* [PATCH] kunit: print a message before triggering a NULL dereference
@ 2025-09-05 10:34 Dan Carpenter
0 siblings, 0 replies; only message in thread
From: Dan Carpenter @ 2025-09-05 10:34 UTC (permalink / raw)
To: Mickaël Salaün
Cc: Brendan Higgins, David Gow, Rae Moar, linux-kselftest, kunit-dev,
linux-kernel, kernel-janitors
Print a message so that people reading dmesg know that these NULL
dereferences are not a bug, but instead a deliberate part of
the testing.
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
---
lib/kunit/kunit-test.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/lib/kunit/kunit-test.c b/lib/kunit/kunit-test.c
index 8c01eabd4eaf..a8b6e16f4465 100644
--- a/lib/kunit/kunit-test.c
+++ b/lib/kunit/kunit-test.c
@@ -119,6 +119,8 @@ static void kunit_test_null_dereference(void *data)
struct kunit *test = data;
int *null = NULL;
+ pr_info("Triggering deliberate NULL derefence.\n");
+
*null = 0;
KUNIT_FAIL(test, "This line should never be reached\n");
--
2.47.2
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