Refs #2259 -- Disallowed primary keys in ModelAdmin.list_editable.

Refs #32728.

tests/admin_checks/tests.py

@@ -363,6 +363,23 @@ class SystemChecksTestCase(SimpleTestCase):
         ]
         self.assertEqual(errors, expected)
 
+    def test_pk_not_editable(self):
+        # PKs cannot be edited in the list.
+        class SongAdmin(admin.ModelAdmin):
+            list_display = ["title", "id"]
+            list_editable = ["id"]
+
+        errors = SongAdmin(Song, AdminSite()).check()
+        expected = [
+            checks.Error(
+                "The value of 'list_editable[0]' refers to 'id', which is not editable "
+                "through the admin.",
+                obj=SongAdmin,
+                id="admin.E125",
+            )
+        ]
+        self.assertEqual(errors, expected)
+
     def test_editable(self):
         class SongAdmin(admin.ModelAdmin):
             list_display = ["pk", "title"]