linux-kernel - [PATCH 2/2] kunit: ubsan integration

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Message-Id: <20200813205722.1384108-2-urielguajardojr@gmail.com>
Date:   Thu, 13 Aug 2020 20:57:22 +0000
From:   Uriel Guajardo <urielguajardojr@...il.com>
To:     brendanhiggins@...gle.com
Cc:     urielguajardo@...gle.com, akpm@...ux-foundation.org,
        keescook@...omium.org, rdunlap@...radead.org,
        herbert@...dor.apana.org.au, christian.brauner@...ntu.com,
        peterz@...radead.org, ardb@...nel.og, arnd@...db.de,
        julien.grall@....com, linux-kernel@...r.kernel.org,
        linux-kselftest@...r.kernel.org, kunit-dev@...glegroups.com,
        Uriel Guajardo <urielguajardojr@...il.com>
Subject: [PATCH 2/2] kunit: ubsan integration

Integrates UBSAN into the KUnit testing framework. It fails KUnit tests
whenever it reports undefined behavior.

Signed-off-by: Uriel Guajardo <urielguajardo@...gle.com>
---
 lib/ubsan.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/ubsan.c b/lib/ubsan.c
index cb9af3f6b77e..1460e2c828c8 100644
--- a/lib/ubsan.c
+++ b/lib/ubsan.c
@@ -14,6 +14,7 @@
 #include <linux/types.h>
 #include <linux/sched.h>
 #include <linux/uaccess.h>
+#include <kunit/test.h>
 
 #include "ubsan.h"
 
@@ -137,6 +138,7 @@ static void ubsan_prologue(struct source_location *loc, const char *reason)
 {
 	current->in_ubsan++;
 
+	kunit_fail_current_test();
 	pr_err("========================================"
 		"========================================\n");
 	pr_err("UBSAN: %s in %s:%d:%d\n", reason, loc->file_name,
-- 
2.28.0.163.g6104cc2f0b6-goog