Commit a1255dc455 for openssl.org

commit a1255dc455cc212177c71444d9ad130478c8225c
Author: Andrew Dinh <andrewd@openssl.org>
Date:   Wed Jul 8 14:37:18 2026 +0700

    Port script_24

    Assisted-by: Codex:gpt-5.5

    Reviewed-by: Saša Nedvědický <sashan@openssl.org>
    Reviewed-by: Bob Beck <beck@openssl.org>
    MergeDate: Thu Jul 30 06:12:44 2026
    (Merged from https://github.com/openssl/openssl/pull/32003)

diff --git a/test/quic_multistream_test.c b/test/quic_multistream_test.c
index 92b9098375..611ced1501 100644
--- a/test/quic_multistream_test.c
+++ b/test/quic_multistream_test.c
@@ -2248,20 +2248,7 @@ err:
 }

 static const struct script_op script_24[] = {
-    OP_S_SET_INJECT_PLAIN(script_24_inject_plain),
-    OP_C_SET_ALPN("ossltest"),
-    OP_C_CONNECT_WAIT(),
-
-    OP_C_WRITE(DEFAULT, "apple", 5),
-    OP_S_BIND_STREAM_ID(a, C_BIDI_ID(0)),
-    OP_S_READ_EXPECT(a, "apple", 5),
-
-    OP_SET_INJECT_WORD(1, OSSL_QUIC_FRAME_TYPE_MAX_STREAMS_BIDI),
-
-    OP_S_WRITE(a, "orange", 6),
-
-    OP_C_EXPECT_CONN_CLOSE_INFO(OSSL_QUIC_ERR_FRAME_ENCODING_ERROR, 0, 0),
-
+    /* test moved to test/radix/quic_tests.c */
     OP_END
 };

diff --git a/test/radix/quic_tests.c b/test/radix/quic_tests.c
index efb83f2b77..fd12c6a543 100644
--- a/test/radix/quic_tests.c
+++ b/test/radix/quic_tests.c
@@ -1924,8 +1924,52 @@ DEF_SCRIPT(script_23, "Fault injection - empty NEW_TOKEN")
     OP_EXPECT_CONN_CLOSE_INFO(C, OSSL_QUIC_ERR_FRAME_ENCODING_ERROR, 0, 0);
 }

-DEF_SCRIPT(script_24, "place holder for multistrem script_24")
+/* 24. Fault injection - excess value of MAX_STREAMS_BIDI */
+static int script_24_inject_plain(RADIX_FAULT *fault, QUIC_PKT_HDR *hdr,
+    unsigned char *buf, size_t len)
+{
+    int ok = 0;
+    WPACKET wpkt;
+    unsigned char frame_buf[16];
+    size_t written;
+
+    if (fault->word0 == 0 || hdr->type != QUIC_PKT_TYPE_1RTT)
+        return 1;
+
+    if (!TEST_true(WPACKET_init_static_len(&wpkt, frame_buf, sizeof(frame_buf), 0)))
+        return 0;
+
+    if (!TEST_true(WPACKET_quic_write_vlint(&wpkt, fault->word1))
+        || !TEST_true(WPACKET_quic_write_vlint(&wpkt, (((uint64_t)1) << 60) + 1))
+        || !TEST_true(WPACKET_get_total_written(&wpkt, &written))
+        || !radix_fault_prepend_frame(fault, frame_buf, written))
+        goto err;
+
+    ok = 1;
+err:
+    if (ok)
+        WPACKET_finish(&wpkt);
+    else
+        WPACKET_cleanup(&wpkt);
+    return ok;
+}
+
+DEF_SCRIPT(script_24, "Fault injection - excess value of MAX_STREAMS_BIDI")
 {
+    OP_SIMPLE_PAIR_CONN();
+    OP_ACCEPT_CONN_WAIT(L, S, 0);
+
+    OP_SET_INJECT_PLAIN(S, script_24_inject_plain);
+
+    OP_WRITE(C, "apple", 5);
+    OP_ACCEPT_STREAM_WAIT(S, Sa, 0);
+    OP_READ_EXPECT(Sa, "apple", 5);
+
+    OP_SET_INJECT_WORD(1, OSSL_QUIC_FRAME_TYPE_MAX_STREAMS_BIDI);
+
+    OP_WRITE(Sa, "orange", 6);
+
+    OP_EXPECT_CONN_CLOSE_INFO(C, OSSL_QUIC_ERR_FRAME_ENCODING_ERROR, 0, 0);
 }

 DEF_SCRIPT(script_25, "place holder for multistrem script_25")