diff --git a/scripts/checkkconfigsymbols.py b/scripts/checkkconfigsymbols.py
index 1548f9ce4682..697972432bbe 100755
--- a/scripts/checkkconfigsymbols.py
+++ b/scripts/checkkconfigsymbols.py
@@ -113,7 +113,7 @@ def parse_options():
     return args
 
 
-def main():
+def print_undefined_symbols():
     """Main function of this module."""
     args = parse_options()
 
@@ -472,5 +472,16 @@ def parse_kconfig_file(kfile):
     return defined, references
 
 
+def main():
+    try:
+        print_undefined_symbols()
+    except BrokenPipeError:
+        # Python flushes standard streams on exit; redirect remaining output
+        # to devnull to avoid another BrokenPipeError at shutdown
+        devnull = os.open(os.devnull, os.O_WRONLY)
+        os.dup2(devnull, sys.stdout.fileno())
+        sys.exit(1)  # Python exits with error code 1 on EPIPE
+
+
 if __name__ == "__main__":
     main()
diff --git a/scripts/clang-tools/run-clang-tools.py b/scripts/clang-tools/run-clang-tools.py
index f754415af398..f42699134f1c 100755
--- a/scripts/clang-tools/run-clang-tools.py
+++ b/scripts/clang-tools/run-clang-tools.py
@@ -60,14 +60,21 @@ def run_analysis(entry):
 
 
 def main():
-    args = parse_arguments()
+    try:
+        args = parse_arguments()
 
-    lock = multiprocessing.Lock()
-    pool = multiprocessing.Pool(initializer=init, initargs=(lock, args))
-    # Read JSON data into the datastore variable
-    with open(args.path, "r") as f:
-        datastore = json.load(f)
-        pool.map(run_analysis, datastore)
+        lock = multiprocessing.Lock()
+        pool = multiprocessing.Pool(initializer=init, initargs=(lock, args))
+        # Read JSON data into the datastore variable
+        with open(args.path, "r") as f:
+            datastore = json.load(f)
+            pool.map(run_analysis, datastore)
+    except BrokenPipeError:
+        # Python flushes standard streams on exit; redirect remaining output
+        # to devnull to avoid another BrokenPipeError at shutdown
+        devnull = os.open(os.devnull, os.O_WRONLY)
+        os.dup2(devnull, sys.stdout.fileno())
+        sys.exit(1)  # Python exits with error code 1 on EPIPE
 
 
 if __name__ == "__main__":
diff --git a/scripts/diffconfig b/scripts/diffconfig
index d5da5fa05d1d..43f0f3d273ae 100755
--- a/scripts/diffconfig
+++ b/scripts/diffconfig
@@ -65,7 +65,7 @@ def print_config(op, config, value, new_value):
         else:
             print(" %s %s -> %s" % (config, value, new_value))
 
-def main():
+def show_diff():
     global merge_style
 
     # parse command line args
@@ -129,4 +129,16 @@ def main():
     for config in new:
         print_config("+", config, None, b[config])
 
-main()
+def main():
+    try:
+        show_diff()
+    except BrokenPipeError:
+        # Python flushes standard streams on exit; redirect remaining output
+        # to devnull to avoid another BrokenPipeError at shutdown
+        devnull = os.open(os.devnull, os.O_WRONLY)
+        os.dup2(devnull, sys.stdout.fileno())
+        sys.exit(1)  # Python exits with error code 1 on EPIPE
+
+
+if __name__ == '__main__':
+    main()