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authorKees Cook <keescook@chromium.org>2021-06-23 13:39:31 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-06-24 15:32:07 +0200
commita15676ac8f24a9ac5fd881cf17be4be13fa0910a (patch)
treebd88ed756f4c12cf00dbc4ab80687a6d79c7b15a /drivers/misc
parent0acbdbc7205cf754e76c4f234dde4fa42316f50d (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>
Diffstat (limited to 'drivers/misc')
-rw-r--r--drivers/misc/lkdtm/bugs.c3
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)