diff options
| author | Kees Cook <keescook@chromium.org> | 2021-06-23 13:39:31 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-06-24 15:32:07 +0200 |
| commit | a15676ac8f24a9ac5fd881cf17be4be13fa0910a (patch) | |
| tree | bd88ed756f4c12cf00dbc4ab80687a6d79c7b15a | |
| parent | 0acbdbc7205cf754e76c4f234dde4fa42316f50d (diff) | |
lkdtm/bugs: XFAIL UNALIGNED_LOAD_STORE_WRITE
When built under CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS, this test is
expected to fail (i.e. not trip an exception).
Fixes: 46d1a0f03d66 ("selftests/lkdtm: Add tests for LKDTM targets")
Cc: stable@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20210623203936.3151093-5-keescook@chromium.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/misc/lkdtm/bugs.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/misc/lkdtm/bugs.c b/drivers/misc/lkdtm/bugs.c index 0e8254d0cf0b..9ff02bdf3153 100644 --- a/drivers/misc/lkdtm/bugs.c +++ b/drivers/misc/lkdtm/bugs.c @@ -161,6 +161,9 @@ void lkdtm_UNALIGNED_LOAD_STORE_WRITE(void) if (*p == 0) val = 0x87654321; *p = val; + + if (IS_ENABLED(CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS)) + pr_err("XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS\n"); } void lkdtm_SOFTLOCKUP(void) |