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

From: Brendan Higgins
Date: Mon Aug 10 2020 - 16:43:04 EST


On Thu, Aug 6, 2020 at 10:43 AM Uriel Guajardo
<urielguajardojr@xxxxxxxxx> wrote:
>
> Integrates UBSAN into the KUnit testing framework. It fails KUnit tests
> whenever it reports undefined behavior.
>
> Signed-off-by: Uriel Guajardo <urielguajardo@xxxxxxxxxx>

You should resend this to the UBSAN maintainers as well; they will
need to sign off on this.

In the future, make sure to run get_maintainers.pl

Reviewed-by: Brendan Higgins <brendanhiggins@xxxxxxxxxx>

> ---
> 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
>