dmesg | egrep -i 'blue|firm':
[ 0.156261] [Firmware Bug]: ACPI: BIOS _OSI(Linux) query ignored
[ 16.664173] Bluetooth: Core ver 2.21
[ 16.664190] Bluetooth: HCI device and connection manager initialized
[ 16.664194] Bluetooth: HCI socket layer initialized
[ 16.664196] Bluetooth: L2CAP socket layer initialized
[ 16.664201] Bluetooth: SCO socket layer initialized
[ 16.840458] Bluetooth: hci0: BCM: chip id 70
[ 16.856479] Bluetooth: hci0: BCM43142A
[ 16.856484] Bluetooth: hci0: BCM (001.001.011) build 0000
[ 17.002909] bluetooth hci0: Direct firmware load for brcm/BCM.hcd failed with error -2
[ 17.002915] Bluetooth: hci0: BCM: Patch brcm/BCM.hcd not found
[ 18.782088] hid-rmi 0018:06CB:2934.0001: firmware id: 1541093
[ 33.281642] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 33.281645] Bluetooth: BNEP filters: protocol multicast
[ 33.281649] Bluetooth: BNEP socket layer initialized
[ 66.746639] Bluetooth: RFCOMM TTY layer initialized
[ 66.746647] Bluetooth: RFCOMM socket layer initialized
[ 66.746655] Bluetooth: RFCOMM ver 1.11
sudo systemctl status bluetooth:
● bluetooth.service - Bluetooth service
Loaded: loaded (/lib/systemd/system/bluetooth.service; enabled; vendor preset
Active: active (running) since Di 2017-09-19 20:07:26 CEST; 3min 58s ago
Docs: man:bluetoothd(8)
Main PID: 949 (bluetoothd)
Status: "Running"
CGroup: /system.slice/bluetooth.service
└─949 /usr/lib/bluetooth/bluetoothd
Sep 19 20:07:28 markus-Inspiron-5748 bluetoothd[949]: Not enough free handles to
Sep 19 20:07:28 markus-Inspiron-5748 bluetoothd[949]: Sap driver initialization
Sep 19 20:07:28 markus-Inspiron-5748 bluetoothd[949]: sap-server: Operation not
Sep 19 20:07:37 markus-Inspiron-5748 bluetoothd[949]: Endpoint registered: sende
Sep 19 20:07:37 markus-Inspiron-5748 bluetoothd[949]: Endpoint registered: sende
Sep 19 20:07:44 markus-Inspiron-5748 bluetoothd[949]: Endpoint registered: sende
Sep 19 20:07:44 markus-Inspiron-5748 bluetoothd[949]: Endpoint registered: sende
Sep 19 20:07:44 markus-Inspiron-5748 bluetoothd[949]: RFCOMM server failed for H
Sep 19 20:08:01 markus-Inspiron-5748 bluetoothd[949]: Endpoint unregistered: sen
Sep 19 20:08:01 markus-Inspiron-5748 bluetoothd[949]: Endpoint unregistered: sen
lines 1-19/19 (END)...skipping...
● bluetooth.service - Bluetooth service
Loaded: loaded (/lib/systemd/system/bluetooth.service; enabled; vendor preset
Active: active (running) since Di 2017-09-19 20:07:26 CEST; 3min 58s ago
Docs: man:bluetoothd(8)
Main PID: 949 (bluetoothd)
Status: "Running"
CGroup: /system.slice/bluetooth.service
└─949 /usr/lib/bluetooth/bluetoothd
Sep 19 20:07:28 markus-Inspiron-5748 bluetoothd[949]: Not enough free handles to
Sep 19 20:07:28 markus-Inspiron-5748 bluetoothd[949]: Sap driver initialization
Sep 19 20:07:28 markus-Inspiron-5748 bluetoothd[949]: sap-server: Operation not
Sep 19 20:07:37 markus-Inspiron-5748 bluetoothd[949]: Endpoint registered: sende
Sep 19 20:07:37 markus-Inspiron-5748 bluetoothd[949]: Endpoint registered: sende
Sep 19 20:07:44 markus-Inspiron-5748 bluetoothd[949]: Endpoint registered: sende
Sep 19 20:07:44 markus-Inspiron-5748 bluetoothd[949]: Endpoint registered: sende
Sep 19 20:07:44 markus-Inspiron-5748 bluetoothd[949]: RFCOMM server failed for H
Sep 19 20:08:01 markus-Inspiron-5748 bluetoothd[949]: Endpoint unregistered: sen
Sep 19 20:08:01 markus-Inspiron-5748 bluetoothd[949]: Endpoint unregistered: sen
~
~
~
~
~
lines 1-19/19 (END)...skipping...
● bluetooth.service - Bluetooth service
Loaded: loaded (/lib/systemd/system/bluetooth.service; enabled; vendor preset: enabled)
Active: active (running) since Di 2017-09-19 20:07:26 CEST; 3min 58s ago
Docs: man:bluetoothd(8)
Main PID: 949 (bluetoothd)
Status: "Running"
CGroup: /system.slice/bluetooth.service
└─949 /usr/lib/bluetooth/bluetoothd
Sep 19 20:07:28 markus-Inspiron-5748 bluetoothd[949]: Not enough free handles to register service
Sep 19 20:07:28 markus-Inspiron-5748 bluetoothd[949]: Sap driver initialization failed.
Sep 19 20:07:28 markus-Inspiron-5748 bluetoothd[949]: sap-server: Operation not permitted (1)
Sep 19 20:07:37 markus-Inspiron-5748 bluetoothd[949]: Endpoint registered: sender=:1.56 path=/MediaEndpoint/A2DPSource
Sep 19 20:07:37 markus-Inspiron-5748 bluetoothd[949]: Endpoint registered: sender=:1.56 path=/MediaEndpoint/A2DPSink
Sep 19 20:07:44 markus-Inspiron-5748 bluetoothd[949]: Endpoint registered: sender=:1.80 path=/MediaEndpoint/A2DPSource
Sep 19 20:07:44 markus-Inspiron-5748 bluetoothd[949]: Endpoint registered: sender=:1.80 path=/MediaEndpoint/A2DPSink
Sep 19 20:07:44 markus-Inspiron-5748 bluetoothd[949]: RFCOMM server failed for Headset Voice gateway: rfcomm_bind: Address already in use (98)
Sep 19 20:08:01 markus-Inspiron-5748 bluetoothd[949]: Endpoint unregistered: sender=:1.56 path=/MediaEndpoint/A2DPSource
Sep 19 20:08:01 markus-Inspiron-5748 bluetoothd[949]: Endpoint unregistered: sender=:1.56 path=/MediaEndpoint/A2DPSink
dpkg -l | grep blue:
rc blueman 2.0.4-1ubuntu2 amd64 Graphical bluetooth manager
ii bluez 5.37-0ubuntu5 amd64 Bluetooth tools and daemons
ii bluez-cups 5.37-0ubuntu5 amd64 Bluetooth printer driver for CUPS
ii bluez-obexd 5.37-0ubuntu5 amd64 bluez obex daemon
ii gnome-bluetooth 3.18.2-1ubuntu2 amd64 GNOME Bluetooth tools
ii indicator-bluetooth 0.0.6+16.04.20160526-0ubuntu1 amd64 System bluetooth indicator.
ii libbluetooth3:amd64 5.37-0ubuntu5 amd64 Library to use the BlueZ Linux Bluetooth
stack
rc libgnome-bluetooth11 3.8.2.1-0ubuntu4.2 amd64 GNOME Bluetooth tools - support library
ii libgnome-bluetooth13:amd64 3.18.2-1ubuntu2 amd64 GNOME Bluetooth tools - support library
ii pulseaudio-module-bluetooth 1:8.0-0ubuntu3.3 amd64 Bluetooth module for PulseAudio sound server