Re: [PATCH 2/2] kunit: ubsan integration

[Shuah Khan]

On 8/13/20 2:57 PM, Uriel Guajardo wrote:

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

Signed-off-by: Uriel Guajardo <urielguaja...@google.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,

I applied this to linux-kselftest kunit for 5.10-rc1.

thanks,
-- Shuah