linux-kernel - [PATCH] kunit: configs: Enable CONFIG_INIT_STACK_ALL_PATTERN in all

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Message-Id: <20250411095904.1593224-1-rf@opensource.cirrus.com>
Date: Fri, 11 Apr 2025 10:59:04 +0100
From: Richard Fitzgerald <rf@...nsource.cirrus.com>
To: brendan.higgins@...ux.dev, davidgow@...gle.com, rmoar@...gle.com
Cc: linux-kselftest@...r.kernel.org, kunit-dev@...glegroups.com,
        linux-kernel@...r.kernel.org, patches@...nsource.cirrus.com
Subject: [PATCH] kunit: configs: Enable CONFIG_INIT_STACK_ALL_PATTERN in all_tests

Enable CONFIG_INIT_STACK_ALL_PATTERN in all_tests.config. This helps
to detect use of uninitialized local variables.

This option found an uninitialized data bug in the cs_dsp test.

Signed-off-by: Richard Fitzgerald <rf@...nsource.cirrus.com>
---
 tools/testing/kunit/configs/all_tests.config | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/testing/kunit/configs/all_tests.config b/tools/testing/kunit/configs/all_tests.config
index cdd9782f9646..4a60bb71fe72 100644
--- a/tools/testing/kunit/configs/all_tests.config
+++ b/tools/testing/kunit/configs/all_tests.config
@@ -10,6 +10,7 @@ CONFIG_KUNIT_EXAMPLE_TEST=y
 CONFIG_KUNIT_ALL_TESTS=y
 
 CONFIG_FORTIFY_SOURCE=y
+CONFIG_INIT_STACK_ALL_PATTERN=y
 
 CONFIG_IIO=y
 
-- 
2.39.5