[PATCH v12 7/7] kasan: don't run tests in async mode

Vincenzo Frascino vincenzo.frascino at arm.com
Mon Feb 8 11:56:17 EST 2021


From: Andrey Konovalov <andreyknvl at google.com>

Asynchronous KASAN mode doesn't guarantee that a tag fault will be
detected immediately and causes tests to fail. Forbid running them
in asynchronous mode.

Signed-off-by: Andrey Konovalov <andreyknvl at google.com>
---
 lib/test_kasan.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/test_kasan.c b/lib/test_kasan.c
index 7285dcf9fcc1..f82d9630cae1 100644
--- a/lib/test_kasan.c
+++ b/lib/test_kasan.c
@@ -51,6 +51,10 @@ static int kasan_test_init(struct kunit *test)
 		kunit_err(test, "can't run KASAN tests with KASAN disabled");
 		return -1;
 	}
+	if (kasan_flag_async) {
+		kunit_err(test, "can't run KASAN tests in async mode");
+		return -1;
+	}
 
 	multishot = kasan_save_enable_multi_shot();
 	hw_set_tagging_report_once(false);
-- 
2.30.0




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