2023-05-21 09:38:48

by Thomas Weißschuh

[permalink] [raw]
Subject: [PATCH 4/7] tools/nolibc: add test for __stack_chk_guard initialization

Signed-off-by: Thomas Weißschuh <[email protected]>
---
tools/testing/selftests/nolibc/nolibc-test.c | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/tools/testing/selftests/nolibc/nolibc-test.c b/tools/testing/selftests/nolibc/nolibc-test.c
index d8b59c8f6c03..995dc39a177e 100644
--- a/tools/testing/selftests/nolibc/nolibc-test.c
+++ b/tools/testing/selftests/nolibc/nolibc-test.c
@@ -808,6 +808,14 @@ static int run_protection(int min, int max)
return 0;
#endif

+#if defined(NOLIBC_STACKPROTECTOR)
+ if (!__stack_chk_guard) {
+ llen += printf("__stack_chk_guard not initialized");
+ pad_spc(llen, 64, "[FAIL]\n");
+ return 1;
+ }
+#endif
+
pid = -1;
pid = fork();


--
2.40.1