1 files changed, 29 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/progs/verifier_default_trusted_ptr.c b/tools/testing/selftests/bpf/progs/verifier_default_trusted_ptr.c
new file mode 100644
index 000000000000..fa3b656ad4fb
--- /dev/null
+++ b/tools/testing/selftests/bpf/progs/verifier_default_trusted_ptr.c
@@ -0,0 +1,29 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright 2026 Google LLC.
+ */
+
+#include <vmlinux.h>
+#include <bpf/bpf_helpers.h>
+#include <bpf/bpf_tracing.h>
+
+#include "bpf_misc.h"
+#include "../test_kmods/bpf_testmod_kfunc.h"
+
+SEC("syscall")
+__success __retval(0)
+int test_default_trusted_ptr(void *ctx)
+{
+	struct prog_test_member *trusted_ptr;
+
+	trusted_ptr = bpf_kfunc_get_default_trusted_ptr_test();
+	/*
+	 * Test BPF kfunc bpf_get_default_trusted_ptr_test() returns a
+	 * PTR_TO_BTF_ID | PTR_TRUSTED, therefore it should be accepted when
+	 * passed to a BPF kfunc only accepting KF_TRUSTED_ARGS.
+	 */
+	bpf_kfunc_put_default_trusted_ptr_test(trusted_ptr);
+	return 0;
+}
+
+char _license[] SEC("license") = "GPL";