radikal_loulou@radikal-loulou:~$ uname -a; lspci -nnk | grep -iA3 net; lsusb; dmesg | grep -i bluetooth; dmesg | grep -i firmware; lsmod | grep bluetooth
Linux radikal-loulou 4.16.9-041609-generic #201806041905 SMP Mon Jun 4 23:08:14 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux
02:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 09)
Subsystem: Samsung Electronics Co Ltd RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [144d:c0d8]
Kernel driver in use: r8169
Kernel modules: r8169
03:00.0 Network controller [0280]: Qualcomm Atheros AR9485 Wireless Network Adapter [168c:0032] (rev 01)
Subsystem: Samsung Electronics Co Ltd AR9485 Wireless Network Adapter [144d:4105]
Kernel driver in use: ath9k
Kernel modules: ath9k
Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 005: ID 0c45:c35a Microdia
Bus 001 Device 006: ID 0cf3:3004 Atheros Communications, Inc. AR3012 Bluetooth 4.0
Bus 001 Device 003: ID 0bda:0129 Realtek Semiconductor Corp. RTS5129 Card Reader Controller
Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 002: ID 046d:c05a Logitech, Inc. M90/M100 Optical Mouse
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
[ 3.686320] usb 1-1.2: Product: Bluetooth USB Host Controller
[ 27.766013] Bluetooth: Core ver 2.22
[ 27.766033] Bluetooth: HCI device and connection manager initialized
[ 27.766037] Bluetooth: HCI socket layer initialized
[ 27.766039] Bluetooth: L2CAP socket layer initialized
[ 27.766043] Bluetooth: SCO socket layer initialized
[ 43.388590] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 43.388597] Bluetooth: BNEP filters: protocol multicast
[ 43.388607] Bluetooth: BNEP socket layer initialized
[ 285.944039] Bluetooth: hci0: command 0x0c52 tx timeout
[ 287.959503] Bluetooth: hci0: command 0x0c45 tx timeout
[ 289.975053] Bluetooth: hci0: command 0x0c58 tx timeout
[ 291.990679] Bluetooth: hci0: command 0x1004 tx timeout
[ 325.491430] Bluetooth: hci0: command 0x0c52 tx timeout
[ 327.507299] Bluetooth: hci0: command 0x0c45 tx timeout
[ 329.523174] Bluetooth: hci0: command 0x0c58 tx timeout
[ 331.539079] Bluetooth: hci0: command 0x1004 tx timeout
[ 512.694629] Bluetooth: RFCOMM TTY layer initialized
[ 512.694634] Bluetooth: RFCOMM socket layer initialized
[ 512.694641] Bluetooth: RFCOMM ver 1.11
[ 514.822211] Bluetooth: hci0: command 0x0c1a tx timeout
[ 516.838115] Bluetooth: hci0: command 0x0c52 tx timeout
[ 518.854116] Bluetooth: hci0: command 0x0c24 tx timeout
[ 520.869999] Bluetooth: hci0: command 0x0c52 tx timeout
[ 610.825323] bluetoothd[1212]: segfault at 0 ip 00005572cc254576 sp 00007ffe1ce71470 error 4 in bluetoothd[5572cc1eb000+f3000]
[ 636.651290] Bluetooth: hci0: urb 00000000ff162a71 failed to resubmit (2)
[ 657.088695] Bluetooth: hci0: command 0x2002 tx timeout
[ 659.104594] Bluetooth: hci0: command 0x2003 tx timeout
[ 661.120444] Bluetooth: hci0: command 0x201c tx timeout
[ 663.136344] Bluetooth: hci0: command 0x1002 tx timeout
[ 665.152267] Bluetooth: hci0: command tx timeout
[ 701.278567] Bluetooth: hci0: command 0x0c52 tx timeout
[ 898.767210] bluetoothd[5473]: segfault at 0 ip 0000556a667fb576 sp 00007ffdca081530 error 4 in bluetoothd[556a66792000+f3000]
[ 915.283595] usb 1-1.2: Product: Bluetooth USB Host Controller
[ 928.264570] Bluetooth: hci0: last event is not cmd complete (0x0f)
[ 3169.308274] Bluetooth: hci0: command 0x0c25 tx timeout
[ 3171.324218] Bluetooth: hci0: command 0x0c38 tx timeout
[ 3173.340131] Bluetooth: hci0: command 0x0c39 tx timeout
[ 3175.356087] Bluetooth: hci0: command 0x0c05 tx timeout
[ 3177.372029] Bluetooth: hci0: command 0x0c16 tx timeout
[ 6819.153264] Bluetooth: hci0: urb 000000001a5f8ad9 failed to resubmit (113)
[ 0.029009] Spectre V2 : Enabling Restricted Speculation for firmware calls
[ 2.588146] [Firmware Bug]: battery: (dis)charge rate invalid.
[ 3.818124] [Firmware Bug]: ACPI(PEGP) defines _DOD but not _DOS
bluetooth 544768 44 btrtl,btintel,bnep,btbcm,rfcomm,ath3k,btusb
ecdh_generic 24576 1 bluetooth
radikal_loulou@radikal-loulou:~$
radikal_loulou@radikal-loulou:~$ sudo service bluetooth status
[sudo] Mot de passe de radikal_loulou :
● bluetooth.service - Bluetooth service
Loaded: loaded (/lib/systemd/system/bluetooth.service; enabled; vendor preset: enabled)
Active: active (running) since Sun 2019-02-03 17:19:31 CET; 2h 6min ago
Docs: man:bluetoothd(8)
Main PID: 5641 (bluetoothd)
Status: "Running"
Tasks: 1 (limit: 4915)
CGroup: /system.slice/bluetooth.service
└─5641 /usr/lib/bluetooth/bluetoothd
févr. 03 17:57:18 radikal-loulou bluetoothd[5641]: Unable to get Headset Voice gateway SDP record: Software caused connection abort
févr. 03 17:57:30 radikal-loulou bluetoothd[5641]: Failed to set mode: Failed (0x03)
févr. 03 17:57:40 radikal-loulou bluetoothd[5641]: Failed to set mode: Failed (0x03)
févr. 03 17:57:50 radikal-loulou bluetoothd[5641]: Failed to set mode: Failed (0x03)
févr. 03 17:58:00 radikal-loulou bluetoothd[5641]: Failed to set mode: Failed (0x03)
févr. 03 17:58:10 radikal-loulou bluetoothd[5641]: Failed to set mode: Failed (0x03)
févr. 03 17:58:21 radikal-loulou bluetoothd[5641]: Failed to set mode: Failed (0x03)
févr. 03 17:58:31 radikal-loulou bluetoothd[5641]: Failed to set mode: Failed (0x03)
févr. 03 17:58:41 radikal-loulou bluetoothd[5641]: Failed to set mode: Failed (0x03)
févr. 03 18:58:19 radikal-loulou bluetoothd[5641]: Failed to set mode: Failed (0x03)
radikal_loulou@radikal-loulou:~$
radikal_loulou@radikal-loulou:~$ dpkg -l | grep blue
ii bluedevil 4:5.12.7-0ubuntu0.1 amd64 KDE Bluetooth stack
rc blueman 2.0.5-1ubuntu1 amd64 Graphical bluetooth manager
ii bluetooth 5.48-0ubuntu3.1 all Bluetooth support
ii bluez 5.48-0ubuntu3.1 amd64 Bluetooth tools and daemons
ii bluez-cups 5.48-0ubuntu3.1 amd64 Bluetooth printer driver for CUPS
ii bluez-obexd 5.48-0ubuntu3.1 amd64 bluez obex daemon
ii bluez-tools 0.2.0~20140808-5build1 amd64 Set of tools to manage Bluetooth devices for linux
ii libbluetooth3:amd64 5.48-0ubuntu3.1 amd64 Library to use the BlueZ Linux Bluetooth stack
ii libkf5bluezqt-data 5.44.0-0ubuntu1 all data files for bluez-qt
ii libkf5bluezqt6:amd64 5.44.0-0ubuntu1 amd64 Qt wrapper for bluez
ii pulseaudio-module-bluetooth 1:11.1-1ubuntu7.1 amd64 Bluetooth module for PulseAudio sound server
ii qml-module-org-kde-bluezqt:amd64 5.44.0-0ubuntu1 amd64 QML wrapper for bluez
radikal_loulou@radikal-loulou:~$
radikal_loulou@radikal-loulou:~$ rfkill list all
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
1: samsung-wlan: Wireless LAN
Soft blocked: no
Hard blocked: no
2: samsung-bluetooth: Bluetooth
Soft blocked: no
Hard blocked: no
9: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
radikal_loulou@radikal-loulou:~$