
         ];
     }
 
diff --git a/Tests/DataCollector/LoggerDataCollectorTest.php b/Tests/DataCollector/LoggerDataCollectorTest.php
index adfba5d422..9c175397fc 100644
--- a/Tests/DataCollector/LoggerDataCollectorTest.php
+++ b/Tests/DataCollector/LoggerDataCollectorTest.php
@@ -176,13 +176,15 @@ public function getCollectTestData()
             [
                 ['message' => 'foo3', 'context' => ['exception' => new \ErrorException('warning', 0, E_USER_WARNING)], 'priority' => 100, 'priorityName' => 'DEBUG'],
                 ['message' => 'foo3', 'context' => ['exception' => new SilencedErrorContext(E_USER_WARNING, __FILE__, __LINE__)], 'priority' => 100, 'priorityName' => 'DEBUG'],
+                ['message' => '0', 'context' => ['exception' => new SilencedErrorContext(E_USER_WARNING, __FILE__, __LINE__)], 'priority' => 100, 'priorityName' => 'DEBUG'],
             ],
             [
                 ['message' => 'foo3', 'context' => ['exception' => ['warning', E_USER_WARNING]], 'priority' => 100, 'priorityName' => 'DEBUG'],
                 ['message' => 'foo3', 'context' => ['exception' => [E_USER_WARNING]], 'priority' => 100, 'priorityName' => 'DEBUG', 'errorCount' => 1, 'scream' => true],
+                ['message' => '0', 'context' => ['exception' => [E_USER_WARNING]], 'priority' => 100, 'priorityName' => 'DEBUG', 'errorCount' => 1, 'scream' => true],
             ],
             0,
-            1,
+            2,
         ];
     }
 }