I tested 3.0.0 rc1, which was released a few days ago. Here the set watchdog seems to work if the connection establishment takes too long. I still have to run a permanent test.

Hello, I have about the same problem. My systems are two ESP32-C6-Mini using arduino-esp32 3.0.0 alpha 2. I have two ESP32 running here with the same code. These both have different distances to an AP. The one with the furthest distance to this AP freezes after 1-2 hours. This has an RSSI of around ...