diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index ddaaa3fc63b2..cd988a7d4a30 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -8,7 +8,7 @@ on:
 
 jobs:
   linux_tests:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
 
     services:
       memcached:
diff --git a/CHANGELOG-6.x.md b/CHANGELOG-6.x.md
index 860012f0bd0a..b041da96c128 100644
--- a/CHANGELOG-6.x.md
+++ b/CHANGELOG-6.x.md
@@ -1,6 +1,15 @@
 # Release Notes for 6.x
 
-## [Unreleased](https://github.com/laravel/framework/compare/v6.20.17...6.x)
+## [Unreleased](https://github.com/laravel/framework/compare/v6.20.18...6.x)
+
+
+## [v6.20.18 (2021-03-09)](https://github.com/laravel/framework/compare/v6.20.17...v6.20.18)
+
+### Fixed
+- Fix validator treating null as true for (required|exclude)_(if|unless) due to loose `in_array()` check ([#36504](https://github.com/laravel/framework/pull/36504))
+
+### Changed
+- Delete existing links that are broken in `Illuminate\Foundation\Console\StorageLinkCommand` ([#36470](https://github.com/laravel/framework/pull/36470))
 
 
 ## [v6.20.17 (2021-03-02)](https://github.com/laravel/framework/compare/v6.20.16...v6.20.17)
diff --git a/CHANGELOG-8.x.md b/CHANGELOG-8.x.md
index 28603d11124f..399b85419411 100644
--- a/CHANGELOG-8.x.md
+++ b/CHANGELOG-8.x.md
@@ -1,6 +1,66 @@
 # Release Notes for 8.x
 
-## [Unreleased](https://github.com/laravel/framework/compare/v8.30.1...8.x)
+## [Unreleased](https://github.com/laravel/framework/compare/v8.33.0...8.x)
+
+
+## [v8.33.0 (2021-03-16)](https://github.com/laravel/framework/compare/v8.32.1...v8.33.0)
+
+### Added
+- Added broken pipe exception as lost connection error ([#36601](https://github.com/laravel/framework/pull/36601))
+- Added missing option to resource ([#36562](https://github.com/laravel/framework/pull/36562))
+- Introduce StringEncrypter interface ([#36578](https://github.com/laravel/framework/pull/36578))
+
+### Fixed
+- Fixed returns with Mail & Notification components ([#36559](https://github.com/laravel/framework/pull/36559))
+- Stack driver fix: respect the defined processors in LogManager ([#36591](https://github.com/laravel/framework/pull/36591))
+- Require the correct password to rehash it when logging out other devices ([#36608](https://github.com/laravel/framework/pull/36608), [1e61612](https://github.com/laravel/framework/commit/1e6161250074b8106c1fcf153eeaef7c0bf74c6c))
+
+### Changed
+- Allow nullable columns for `AsArrayObject/AsCollection` casts ([#36526](https://github.com/laravel/framework/pull/36526))
+- Accept callable class for reportable and renderable in exception handler ([#36551](https://github.com/laravel/framework/pull/36551))
+- Container - detect circular dependencies ([dd7274d](https://github.com/laravel/framework/commit/dd7274d23a9ee58cc1abdf7107403169a3994b68), [a712f72](https://github.com/laravel/framework/commit/a712f72ca88f709335576530b31635738abd4c89), [6f9bb4c](https://github.com/laravel/framework/commit/6f9bb4cdd84295cbcf7908cc4b4684f47f38b8cf))
+- Initialize CronExpression class using new keyword ([#36600](https://github.com/laravel/framework/pull/36600))
+- Use different config key for overriding temporary url host in AwsTemporaryUrl method ([#36612](https://github.com/laravel/framework/pull/36612))
+
+
+## [v8.32.1 (2021-03-09)](https://github.com/laravel/framework/compare/v8.32.0...v8.32.1)
+
+### Changed
+- Changed `Illuminate\Queue\Middleware\ThrottlesExceptions` ([b8a70e9](https://github.com/laravel/framework/commit/b8a70e9a3685871ed46a24fc03c0267849d2d7c8))
+
+
+## [v8.32.0 (2021-03-09)](https://github.com/laravel/framework/compare/v8.31.0...v8.32.0)
+
+Added
+- Phpredis lock serialization and compression support ([#36412](https://github.com/laravel/framework/pull/36412), [10f1a93](https://github.com/laravel/framework/commit/10f1a935205340ba8954e7075c1d9b67943db27d))
+- Added Fluent JSON Assertions ([#36454](https://github.com/laravel/framework/pull/36454))
+- Added methods to dump requests of the Laravel HTTP client ([#36466](https://github.com/laravel/framework/pull/36466))
+- Added `ThrottlesExceptions` and `ThrottlesExceptionsWithRedis` job middlewares for unstable services ([#36473](https://github.com/laravel/framework/pull/36473), [21fee76](https://github.com/laravel/framework/commit/21fee7649e1b48a7701b8ba860218741c2c3bcef), [36518](https://github.com/laravel/framework/pull/36518), [37e48ba](https://github.com/laravel/framework/commit/37e48ba864e2f463517429d41cefd94e88136c1c))
+- Added support to Eloquent Collection on `Model::destroy()` ([#36497](https://github.com/laravel/framework/pull/36497))
+- Added `rest` option to `php artisan queue:work` command ([#36521](https://github.com/laravel/framework/pull/36521), [c6ea49c](https://github.com/laravel/framework/commit/c6ea49c80a2ac93aebb8fdf2360161b73cec26af))
+- Added `prohibited_if` and `prohibited_unless` validation rules ([#36516](https://github.com/laravel/framework/pull/36516))
+- Added class `argument` to `Illuminate\Database\Console\Seeds\SeedCommand` ([#36513](https://github.com/laravel/framework/pull/36513))
+
+### Fixed
+- Fix validator treating null as true for (required|exclude)_(if|unless) due to loose `in_array()` check ([#36504](https://github.com/laravel/framework/pull/36504))
+
+### Changed
+- Delete existing links that are broken in `Illuminate\Foundation\Console\StorageLinkCommand` ([#36470](https://github.com/laravel/framework/pull/36470))
+- Use user provided url in AwsTemporaryUrl method ([#36480](https://github.com/laravel/framework/pull/36480))
+- Allow to override discover events base path ([#36515](https://github.com/laravel/framework/pull/36515))
+
+
+## [v8.31.0 (2021-03-04)](https://github.com/laravel/framework/compare/v8.30.1...v8.31.0)
+
+### Added
+- Added new `VendorTagPublished` event ([#36458](https://github.com/laravel/framework/pull/36458))
+- Added new `Stringable::test()` method ([#36462](https://github.com/laravel/framework/pull/36462))
+
+### Reverted
+- Reverted [Fixed `formatWheres()` methods in `DatabaseRule`](https://github.com/laravel/framework/pull/36441) ([#36452](https://github.com/laravel/framework/pull/36452))
+
+### Changed
+- Make user policy command fix (Windows) ([#36464](https://github.com/laravel/framework/pull/36464))
 
 
 ## [v8.30.1 (2021-03-03)](https://github.com/laravel/framework/compare/v8.30.0...v8.30.1)
diff --git a/src/Illuminate/Auth/SessionGuard.php b/src/Illuminate/Auth/SessionGuard.php
index 1f6863141c4c..4bb3fd4b6f73 100644
--- a/src/Illuminate/Auth/SessionGuard.php
+++ b/src/Illuminate/Auth/SessionGuard.php
@@ -20,6 +20,7 @@
 use Illuminate\Support\Facades\Hash;
 use Illuminate\Support\Str;
 use Illuminate\Support\Traits\Macroable;
+use InvalidArgumentException;
 use RuntimeException;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpKernel\Exception\UnauthorizedHttpException;
@@ -581,6 +582,8 @@ protected function cycleRememberToken(AuthenticatableContract $user)
      * @param  string  $password
      * @param  string  $attribute
      * @return bool|null
+     *
+     * @throws \Illuminate\Auth\AuthenticationException
      */
     public function logoutOtherDevices($password, $attribute = 'password')
     {
@@ -588,9 +591,7 @@ public function logoutOtherDevices($password, $attribute = 'password')
             return;
         }
 
-        $result = tap($this->user()->forceFill([
-            $attribute => Hash::make($password),
-        ]))->save();
+        $result = $this->rehashUserPassword($password, $attribute);
 
         if ($this->recaller() ||
             $this->getCookieJar()->hasQueued($this->getRecallerName())) {
@@ -602,6 +603,26 @@ public function logoutOtherDevices($password, $attribute = 'password')
         return $result;
     }
 
+    /**
+     * Rehash the current user's password.
+     *
+     * @param  string  $password
+     * @param  string  $attribute
+     * @return bool|null
+     *
+     * @throws \InvalidArgumentException
+     */
+    protected function rehashUserPassword($password, $attribute)
+    {
+        if (! Hash::check($password, $this->user()->{$attribute})) {
+            throw new InvalidArgumentException('The given password does not match the current password.');
+        }
+
+        return tap($this->user()->forceFill([
+            $attribute => Hash::make($password),
+        ]))->save();
+    }
+
     /**
      * Register an authentication attempt event listener.
      *
diff --git a/src/Illuminate/Console/Scheduling/Event.php b/src/Illuminate/Console/Scheduling/Event.php
index a680c1a64cb0..b3ab9b2db567 100644
--- a/src/Illuminate/Console/Scheduling/Event.php
+++ b/src/Illuminate/Console/Scheduling/Event.php
@@ -328,7 +328,7 @@ protected function expressionPasses()
             $date->setTimezone($this->timezone);
         }
 
-        return CronExpression::factory($this->expression)->isDue($date->toDateTimeString());
+        return (new CronExpression($this->expression))->isDue($date->toDateTimeString());
     }
 
     /**
@@ -890,9 +890,8 @@ public function getSummaryForDisplay()
      */
     public function nextRunDate($currentTime = 'now', $nth = 0, $allowCurrentDate = false)
     {
-        return Date::instance(CronExpression::factory(
-            $this->getExpression()
-        )->getNextRunDate($currentTime, $nth, $allowCurrentDate, $this->timezone));
+        return Date::instance((new CronExpression($this->getExpression()))
+            ->getNextRunDate($currentTime, $nth, $allowCurrentDate, $this->timezone));
     }
 
     /**
diff --git a/src/Illuminate/Container/Container.php b/src/Illuminate/Container/Container.php
index 2cfa72f51bb7..642d1e082e6d 100755
--- a/src/Illuminate/Container/Container.php
+++ b/src/Illuminate/Container/Container.php
@@ -6,6 +6,7 @@
 use Closure;
 use Exception;
 use Illuminate\Contracts\Container\BindingResolutionException;
+use Illuminate\Contracts\Container\CircularDependencyException;
 use Illuminate\Contracts\Container\Container as ContainerContract;
 use LogicException;
 use ReflectionClass;
@@ -659,7 +660,7 @@ public function get($id)
         try {
             return $this->resolve($id);
         } catch (Exception $e) {
-            if ($this->has($id)) {
+            if ($this->has($id) || $e instanceof CircularDependencyException) {
                 throw $e;
             }
 
@@ -676,6 +677,7 @@ public function get($id)
      * @return mixed
      *
      * @throws \Illuminate\Contracts\Container\BindingResolutionException
+     * @throws \Illuminate\Contracts\Container\CircularDependencyException
      */
     protected function resolve($abstract, $parameters = [], $raiseEvents = true)
     {
@@ -816,6 +818,7 @@ protected function isBuildable($concrete, $abstract)
      * @return mixed
      *
      * @throws \Illuminate\Contracts\Container\BindingResolutionException
+     * @throws \Illuminate\Contracts\Container\CircularDependencyException
      */
     public function build($concrete)
     {
@@ -839,6 +842,10 @@ public function build($concrete)
             return $this->notInstantiable($concrete);
         }
 
+        // if (in_array($concrete, $this->buildStack)) {
+        //     throw new CircularDependencyException("Circular dependency detected while resolving [{$concrete}].");
+        // }
+
         $this->buildStack[] = $concrete;
 
         $constructor = $reflector->getConstructor();
diff --git a/src/Illuminate/Contracts/Container/CircularDependencyException.php b/src/Illuminate/Contracts/Container/CircularDependencyException.php
new file mode 100644
index 000000000000..6c90381cc0cd
--- /dev/null
+++ b/src/Illuminate/Contracts/Container/CircularDependencyException.php
@@ -0,0 +1,11 @@
+<?php
+
+namespace Illuminate\Contracts\Container;
+
+use Exception;
+use Psr\Container\ContainerExceptionInterface;
+
+class CircularDependencyException extends Exception implements ContainerExceptionInterface
+{
+    //
+}
diff --git a/src/Illuminate/Contracts/Encryption/StringEncrypter.php b/src/Illuminate/Contracts/Encryption/StringEncrypter.php
new file mode 100644
index 000000000000..1e6938c29a16
--- /dev/null
+++ b/src/Illuminate/Contracts/Encryption/StringEncrypter.php
@@ -0,0 +1,26 @@
+<?php
+
+namespace Illuminate\Contracts\Encryption;
+
+interface StringEncrypter
+{
+    /**
+     * Encrypt a string without serialization.
+     *
+     * @param  string  $value
+     * @return string
+     *
+     * @throws \Illuminate\Contracts\Encryption\EncryptException
+     */
+    public function encryptString($value);
+
+    /**
+     * Decrypt the given string without unserialization.
+     *
+     * @param  string  $payload
+     * @return string
+     *
+     * @throws \Illuminate\Contracts\Encryption\DecryptException
+     */
+    public function decryptString($payload);
+}
diff --git a/src/Illuminate/Contracts/Mail/Factory.php b/src/Illuminate/Contracts/Mail/Factory.php
index 0719c0514595..fe45a2fd9cd8 100644
--- a/src/Illuminate/Contracts/Mail/Factory.php
+++ b/src/Illuminate/Contracts/Mail/Factory.php
@@ -8,7 +8,7 @@ interface Factory
      * Get a mailer instance by name.
      *
      * @param  string|null  $name
-     * @return \Illuminate\Mail\Mailer
+     * @return \Illuminate\Contracts\Mail\Mailer
      */
     public function mailer($name = null);
 }
diff --git a/src/Illuminate/Database/Connection.php b/src/Illuminate/Database/Connection.php
index b4fa6d4c3a0d..b2ded4c9aebb 100755
--- a/src/Illuminate/Database/Connection.php
+++ b/src/Illuminate/Database/Connection.php
@@ -867,6 +867,16 @@ public function recordsHaveBeenModified($value = true)
         }
     }
 
+    /**
+     * Reset the record modification state.
+     *
+     * @return void
+     */
+    public function forgetRecordModificationState()
+    {
+        $this->recordsModified = false;
+    }
+
     /**
      * Is Doctrine available?
      *
diff --git a/src/Illuminate/Database/DetectsLostConnections.php b/src/Illuminate/Database/DetectsLostConnections.php
index 1ecfc96140f4..a0bad6718017 100644
--- a/src/Illuminate/Database/DetectsLostConnections.php
+++ b/src/Illuminate/Database/DetectsLostConnections.php
@@ -50,6 +50,7 @@ protected function causedByLostConnection(Throwable $e)
             'SSL: Connection timed out',
             'SQLSTATE[HY000]: General error: 1105 The last transaction was aborted due to Seamless Scaling. Please retry.',
             'Temporary failure in name resolution',
+            'SSL: Broken pipe',
         ]);
     }
 }
diff --git a/src/Illuminate/Database/Eloquent/Casts/AsArrayObject.php b/src/Illuminate/Database/Eloquent/Casts/AsArrayObject.php
index 8d950e2daff4..a939e8acdbdb 100644
--- a/src/Illuminate/Database/Eloquent/Casts/AsArrayObject.php
+++ b/src/Illuminate/Database/Eloquent/Casts/AsArrayObject.php
@@ -18,7 +18,7 @@ public static function castUsing(array $arguments)
         return new class implements CastsAttributes {
             public function get($model, $key, $value, $attributes)
             {
-                return new ArrayObject(json_decode($attributes[$key], true));
+                return isset($attributes[$key]) ? new ArrayObject(json_decode($attributes[$key], true)) : null;
             }
 
             public function set($model, $key, $value, $attributes)
diff --git a/src/Illuminate/Database/Eloquent/Casts/AsCollection.php b/src/Illuminate/Database/Eloquent/Casts/AsCollection.php
index e96834f6e4d3..c2d567b504f7 100644
--- a/src/Illuminate/Database/Eloquent/Casts/AsCollection.php
+++ b/src/Illuminate/Database/Eloquent/Casts/AsCollection.php
@@ -19,7 +19,7 @@ public static function castUsing(array $arguments)
         return new class implements CastsAttributes {
             public function get($model, $key, $value, $attributes)
             {
-                return new Collection(json_decode($attributes[$key], true));
+                return isset($attributes[$key]) ? new Collection(json_decode($attributes[$key], true)) : null;
             }
 
             public function set($model, $key, $value, $attributes)
diff --git a/src/Illuminate/Encryption/Encrypter.php b/src/Illuminate/Encryption/Encrypter.php
index 8159b2bf6a9e..c0e5e50b8092 100755
--- a/src/Illuminate/Encryption/Encrypter.php
+++ b/src/Illuminate/Encryption/Encrypter.php
@@ -5,9 +5,10 @@
 use Illuminate\Contracts\Encryption\DecryptException;
 use Illuminate\Contracts\Encryption\Encrypter as EncrypterContract;
 use Illuminate\Contracts\Encryption\EncryptException;
+use Illuminate\Contracts\Encryption\StringEncrypter;
 use RuntimeException;
 
-class Encrypter implements EncrypterContract
+class Encrypter implements EncrypterContract, StringEncrypter
 {
     /**
      * The encryption key.
diff --git a/src/Illuminate/Events/NullDispatcher.php b/src/Illuminate/Events/NullDispatcher.php
index 5c020cfdd732..5c539d53a361 100644
--- a/src/Illuminate/Events/NullDispatcher.php
+++ b/src/Illuminate/Events/NullDispatcher.php
@@ -37,6 +37,7 @@ public function __construct(DispatcherContract $dispatcher)
      */
     public function dispatch($event, $payload = [], $halt = false)
     {
+        //
     }
 
     /**
@@ -48,6 +49,7 @@ public function dispatch($event, $payload = [], $halt = false)
      */
     public function push($event, $payload = [])
     {
+        //
     }
 
     /**
@@ -59,6 +61,7 @@ public function push($event, $payload = [])
      */
     public function until($event, $payload = [])
     {
+        //
     }
 
     /**
diff --git a/src/Illuminate/Filesystem/FilesystemAdapter.php b/src/Illuminate/Filesystem/FilesystemAdapter.php
index 5d6de6ed3321..935c413cd6c0 100644
--- a/src/Illuminate/Filesystem/FilesystemAdapter.php
+++ b/src/Illuminate/Filesystem/FilesystemAdapter.php
@@ -601,7 +601,7 @@ public function getAwsTemporaryUrl($adapter, $path, $expiration, $options)
         // If an explicit base URL has been set on the disk configuration then we will use
         // it as the base URL instead of the default path. This allows the developer to
         // have full control over the base path for this filesystem's generated URLs.
-        if (! is_null($url = $this->driver->getConfig()->get('url'))) {
+        if (! is_null($url = $this->driver->getConfig()->get('temporary_url'))) {
             $uri = $this->replaceBaseUrl($uri, $url);
         }
 
diff --git a/src/Illuminate/Foundation/Application.php b/src/Illuminate/Foundation/Application.php
index 9542156e2529..cbd1cba90c73 100755
--- a/src/Illuminate/Foundation/Application.php
+++ b/src/Illuminate/Foundation/Application.php
@@ -33,7 +33,7 @@ class Application extends Container implements ApplicationContract, CachesConfig
      *
      * @var string
      */
-    const VERSION = '8.32.1';
+    const VERSION = '8.33.1';
 
     /**
      * The base path for the Laravel installation.
@@ -1302,9 +1302,9 @@ public function registerCoreContainerAliases()
             'cache.psr6'           => [\Symfony\Component\Cache\Adapter\Psr16Adapter::class, \Symfony\Component\Cache\Adapter\AdapterInterface::class, \Psr\Cache\CacheItemPoolInterface::class],
             'config'               => [\Illuminate\Config\Repository::class, \Illuminate\Contracts\Config\Repository::class],
             'cookie'               => [\Illuminate\Cookie\CookieJar::class, \Illuminate\Contracts\Cookie\Factory::class, \Illuminate\Contracts\Cookie\QueueingFactory::class],
-            'encrypter'            => [\Illuminate\Encryption\Encrypter::class, \Illuminate\Contracts\Encryption\Encrypter::class],
             'db'                   => [\Illuminate\Database\DatabaseManager::class, \Illuminate\Database\ConnectionResolverInterface::class],
             'db.connection'        => [\Illuminate\Database\Connection::class, \Illuminate\Database\ConnectionInterface::class],
+            'encrypter'            => [\Illuminate\Encryption\Encrypter::class, \Illuminate\Contracts\Encryption\Encrypter::class, \Illuminate\Contracts\Encryption\StringEncrypter::class],
             'events'               => [\Illuminate\Events\Dispatcher::class, \Illuminate\Contracts\Events\Dispatcher::class],
             'files'                => [\Illuminate\Filesystem\Filesystem::class],
             'filesystem'           => [\Illuminate\Filesystem\FilesystemManager::class, \Illuminate\Contracts\Filesystem\Factory::class],
diff --git a/src/Illuminate/Foundation/Console/stubs/view-component.stub b/src/Illuminate/Foundation/Console/stubs/view-component.stub
index 5c6ecc586ec4..22eae518c1a4 100644
--- a/src/Illuminate/Foundation/Console/stubs/view-component.stub
+++ b/src/Illuminate/Foundation/Console/stubs/view-component.stub
@@ -19,7 +19,7 @@ class DummyClass extends Component
     /**
      * Get the view / contents that represent the component.
      *
-     * @return \Illuminate\Contracts\View\View|string
+     * @return \Illuminate\Contracts\View\View|\Closure|string
      */
     public function render()
     {
diff --git a/src/Illuminate/Foundation/Exceptions/Handler.php b/src/Illuminate/Foundation/Exceptions/Handler.php
index 38c29a3996c7..bedb1fca3be4 100644
--- a/src/Illuminate/Foundation/Exceptions/Handler.php
+++ b/src/Illuminate/Foundation/Exceptions/Handler.php
@@ -139,6 +139,10 @@ public function register()
      */
     public function reportable(callable $reportUsing)
     {
+        if (! $reportUsing instanceof Closure) {
+            $reportUsing = Closure::fromCallable($reportUsing);
+        }
+
         return tap(new ReportableHandler($reportUsing), function ($callback) {
             $this->reportCallbacks[] = $callback;
         });
@@ -152,6 +156,10 @@ public function reportable(callable $reportUsing)
      */
     public function renderable(callable $renderUsing)
     {
+        if (! $renderUsing instanceof Closure) {
+            $renderUsing = Closure::fromCallable($renderUsing);
+        }
+
         $this->renderCallbacks[] = $renderUsing;
 
         return $this;
diff --git a/src/Illuminate/Log/LogManager.php b/src/Illuminate/Log/LogManager.php
index 0e0abcd67c33..f5d0ac486e2b 100644
--- a/src/Illuminate/Log/LogManager.php
+++ b/src/Illuminate/Log/LogManager.php
@@ -245,11 +245,15 @@ protected function createStackDriver(array $config)
             return $this->channel($channel)->getHandlers();
         })->all();
 
+        $processors = collect($config['channels'])->flatMap(function ($channel) {
+            return $this->channel($channel)->getProcessors();
+        })->all();
+
         if ($config['ignore_exceptions'] ?? false) {
             $handlers = [new WhatFailureGroupHandler($handlers)];
         }
 
-        return new Monolog($this->parseChannel($config), $handlers);
+        return new Monolog($this->parseChannel($config), $handlers, $processors);
     }
 
     /**
diff --git a/src/Illuminate/Mail/MailManager.php b/src/Illuminate/Mail/MailManager.php
index 97fcda7827c5..86acdde3e3aa 100644
--- a/src/Illuminate/Mail/MailManager.php
+++ b/src/Illuminate/Mail/MailManager.php
@@ -63,7 +63,7 @@ public function __construct($app)
      * Get a mailer instance by name.
      *
      * @param  string|null  $name
-     * @return \Illuminate\Mail\Mailer
+     * @return \Illuminate\Contracts\Mail\Mailer
      */
     public function mailer($name = null)
     {
diff --git a/src/Illuminate/Mail/Mailable.php b/src/Illuminate/Mail/Mailable.php
index 1fe0b7ea3d20..903bd5f5f41b 100644
--- a/src/Illuminate/Mail/Mailable.php
+++ b/src/Illuminate/Mail/Mailable.php
@@ -170,7 +170,7 @@ class Mailable implements MailableContract, Renderable
      */
     public function send($mailer)
     {
-        return $this->withLocale($this->locale, function () use ($mailer) {
+        $this->withLocale($this->locale, function () use ($mailer) {
             Container::getInstance()->call([$this, 'build']);
 
             $mailer = $mailer instanceof MailFactory
diff --git a/src/Illuminate/Mail/Mailer.php b/src/Illuminate/Mail/Mailer.php
index 668d68baaf2a..128f211f7651 100755
--- a/src/Illuminate/Mail/Mailer.php
+++ b/src/Illuminate/Mail/Mailer.php
@@ -197,7 +197,7 @@ public function bcc($users)
      */
     public function html($html, $callback)
     {
-        return $this->send(['html' => new HtmlString($html)], [], $callback);
+        $this->send(['html' => new HtmlString($html)], [], $callback);
     }
 
     /**
@@ -209,7 +209,7 @@ public function html($html, $callback)
      */
     public function raw($text, $callback)
     {
-        return $this->send(['raw' => $text], [], $callback);
+        $this->send(['raw' => $text], [], $callback);
     }
 
     /**
@@ -222,7 +222,7 @@ public function raw($text, $callback)
      */
     public function plain($view, array $data, $callback)
     {
-        return $this->send(['text' => $view], $data, $callback);
+        $this->send(['text' => $view], $data, $callback);
     }
 
     /**
diff --git a/src/Illuminate/Mail/PendingMail.php b/src/Illuminate/Mail/PendingMail.php
index 43c30961f90b..10d76cb6aa9b 100644
--- a/src/Illuminate/Mail/PendingMail.php
+++ b/src/Illuminate/Mail/PendingMail.php
@@ -114,11 +114,11 @@ public function bcc($users)
      * Send a new mailable message instance.
      *
      * @param  \Illuminate\Contracts\Mail\Mailable  $mailable
-     * @return mixed
+     * @return void
      */
     public function send(MailableContract $mailable)
     {
-        return $this->mailer->send($this->fill($mailable));
+        $this->mailer->send($this->fill($mailable));
     }
 
     /**
diff --git a/src/Illuminate/Notifications/ChannelManager.php b/src/Illuminate/Notifications/ChannelManager.php
index d2344ab68acc..8eb9c251024d 100644
--- a/src/Illuminate/Notifications/ChannelManager.php
+++ b/src/Illuminate/Notifications/ChannelManager.php
@@ -34,7 +34,7 @@ class ChannelManager extends Manager implements DispatcherContract, FactoryContr
      */
     public function send($notifiables, $notification)
     {
-        return (new NotificationSender(
+        (new NotificationSender(
             $this, $this->container->make(Bus::class), $this->container->make(Dispatcher::class), $this->locale)
         )->send($notifiables, $notification);
     }
@@ -49,7 +49,7 @@ public function send($notifiables, $notification)
      */
     public function sendNow($notifiables, $notification, array $channels = null)
     {
-        return (new NotificationSender(
+        (new NotificationSender(
             $this, $this->container->make(Bus::class), $this->container->make(Dispatcher::class), $this->locale)
         )->sendNow($notifiables, $notification, $channels);
     }
diff --git a/src/Illuminate/Notifications/NotificationSender.php b/src/Illuminate/Notifications/NotificationSender.php
index 39be0e598796..aff36c7a5b0f 100644
--- a/src/Illuminate/Notifications/NotificationSender.php
+++ b/src/Illuminate/Notifications/NotificationSender.php
@@ -76,7 +76,7 @@ public function send($notifiables, $notification)
             return $this->queueNotification($notifiables, $notification);
         }
 
-        return $this->sendNow($notifiables, $notification);
+        $this->sendNow($notifiables, $notification);
     }
 
     /**
diff --git a/src/Illuminate/Routing/PendingResourceRegistration.php b/src/Illuminate/Routing/PendingResourceRegistration.php
index 3b6c97e2042d..59e4b8f0b78f 100644
--- a/src/Illuminate/Routing/PendingResourceRegistration.php
+++ b/src/Illuminate/Routing/PendingResourceRegistration.php
@@ -195,6 +195,19 @@ public function shallow($shallow = true)
         return $this;
     }
 
+    /**
+     * Define the callable that should be invoked on a missing model exception.
+     *
+     * @param  callable  $callback
+     * @return $this
+     */
+    public function missing($callback)
+    {
+        $this->options['missing'] = $callback;
+
+        return $this;
+    }
+
     /**
      * Indicate that the resource routes should be scoped using the given binding fields.
      *
diff --git a/src/Illuminate/Routing/ResourceRegistrar.php b/src/Illuminate/Routing/ResourceRegistrar.php
index c32aa023b4bd..c32de58c291f 100644
--- a/src/Illuminate/Routing/ResourceRegistrar.php
+++ b/src/Illuminate/Routing/ResourceRegistrar.php
@@ -184,6 +184,8 @@ protected function addResourceIndex($name, $base, $controller, $options)
     {
         $uri = $this->getResourceUri($name);
 
+        unset($options['missing']);
+
         $action = $this->getResourceAction($name, $controller, 'index', $options);
 
         return $this->router->get($uri, $action);
@@ -202,6 +204,8 @@ protected function addResourceCreate($name, $base, $controller, $options)
     {
         $uri = $this->getResourceUri($name).'/'.static::$verbs['create'];
 
+        unset($options['missing']);
+
         $action = $this->getResourceAction($name, $controller, 'create', $options);
 
         return $this->router->get($uri, $action);
@@ -220,6 +224,8 @@ protected function addResourceStore($name, $base, $controller, $options)
     {
         $uri = $this->getResourceUri($name);
 
+        unset($options['missing']);
+
         $action = $this->getResourceAction($name, $controller, 'store', $options);
 
         return $this->router->post($uri, $action);
@@ -421,6 +427,10 @@ protected function getResourceAction($resource, $controller, $method, $options)
             $action['where'] = $options['wheres'];
         }
 
+        if (isset($options['missing'])) {
+            $action['missing'] = $options['missing'];
+        }
+
         return $action;
     }
 
diff --git a/src/Illuminate/Support/Stringable.php b/src/Illuminate/Support/Stringable.php
index 0d544a3987cf..d834260e11cf 100644
--- a/src/Illuminate/Support/Stringable.php
+++ b/src/Illuminate/Support/Stringable.php
@@ -335,7 +335,7 @@ public function markdown(array $options = [])
      * Get the string matching the given pattern.
      *
      * @param  string  $pattern
-     * @return static|null
+     * @return static
      */
     public function match($pattern)
     {
diff --git a/src/Illuminate/Support/Testing/Fakes/BatchRepositoryFake.php b/src/Illuminate/Support/Testing/Fakes/BatchRepositoryFake.php
index 55681f4d5534..d9661334ce01 100644
--- a/src/Illuminate/Support/Testing/Fakes/BatchRepositoryFake.php
+++ b/src/Illuminate/Support/Testing/Fakes/BatchRepositoryFake.php
@@ -33,6 +33,7 @@ public function get($limit, $before)
      */
     public function find(string $batchId)
     {
+        //
     }
 
     /**
@@ -68,6 +69,7 @@ public function store(PendingBatch $batch)
      */
     public function incrementTotalJobs(string $batchId, int $amount)
     {
+        //
     }
 
     /**
@@ -102,6 +104,7 @@ public function incrementFailedJobs(string $batchId, string $jobId)
      */
     public function markAsFinished(string $batchId)
     {
+        //
     }
 
     /**
@@ -112,6 +115,7 @@ public function markAsFinished(string $batchId)
      */
     public function cancel(string $batchId)
     {
+        //
     }
 
     /**
@@ -122,6 +126,7 @@ public function cancel(string $batchId)
      */
     public function delete(string $batchId)
     {
+        //
     }
 
     /**
diff --git a/src/Illuminate/Support/Testing/Fakes/BusFake.php b/src/Illuminate/Support/Testing/Fakes/BusFake.php
index 5b5b68534583..82f3dda5d129 100644
--- a/src/Illuminate/Support/Testing/Fakes/BusFake.php
+++ b/src/Illuminate/Support/Testing/Fakes/BusFake.php
@@ -517,6 +517,7 @@ public function chain($jobs)
      */
     public function findBatch(string $batchId)
     {
+        //
     }
 
     /**
diff --git a/src/Illuminate/Support/Testing/Fakes/EventFake.php b/src/Illuminate/Support/Testing/Fakes/EventFake.php
index 90f30212ef7b..88fcb84cea48 100644
--- a/src/Illuminate/Support/Testing/Fakes/EventFake.php
+++ b/src/Illuminate/Support/Testing/Fakes/EventFake.php
@@ -278,7 +278,7 @@ public function forgetPushed()
      *
      * @param  string|object  $event
      * @param  mixed  $payload
-     * @return void
+     * @return array|null
      */
     public function until($event, $payload = [])
     {
diff --git a/src/Illuminate/Support/Testing/Fakes/MailFake.php b/src/Illuminate/Support/Testing/Fakes/MailFake.php
index eb548b6910b3..a42fe341f40e 100644
--- a/src/Illuminate/Support/Testing/Fakes/MailFake.php
+++ b/src/Illuminate/Support/Testing/Fakes/MailFake.php
@@ -276,7 +276,7 @@ protected function queuedMailablesOf($type)
      * Get a mailer instance by name.
      *
      * @param  string|null  $name
-     * @return \Illuminate\Mail\Mailer
+     * @return \Illuminate\Contracts\Mail\Mailer
      */
     public function mailer($name = null)
     {
diff --git a/src/Illuminate/Support/Testing/Fakes/NotificationFake.php b/src/Illuminate/Support/Testing/Fakes/NotificationFake.php
index cf3a25afd696..28526d592556 100644
--- a/src/Illuminate/Support/Testing/Fakes/NotificationFake.php
+++ b/src/Illuminate/Support/Testing/Fakes/NotificationFake.php
@@ -210,7 +210,7 @@ protected function notificationsFor($notifiable, $notification)
      */
     public function send($notifiables, $notification)
     {
-        return $this->sendNow($notifiables, $notification);
+        $this->sendNow($notifiables, $notification);
     }
 
     /**
diff --git a/src/Illuminate/Support/Testing/Fakes/PendingMailFake.php b/src/Illuminate/Support/Testing/Fakes/PendingMailFake.php
index c39012501ae6..52251301ceb9 100644
--- a/src/Illuminate/Support/Testing/Fakes/PendingMailFake.php
+++ b/src/Illuminate/Support/Testing/Fakes/PendingMailFake.php
@@ -22,11 +22,11 @@ public function __construct($mailer)
      * Send a new mailable message instance.
      *
      * @param  \Illuminate\Contracts\Mail\Mailable  $mailable
-     * @return mixed
+     * @return void
      */
     public function send(Mailable $mailable)
     {
-        return $this->mailer->send($this->fill($mailable));
+        $this->mailer->send($this->fill($mailable));
     }
 
     /**
diff --git a/src/Illuminate/Support/Testing/Fakes/QueueFake.php b/src/Illuminate/Support/Testing/Fakes/QueueFake.php
index e83408fc0c74..64d6414fd81b 100644
--- a/src/Illuminate/Support/Testing/Fakes/QueueFake.php
+++ b/src/Illuminate/Support/Testing/Fakes/QueueFake.php
@@ -74,7 +74,7 @@ public function assertPushedOn($queue, $job, $callback = null)
             [$job, $callback] = [$this->firstClosureParameterType($job), $job];
         }
 
-        return $this->assertPushed($job, function ($job, $pushedQueue) use ($callback, $queue) {
+        $this->assertPushed($job, function ($job, $pushedQueue) use ($callback, $queue) {
             if ($pushedQueue !== $queue) {
                 return false;
             }
diff --git a/tests/Container/ContainerTest.php b/tests/Container/ContainerTest.php
index 8f4b01a2bfd5..eefe9366cbfc 100755
--- a/tests/Container/ContainerTest.php
+++ b/tests/Container/ContainerTest.php
@@ -5,6 +5,7 @@
 use Illuminate\Container\Container;
 use Illuminate\Container\EntryNotFoundException;
 use Illuminate\Contracts\Container\BindingResolutionException;
+use Illuminate\Contracts\Container\CircularDependencyException;
 use PHPUnit\Framework\TestCase;
 use Psr\Container\ContainerExceptionInterface;
 use stdClass;
@@ -562,6 +563,38 @@ public function testContainerCanResolveClasses()
 
         $this->assertInstanceOf(ContainerConcreteStub::class, $class);
     }
+
+    // public function testContainerCanCatchCircularDependency()
+    // {
+    //     $this->expectException(CircularDependencyException::class);
+
+    //     $container = new Container;
+    //     $container->get(CircularAStub::class);
+    // }
+}
+
+class CircularAStub
+{
+    public function __construct(CircularBStub $b)
+    {
+        //
+    }
+}
+
+class CircularBStub
+{
+    public function __construct(CircularCStub $c)
+    {
+        //
+    }
+}
+
+class CircularCStub
+{
+    public function __construct(CircularAStub $a)
+    {
+        //
+    }
 }
 
 class ContainerConcreteStub
diff --git a/tests/Foundation/FoundationExceptionsHandlerTest.php b/tests/Foundation/FoundationExceptionsHandlerTest.php
index 55b2d54982a5..755a01d9f31e 100644
--- a/tests/Foundation/FoundationExceptionsHandlerTest.php
+++ b/tests/Foundation/FoundationExceptionsHandlerTest.php
@@ -107,6 +107,20 @@ public function testHandlerCallsReportMethodWithDependencies()
         $this->handler->report(new ReportableException('Exception message'));
     }
 
+    public function testHandlerReportsExceptionUsingCallableClass()
+    {
+        $reporter = m::mock(ReportingService::class);
+        $reporter->shouldReceive('send')->withArgs(['Exception message'])->once();
+
+        $logger = m::mock(LoggerInterface::class);
+        $this->container->instance(LoggerInterface::class, $logger);
+        $logger->shouldNotReceive('error');
+
+        $this->handler->reportable(new CustomReporter($reporter));
+
+        $this->handler->report(new CustomException('Exception message'));
+    }
+
     public function testReturnsJsonWithStackTraceWhenAjaxRequestAndDebugTrue()
     {
         $this->config->shouldReceive('get')->with('app.debug', null)->once()->andReturn(true);
@@ -134,6 +148,15 @@ public function testReturnsCustomResponseFromRenderableCallback()
         $this->assertSame('{"response":"My custom exception response"}', $response);
     }
 
+    public function testReturnsCustomResponseFromCallableClass()
+    {
+        $this->handler->renderable(new CustomRenderer());
+
+        $response = $this->handler->render($this->request, new CustomException)->getContent();
+
+        $this->assertSame('{"response":"The CustomRenderer response"}', $response);
+    }
+
     public function testReturnsCustomResponseWhenExceptionImplementsResponsable()
     {
         $response = $this->handler->render($this->request, new ResponsableException)->getContent();
@@ -302,6 +325,31 @@ public function context()
     }
 }
 
+class CustomReporter
+{
+    private $service;
+
+    public function __construct(ReportingService $service)
+    {
+        $this->service = $service;
+    }
+
+    public function __invoke(CustomException $e)
+    {
+        $this->service->send($e->getMessage());
+
+        return false;
+    }
+}
+
+class CustomRenderer
+{
+    public function __invoke(CustomException $e, $request)
+    {
+        return response()->json(['response' => 'The CustomRenderer response']);
+    }
+}
+
 interface ReportingService
 {
     public function send($message);
diff --git a/tests/Integration/Auth/AuthenticationTest.php b/tests/Integration/Auth/AuthenticationTest.php
index ec23afba3d18..e2ec79050d18 100644
--- a/tests/Integration/Auth/AuthenticationTest.php
+++ b/tests/Integration/Auth/AuthenticationTest.php
@@ -19,6 +19,7 @@
 use Illuminate\Support\Str;
 use Illuminate\Support\Testing\Fakes\EventFake;
 use Illuminate\Tests\Integration\Auth\Fixtures\AuthenticationTestUser;
+use InvalidArgumentException;
 use Orchestra\Testbench\TestCase;
 
 /**
@@ -211,7 +212,7 @@ public function testLoggingOutOtherDevices()
 
         $this->assertEquals(1, $user->id);
 
-        $this->app['auth']->logoutOtherDevices('adifferentpassword');
+        $this->app['auth']->logoutOtherDevices('password');
         $this->assertEquals(1, $user->id);
 
         Event::assertDispatched(OtherDeviceLogout::class, function ($event) {
@@ -222,6 +223,20 @@ public function testLoggingOutOtherDevices()
         });
     }
 
+    public function testPasswordMustBeValidToLogOutOtherDevices()
+    {
+        $this->expectException(InvalidArgumentException::class);
+        $this->expectExceptionMessage('current password');
+
+        $this->app['auth']->loginUsingId(1);
+
+        $user = $this->app['auth']->user();
+
+        $this->assertEquals(1, $user->id);
+
+        $this->app['auth']->logoutOtherDevices('adifferentpassword');
+    }
+
     public function testLoggingInOutViaAttemptRemembering()
     {
         $this->assertTrue(
diff --git a/tests/Integration/Queue/CustomPayloadTest.php b/tests/Integration/Queue/CustomPayloadTest.php
index 3d1088b52c4d..2ce39544be34 100644
--- a/tests/Integration/Queue/CustomPayloadTest.php
+++ b/tests/Integration/Queue/CustomPayloadTest.php
@@ -60,5 +60,6 @@ class MyJob implements ShouldQueue
 
     public function handle()
     {
+        //
     }
 }
diff --git a/tests/Routing/RouteRegistrarTest.php b/tests/Routing/RouteRegistrarTest.php
index 47fcb2aa31e5..9802ad742a61 100644
--- a/tests/Routing/RouteRegistrarTest.php
+++ b/tests/Routing/RouteRegistrarTest.php
@@ -334,6 +334,24 @@ public function testCanRegisterResourcesWithoutOption()
         }
     }
 
+    public function testCanRegisterResourceWithMissingOption()
+    {
+        $this->router->middleware('resource-middleware')
+            ->resource('users', RouteRegistrarControllerStub::class)
+            ->missing(function () {
+                return 'missing';
+            });
+
+        $this->assertIsCallable($this->router->getRoutes()->getByName('users.show')->getMissing());
+        $this->assertIsCallable($this->router->getRoutes()->getByName('users.edit')->getMissing());
+        $this->assertIsCallable($this->router->getRoutes()->getByName('users.update')->getMissing());
+        $this->assertIsCallable($this->router->getRoutes()->getByName('users.destroy')->getMissing());
+
+        $this->assertNull($this->router->getRoutes()->getByName('users.index')->getMissing());
+        $this->assertNull($this->router->getRoutes()->getByName('users.create')->getMissing());
+        $this->assertNull($this->router->getRoutes()->getByName('users.store')->getMissing());
+    }
+
     public function testCanAccessRegisteredResourceRoutesAsRouteCollection()
     {
         $resource = $this->router->middleware('resource-middleware')
diff --git a/tests/Support/SupportReflectorTest.php b/tests/Support/SupportReflectorTest.php
index df5b3e414e46..deebed5aabc7 100644
--- a/tests/Support/SupportReflectorTest.php
+++ b/tests/Support/SupportReflectorTest.php
@@ -81,6 +81,7 @@ class B extends A
 {
     public function f(parent $x)
     {
+        //
     }
 }
 
@@ -92,6 +93,7 @@ class C
 {
     public function f(A|Model $x)
     {
+        //
     }
 }'
     );
@@ -101,6 +103,7 @@ class TestClassWithCall
 {
     public function __call($method, $parameters)
     {
+        //
     }
 }
 
@@ -108,5 +111,6 @@ class TestClassWithCallStatic
 {
     public static function __callStatic($method, $parameters)
     {
+        //
     }
 }
diff --git a/tests/View/ViewFactoryTest.php b/tests/View/ViewFactoryTest.php
index ab003c3b9f9d..1419f502706c 100755
--- a/tests/View/ViewFactoryTest.php
+++ b/tests/View/ViewFactoryTest.php
@@ -443,6 +443,27 @@ public function testMultipleStackPush()
         $this->assertSame('hi, Hello!', $factory->yieldPushContent('foo'));
     }
 
+    public function testSingleStackPrepend()
+    {
+        $factory = $this->getFactory();
+        $factory->startPrepend('foo');
+        echo 'hi';
+        $factory->stopPrepend();
+        $this->assertSame('hi', $factory->yieldPushContent('foo'));
+    }
+
+    public function testMultipleStackPrepend()
+    {
+        $factory = $this->getFactory();
+        $factory->startPrepend('foo');
+        echo ', Hello!';
+        $factory->stopPrepend();
+        $factory->startPrepend('foo');
+        echo 'hi';
+        $factory->stopPrepend();
+        $this->assertSame('hi, Hello!', $factory->yieldPushContent('foo'));
+    }
+
     public function testSessionAppending()
     {
         $factory = $this->getFactory();