diff --git a/lisa/exekall_customize.py b/lisa/exekall_customize.py
index 9e9b1d6c5dfc1a54551379d4a6da3133dce3e2c1..72b5e8e956b94f49d994bf3fa12b756452a6f09d 100644
--- a/lisa/exekall_customize.py
+++ b/lisa/exekall_customize.py
@@ -30,11 +30,11 @@ from lisa.trace import FtraceCollector, FtraceConf
 from lisa.platforms.platinfo import PlatformInfo
 from lisa.utils import HideExekallID, Loggable, ArtifactPath, get_subclasses, groupby, Serializable
 from lisa.conf import MultiSrcConf
-from lisa.tests.base import TestBundle, ResultBundle
+from lisa.tests.base import TestBundle, ResultBundle, Result
 from lisa.tests.scheduler.load_tracking import InvarianceItem
 from lisa.regression import compute_regressions
 
-from exekall.utils import get_name, get_method_class, add_argument
+from exekall.utils import get_name, get_method_class, add_argument, NoValue, flatten_seq
 from exekall.engine import ExprData, Consumer, PrebuiltOperator
 from exekall.customization import AdaptorBase
 
@@ -367,3 +367,25 @@ comparison. Can be repeated.""")
         tags = {k: v for k, v in tags.items() if v is not None}
 
         return tags
+
+    def get_run_exit_code(self, result_map):
+        expr_val_list = flatten_seq(
+            expr_val_list
+            for expr, expr_val_list in result_map.items()
+        )
+
+        for expr_val in expr_val_list:
+            # An exception happened
+            if expr_val.get_excep():
+                return 20
+
+            val = expr_val.value
+            if isinstance(val, ResultBundle):
+                if val.result is Result.FAILED:
+                    return 10
+        return 0
+
+
+
+
+
diff --git a/tools/exekall/exekall/customization.py b/tools/exekall/exekall/customization.py
index 343a47f37eaed1acff261573e07fc30c5b692964..b0cf5291dd12b926fe8d6c1e0e02256efa4a28d7 100644
--- a/tools/exekall/exekall/customization.py
+++ b/tools/exekall/exekall/customization.py
@@ -201,7 +201,7 @@ class AdaptorBase:
         :param result_map: Dictionary of expressions to the list of their
             values.
         :type result_map: dict(exekall.engine.ComputableExpression,
-            exekall.engine.ExprVal)
+            list(exekall.engine.ExprVal))
         """
         hidden_callable_set = {
             op.callable_
@@ -233,6 +233,17 @@ class AdaptorBase:
                 ))
         return '\n'.join(summary)
 
+    def get_run_exit_code(self, result_map):
+        """
+        Return an integer used as ``exekall run`` exit status.
+
+        :param result_map: Dictionary of expressions to the list of their
+            values.
+        :type result_map: dict(exekall.engine.ComputableExpression,
+            exekall.engine.ExprVal)
+        """
+        return 0
+
     @classmethod
     def get_adaptor_cls(cls, name=None):
         """
diff --git a/tools/exekall/exekall/main.py b/tools/exekall/exekall/main.py
index 7ba064b0b31b0db394336608ddd7b5aab038f2a2..92d8af8dc0b1fbf488f1637a4b8a267afe0d719f 100755
--- a/tools/exekall/exekall/main.py
+++ b/tools/exekall/exekall/main.py
@@ -1142,7 +1142,7 @@ def exec_expr_list(iteration_expr_list, adaptor, artifact_dir, testsession_uuid,
     with script_path.open('wt', encoding='utf-8') as f:
         f.write(all_scripts + '\n')
 
-    return 0
+    return adaptor.get_run_exit_code(result_map)
 
 SILENT_EXCEPTIONS = (KeyboardInterrupt, BrokenPipeError)
 GENERIC_ERROR_CODE = 1