diff --git a/ext/dl_test/tests/skip.inc b/ext/dl_test/tests/skip.inc
index e7558c76350..1149c235d52 100644
--- a/ext/dl_test/tests/skip.inc
+++ b/ext/dl_test/tests/skip.inc
@@ -12,3 +12,7 @@ if (PHP_OS_FAMILY === 'Windows') {
 if (!file_exists($path)) {
     die(sprintf('skip dl_test extension is not built (tried %s)', $path));
 }
+
+if (getenv('SKIP_ASAN')) {
+    die('xleak dl() crashes LSan');
+}
diff --git a/ext/opcache/tests/bug68104.phpt b/ext/opcache/tests/bug68104.phpt
index 0726d96a1cd..00c9551e974 100644
--- a/ext/opcache/tests/bug68104.phpt
+++ b/ext/opcache/tests/bug68104.phpt
@@ -8,6 +8,10 @@ opcache.enable_cli=1
 disable_functions=dl
 --EXTENSIONS--
 opcache
+--SKIPIF--
+<?php
+if (getenv('SKIP_ASAN')) die('xleak dl() crashes LSan');
+?>
 --FILE--
 <?php
 var_dump(is_callable("dl"));
diff --git a/ext/standard/tests/general_functions/dl-check-enabled.phpt b/ext/standard/tests/general_functions/dl-check-enabled.phpt
index c5a6eb50cc7..6a61660f44c 100644
--- a/ext/standard/tests/general_functions/dl-check-enabled.phpt
+++ b/ext/standard/tests/general_functions/dl-check-enabled.phpt
@@ -9,6 +9,7 @@ $enabled_sapi = array('cgi-fcgi', 'cli', 'embed', 'fpm');
 if (!in_array(php_sapi_name(), $enabled_sapi)) {
     die('skip dl() is not enabled for ' . php_sapi_name());
 }
+if (getenv('SKIP_ASAN')) die('xleak dl() crashes LSan');
 ?>
 --INI--
 enable_dl=0
diff --git a/ext/standard/tests/general_functions/dl-cve-2007-4887.phpt b/ext/standard/tests/general_functions/dl-cve-2007-4887.phpt
index effae83464e..d392d41304f 100644
--- a/ext/standard/tests/general_functions/dl-cve-2007-4887.phpt
+++ b/ext/standard/tests/general_functions/dl-cve-2007-4887.phpt
@@ -6,6 +6,7 @@ $enabled_sapi = array('cgi-fcgi', 'cli', 'embed', 'fpm');
 if (!in_array(php_sapi_name(), $enabled_sapi)) {
     die('skip dl() is not enabled for ' . php_sapi_name());
 }
+if (getenv('SKIP_ASAN')) die('xleak dl() crashes LSan');
 ?>
 --INI--
 enable_dl=1
diff --git a/ext/standard/tests/general_functions/dl-full-path-not-supported.phpt b/ext/standard/tests/general_functions/dl-full-path-not-supported.phpt
index aaf7d042e53..2b7ec7dc531 100644
--- a/ext/standard/tests/general_functions/dl-full-path-not-supported.phpt
+++ b/ext/standard/tests/general_functions/dl-full-path-not-supported.phpt
@@ -9,6 +9,7 @@ $enabled_sapi = array('cgi-fcgi', 'cli', 'embed', 'fpm');
 if (!in_array(php_sapi_name(), $enabled_sapi)) {
     die('skip dl() is not enabled for ' . php_sapi_name());
 }
+if (getenv('SKIP_ASAN')) die('xleak dl() crashes LSan');
 ?>
 --INI--
 enable_dl=1
diff --git a/ext/standard/tests/general_functions/gh9589.phpt b/ext/standard/tests/general_functions/gh9589.phpt
index a26f052debe..3c0424f79b4 100644
--- a/ext/standard/tests/general_functions/gh9589.phpt
+++ b/ext/standard/tests/general_functions/gh9589.phpt
@@ -2,6 +2,10 @@
 dl() segfaults when module is already loaded
 --EXTENSIONS--
 dl_test
+--SKIPIF--
+<?php
+if (getenv('SKIP_ASAN')) die('xleak dl() crashes LSan');
+?>
 --FILE--
 <?php
 dl("dl_test");