diff --git a/.github/ISSUE_TEMPLATE/bug_report.yaml b/.github/ISSUE_TEMPLATE/bug_report.yaml
index 9d2c924a..141c598d 100644
--- a/.github/ISSUE_TEMPLATE/bug_report.yaml
+++ b/.github/ISSUE_TEMPLATE/bug_report.yaml
@@ -7,6 +7,10 @@ body:
     attributes:
       value: |
         Thanks for taking the time to fill out this bug report!
+        Before submitting a bug, please double-check that your problem [is not
+        a known issue](https://frankenphp.dev/docs/known-issues/)
+        (especially if you use XDebug, Tideways or Datadog), and that is has not
+        [already been reported](https://github.com/dunglas/frankenphp/issues).
   - type: textarea
     id: what-happened
     attributes:
@@ -65,6 +69,13 @@ body:
         - aarch64
         - Other (tell us more in the description)
       default: 0
+  - type: textarea
+    id: php
+    attributes:
+      label: PHP configuration
+      description: |
+        Please copy and paste the output of the `phpinfo()` function.
+      render: shell
     validations:
       required: true
   - type: textarea
diff --git a/docs/known-issues.md b/docs/known-issues.md
index bc7cdbac..998a204f 100644
--- a/docs/known-issues.md
+++ b/docs/known-issues.md
@@ -38,6 +38,16 @@ The following extensions are known not to be compatible with FrankenPHP:
 | ----------------------------------------------------------- | --------------- | -------------------------------------------------------------------------------------------------------------------- |
 | [imap](https://www.php.net/manual/en/imap.installation.php) | Not thread-safe | [javanile/php-imap2](https://github.com/javanile/php-imap2), [webklex/php-imap](https://github.com/Webklex/php-imap) |
 
+## Buggy PHP Extensions
+
+The following extensions have known bugs and unexpected behaviors when used with FrankenPHP:
+
+| Name                                                                                                                     | Problem                                                                                                                                                                                                                        |
+|--------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| [XDebug](https://xdebug.org/)                                                                                            | XDebug may crash, or hang. This problem is [being tracked by XDebug](https://github.com/dunglas/frankenphp/issues/563#issuecomment-1952226212).                                                                                |
+| [Datadog PHP Tracer](https://docs.datadoghq.com/fr/tracing/trace_collection/automatic_instrumentation/dd_libraries/php/) | The Datadog tracer [can cause crashes](https://github.com/dunglas/frankenphp/issues/458#issuecomment-1878487776). This has been reported to DataDog.                                                                           |
+| [Tideways](https://tideways.com/)                                                                                        | In worker mode, the Tideways extension [prevents worker scripts to finish properly](https://github.com/dunglas/frankenphp/issues/578#issuecomment-1966620351) or consumes 100% of the CPU. This has been reported to Tideways. |
+
 ## get_browser
 
 The [get_browser()](https://www.php.net/manual/en/function.get-browser.php) function seems to perform badly after a while. A workaround is to cache (e.g. with [APCu](https://www.php.net/manual/en/book.apcu.php)) the results per User Agent, as they are static.