Bluetooth
https://kofler.info/bluetooth-konfiguration-im-terminal-mit-bluetoothctl/
https://wiki.ubuntu.com/DebuggingBluetooth#Capturing_bluetooth_logs_files_in_debug_mode
bluetoothctl
Debugging (root)
sudo btmon
sudo btmon –write ~/hcitrace.snoop | tee ~/hcitrace.txt
Script
The bt-collect-logs.sh script available here: https://github.com/bergotorino/bt-debugging-tools can automatically fetch, pack and pull the logs from the device.