et pour reprendre ton post du 18/2 :
" Il faut fournir, en te servant du Retour utilisable de commande :
uname -a; lspci -nnk | grep -iA3 net; lsusb; dmesg | grep -i bluetooth; dmesg | grep -i firmware; lsmod | grep bluetooth
sudo service bluetooth status
dpkg -l | grep blue
et :
rfkill list all "
ça donne
pierre@pierre-K73SV:~$ uname -a; lspci -nnk | grep -iA3 net; lsusb; dmesg | grep -i bluetooth; dmesg | grep -i firmware; lsmod | grep bluetooth
Linux pierre-K73SV 4.15.0-76-generic #86-Ubuntu SMP Fri Jan 17 17:24:28 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
03:00.0 Network controller [0280]: Ralink corp. RT5390 Wireless 802.11n 1T/1R PCIe [1814:5390]
Subsystem: AzureWave RT5390 Wireless 802.11n 1T/1R PCIe [1a3b:1155]
Kernel driver in use: rt2800pci
Kernel modules: rt2800pci
04:00.0 Ethernet controller [0200]: Qualcomm Atheros AR8151 v2.0 Gigabit Ethernet [1969:1083] (rev c0)
Subsystem: ASUSTeK Computer Inc. AR8151 v2.0 Gigabit Ethernet [1043:1851]
Kernel driver in use: atl1c
Kernel modules: atl1c
Bus 002 Device 003: ID 20f4:108a TRENDnet
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 003: ID 058f:a014 Alcor Micro Corp. Asus Integrated Webcam
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
[ 33.731702] Bluetooth: Core ver 2.22
[ 33.731726] Bluetooth: HCI device and connection manager initialized
[ 33.731731] Bluetooth: HCI socket layer initialized
[ 33.731733] Bluetooth: L2CAP socket layer initialized
[ 33.731740] Bluetooth: SCO socket layer initialized
[ 58.069396] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 58.069397] Bluetooth: BNEP filters: protocol multicast
[ 58.069402] Bluetooth: BNEP socket layer initialized
[ 2127.557823] Bluetooth: RFCOMM TTY layer initialized
[ 2127.557830] Bluetooth: RFCOMM socket layer initialized
[ 2127.557835] Bluetooth: RFCOMM ver 1.11
[ 6480.534238] Bluetooth: hci0: urb 000000005908a731 failed to resubmit (2)
[ 0.029398] Spectre V2 : Enabling Restricted Speculation for firmware calls
[ 0.055037] ACPI: [Firmware Bug]: BIOS _OSI(Linux) query ignored
[ 0.752226] pci 0000:04:00.0: [Firmware Bug]: disabling VPD access (can't determine size of non-standard VPD format)
[ 2.447752] psmouse serio4: elantech: assuming hardware version 3 (with firmware version 0x450f01)
[ 66.629403] ieee80211 phy0: rt2x00lib_request_firmware: Info - Loading firmware file 'rt2860.bin'
[ 66.899011] ieee80211 phy0: rt2x00lib_request_firmware: Info - Firmware detected - version: 0.40
[ 2672.803722] nouveau 0000:01:00.0: Direct firmware load for nouveau/nvc1_fuc084 failed with error -2
[ 2672.803747] nouveau 0000:01:00.0: Direct firmware load for nouveau/nvc1_fuc084d failed with error -2
[ 2672.803749] nouveau 0000:01:00.0: msvld: unable to load firmware data
bluetooth 548864 43 btrtl,btintel,btbcm,bnep,btusb,rfcomm
ecdh_generic 24576 2 bluetooth
pierre@pierre-K73SV:~$ sudo service bluetooth status
● bluetooth.service - Bluetooth service
Loaded: loaded (/lib/systemd/system/bluetooth.service; enabled; vendor preset
Active: active (running) since Sat 2020-02-01 13:54:03 CET; 1h 58min ago
Docs: man:bluetoothd(8)
Main PID: 1097 (bluetoothd)
Status: "Running"
Tasks: 1 (limit: 4572)
CGroup: /system.slice/bluetooth.service
└─1097 /usr/lib/bluetooth/bluetoothd
févr. 01 13:54:03 pierre-K73SV bluetoothd[1097]: Starting SDP server
févr. 01 13:54:05 pierre-K73SV bluetoothd[1097]: Bluetooth management interface
févr. 01 13:53:59 pierre-K73SV systemd[1]: Starting Bluetooth service...
févr. 01 13:54:03 pierre-K73SV systemd[1]: Started Bluetooth service.
févr. 01 14:28:34 pierre-K73SV bluetoothd[1097]: Endpoint registered: sender=:1.
févr. 01 14:28:34 pierre-K73SV bluetoothd[1097]: Endpoint registered: sender=:1.
févr. 01 15:41:08 pierre-K73SV bluetoothd[1097]: Endpoint unregistered: sender=:
févr. 01 15:41:08 pierre-K73SV bluetoothd[1097]: Endpoint unregistered: sender=:
févr. 01 15:41:33 pierre-K73SV bluetoothd[1097]: Endpoint registered: sender=:1.
févr. 01 15:41:33 pierre-K73SV bluetoothd[1097]: Endpoint registered: sender=:1.
...skipping...
● bluetooth.service - Bluetooth service
Loaded: loaded (/lib/systemd/system/bluetooth.service; enabled; vendor preset
Active: active (running) since Sat 2020-02-01 13:54:03 CET; 1h 58min ago
Docs: man:bluetoothd(8)
Main PID: 1097 (bluetoothd)
Status: "Running"
Tasks: 1 (limit: 4572)
CGroup: /system.slice/bluetooth.service
└─1097 /usr/lib/bluetooth/bluetoothd
févr. 01 13:54:03 pierre-K73SV bluetoothd[1097]: Starting SDP server
févr. 01 13:54:05 pierre-K73SV bluetoothd[1097]: Bluetooth management interface
févr. 01 13:53:59 pierre-K73SV systemd[1]: Starting Bluetooth service...
févr. 01 13:54:03 pierre-K73SV systemd[1]: Started Bluetooth service.
févr. 01 14:28:34 pierre-K73SV bluetoothd[1097]: Endpoint registered: sender=:1.
févr. 01 14:28:34 pierre-K73SV bluetoothd[1097]: Endpoint registered: sender=:1.
févr. 01 15:41:08 pierre-K73SV bluetoothd[1097]: Endpoint unregistered: sender=:
févr. 01 15:41:08 pierre-K73SV bluetoothd[1097]: Endpoint unregistered: sender=:
févr. 01 15:41:33 pierre-K73SV bluetoothd[1097]: Endpoint registered: sender=:1.
févr. 01 15:41:33 pierre-K73SV bluetoothd[1097]: Endpoint registered: sender=:1.
~
~
~
...skipping...
● bluetooth.service - Bluetooth service
Loaded: loaded (/lib/systemd/system/bluetooth.service; enabled; vendor preset
Active: active (running) since Sat 2020-02-01 13:54:03 CET; 1h 58min ago
Docs: man:bluetoothd(8)
Main PID: 1097 (bluetoothd)
Status: "Running"
Tasks: 1 (limit: 4572)
CGroup: /system.slice/bluetooth.service
└─1097 /usr/lib/bluetooth/bluetoothd
févr. 01 13:54:03 pierre-K73SV bluetoothd[1097]: Starting SDP server
févr. 01 13:54:05 pierre-K73SV bluetoothd[1097]: Bluetooth management interface
févr. 01 13:53:59 pierre-K73SV systemd[1]: Starting Bluetooth service...
févr. 01 13:54:03 pierre-K73SV systemd[1]: Started Bluetooth service.
févr. 01 14:28:34 pierre-K73SV bluetoothd[1097]: Endpoint registered: sender=:1.
févr. 01 14:28:34 pierre-K73SV bluetoothd[1097]: Endpoint registered: sender=:1.
févr. 01 15:41:08 pierre-K73SV bluetoothd[1097]: Endpoint unregistered: sender=:
févr. 01 15:41:08 pierre-K73SV bluetoothd[1097]: Endpoint unregistered: sender=:
févr. 01 15:41:33 pierre-K73SV bluetoothd[1097]: Endpoint registered: sender=:1.
févr. 01 15:41:33 pierre-K73SV bluetoothd[1097]: Endpoint registered: sender=:1.
~
~
~
...skipping...
● bluetooth.service - Bluetooth service
Loaded: loaded (/lib/systemd/system/bluetooth.service; enabled; vendor preset
Active: active (running) since Sat 2020-02-01 13:54:03 CET; 1h 58min ago
Docs: man:bluetoothd(8)
Main PID: 1097 (bluetoothd)
Status: "Running"
Tasks: 1 (limit: 4572)
CGroup: /system.slice/bluetooth.service
└─1097 /usr/lib/bluetooth/bluetoothd
févr. 01 13:54:03 pierre-K73SV bluetoothd[1097]: Starting SDP server
févr. 01 13:54:05 pierre-K73SV bluetoothd[1097]: Bluetooth management interface
févr. 01 13:53:59 pierre-K73SV systemd[1]: Starting Bluetooth service...
févr. 01 13:54:03 pierre-K73SV systemd[1]: Started Bluetooth service.
févr. 01 14:28:34 pierre-K73SV bluetoothd[1097]: Endpoint registered: sender=:1.
févr. 01 14:28:34 pierre-K73SV bluetoothd[1097]: Endpoint registered: sender=:1.
févr. 01 15:41:08 pierre-K73SV bluetoothd[1097]: Endpoint unregistered: sender=:
févr. 01 15:41:08 pierre-K73SV bluetoothd[1097]: Endpoint unregistered: sender=:
févr. 01 15:41:33 pierre-K73SV bluetoothd[1097]: Endpoint registered: sender=:1.
févr. 01 15:41:33 pierre-K73SV bluetoothd[1097]: Endpoint registered: sender=:1.
~
~
~
...skipping...
● bluetooth.service - Bluetooth service
Loaded: loaded (/lib/systemd/system/bluetooth.service; enabled; vendor preset
Active: active (running) since Sat 2020-02-01 13:54:03 CET; 1h 58min ago
Docs: man:bluetoothd(8)
Main PID: 1097 (bluetoothd)
Status: "Running"
Tasks: 1 (limit: 4572)
CGroup: /system.slice/bluetooth.service
└─1097 /usr/lib/bluetooth/bluetoothd
févr. 01 13:54:03 pierre-K73SV bluetoothd[1097]: Starting SDP server
févr. 01 13:54:05 pierre-K73SV bluetoothd[1097]: Bluetooth management interface
févr. 01 13:53:59 pierre-K73SV systemd[1]: Starting Bluetooth service...
févr. 01 13:54:03 pierre-K73SV systemd[1]: Started Bluetooth service.
févr. 01 14:28:34 pierre-K73SV bluetoothd[1097]: Endpoint registered: sender=:1.
févr. 01 14:28:34 pierre-K73SV bluetoothd[1097]: Endpoint registered: sender=:1.
févr. 01 15:41:08 pierre-K73SV bluetoothd[1097]: Endpoint unregistered: sender=:
févr. 01 15:41:08 pierre-K73SV bluetoothd[1097]: Endpoint unregistered: sender=:
févr. 01 15:41:33 pierre-K73SV bluetoothd[1097]: Endpoint registered: sender=:1.
févr. 01 15:41:33 pierre-K73SV bluetoothd[1097]: Endpoint registered: sender=:1.
~
~
~