After receiving the text message, the phone kept shaking and finally crashed. What's going on here?

There is a self-editing ringtone function in the mobile phone, which can edit the ringtone that can make the mobile phone keep flashing and vibrating. Someone sends a short message, and the other party receives it. The music broadcaster of the mobile phone will automatically play the ringtone, so it will keep shaking, some screens will keep flashing, and there are wonderful sounds. This is equivalent to cell phone ringtones, they are a type.