Crash with new board release

[dfleck]

Using Expressif Systems 2.0.0 in Arduino board manager on ESP32 Dev Module
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Connect to device on iPhone iOS 14.7.1
Turn bluetooth off to force a disconnect

Guru Meditation Error: Core 0 panic'ed (LoadProhibited). Exception was unhandled.

Core 0 register dump:
PC : 0x400d3320 PS : 0x00060930 A0 : 0x800d866c A1 : 0x3ffd42a0
A2 : 0x3ffbbf6c A3 : 0x3ffdf48c A4 : 0x00000005 A5 : 0x80000020
A6 : 0x00000007 A7 : 0x00000020 A8 : 0x00000000 A9 : 0x00000000
A10 : 0x3ffbcca4 A11 : 0x3ffd1e40 A12 : 0xffffffff A13 : 0x00000000
A14 : 0x00000000 A15 : 0x00000001 SAR : 0x00000018 EXCCAUSE: 0x0000001c
EXCVADDR: 0x00000004 LBEG : 0x4008f6d1 LEND : 0x4008f6f3 LCOUNT : 0xffffffff

Decoding stack results

• 0x400d331d: MyServerCallbacks::onDisconnect(BLEServer*) at /Users/dev/Documents/Arduino/libraries/ESP32_BLE_ANCS_Notifications/src/esp32notifications.cpp line 64
• 0x400d8669: BLEServer::handleGATTServerEvent(esp_gatts_cb_event_t, unsigned char, esp_ble_gatts_cb_param_t*) at /Users/dev/Library/Arduino15/packages/esp32/hardware/esp32/2.0.0/libraries/BLE/src/BLEServer.cpp line 209
• 0x400d59e9: BLEDevice::gattServerEventHandler(esp_gatts_cb_event_t, unsigned char, esp_ble_gatts_cb_param_t*) at /Users/dev/Library/Arduino15/packages/esp32/hardware/esp32/2.0.0/libraries/BLE/src/BLEDevice.cpp line 123
• 0x400ec9b8: btc_gatts_cb_handler at /home/runner/work/esp32-arduino-lib-builder/esp32-arduino-lib-builder/esp-idf/components/bt/host/bluedroid/btc/profile/std/gatt/btc_gatts.c line 46
• 0x401160df: btc_thread_handler at /home/runner/work/esp32-arduino-lib-builder/esp32-arduino-lib-builder/esp-idf/components/bt/common/btc/core/btc_task.c line 184
• 0x40117f63: osi_thread_run at /home/runner/work/esp32-arduino-lib-builder/esp32-arduino-lib-builder/esp-idf/components/bt/common/osi/thread.c line 67