[PATCH 8/9] selftests/filesystems: add third test for anonymous inodes

[Christian Brauner <brauner@xxxxxxxxxx>]

Test that anonymous inodes cannot be exec()ed.

Signed-off-by: Christian Brauner <brauner@xxxxxxxxxx>
---
 tools/testing/selftests/filesystems/anon_inode_test.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/tools/testing/selftests/filesystems/anon_inode_test.c b/tools/testing/selftests/filesystems/anon_inode_test.c
index 7c4d0a225363..486496252ddd 100644
--- a/tools/testing/selftests/filesystems/anon_inode_test.c
+++ b/tools/testing/selftests/filesystems/anon_inode_test.c
@@ -35,5 +35,18 @@ TEST(anon_inode_no_chmod)
 	EXPECT_EQ(close(fd_context), 0);
 }
 
+TEST(anon_inode_no_exec)
+{
+	int fd_context;
+
+	fd_context = sys_fsopen("tmpfs", 0);
+	ASSERT_GE(fd_context, 0);
+
+	ASSERT_LT(execveat(fd_context, "", NULL, NULL, AT_EMPTY_PATH), 0);
+	ASSERT_EQ(errno, EACCES);
+
+	EXPECT_EQ(close(fd_context), 0);
+}
+
 TEST_HARNESS_MAIN
 

-- 
2.47.2