Tear down a handle stamped mid-escalation and pin the wrap flags literally

esphome/components/bluetooth_connection/bluetooth_connection_rp2.cpp

@@ -653,6 +653,12 @@ void RP2GattClient::fail_connection_(uint8_t reason) {
     if (connect_owner == this) {
       connect_owner = nullptr;
     }
+    if (this->state_ == EngineState::CONNECTING && this->con_handle_ != HCI_CON_HANDLE_INVALID) {
+      // A success completion stamped the handle between the escalation
+      // decision and this lock: tear the link down before cleanup wipes the
+      // handle, or it leaks its pool block for the rest of the boot.
+      gap_disconnect(this->con_handle_);
+    }
   }
   this->cleanup_link_state_();
   this->release_scan_inhibit_();

tests/component_tests/rp2040_ble/test_pool_wrap.py

@@ -7,13 +7,17 @@ from __future__ import annotations
 from collections.abc import Callable
 from pathlib import Path
 
-from esphome.components import rp2040_ble
 from esphome.core import CORE
 
 from ..helpers import get_define_value
 
-WRAP_FLAGS = tuple(
-    f"-Wl,--wrap={symbol}" for symbol in rp2040_ble._BTSTACK_POOL_SYMBOLS
+# Spelled out rather than derived from rp2040_ble's symbol tuple, so a typo
+# in the component's list fails here instead of mirroring into the test.
+WRAP_FLAGS = (
+    "-Wl,--wrap=btstack_memory_gatt_client_get",
+    "-Wl,--wrap=btstack_memory_gatt_client_free",
+    "-Wl,--wrap=btstack_memory_hci_connection_get",
+    "-Wl,--wrap=btstack_memory_hci_connection_free",
 )