куча выходных (не самоотключка), подумал таки снова потетстить блютуз, который в шапке топика.
Почитал мучения других коллег, вот что в итоге...
dmesg |grep -i blue
[ 18.918071] Bluetooth: Core ver 2.22
[ 18.918104] Bluetooth: HCI device and connection manager initialized
[ 18.918110] Bluetooth: HCI socket layer initialized
[ 18.918113] Bluetooth: L2CAP socket layer initialized
[ 18.918120] Bluetooth: SCO socket layer initialized
[ 19.150022] Bluetooth: HCI UART driver ver 2.3
[ 19.150026] Bluetooth: HCI UART protocol H4 registered
[ 19.150027] Bluetooth: HCI UART protocol BCSP registered
[ 19.150050] Bluetooth: HCI UART protocol LL registered
[ 19.150052] Bluetooth: HCI UART protocol ATH3K registered
[ 19.150072] Bluetooth: HCI UART protocol Three-wire (H5) registered
[ 19.150129] Bluetooth: HCI UART protocol Intel registered
[ 19.150196] Bluetooth: HCI UART protocol Broadcom registered
[ 19.150212] Bluetooth: HCI UART protocol QCA registered
[ 19.150214] Bluetooth: HCI UART protocol AG6XX registered
[ 19.150235] Bluetooth: HCI UART protocol Marvell registered
[ 19.317839] Bluetooth: RTBT_Tb: vendor=0x1814, device=0x3298
[ 19.317841] Bluetooth: RTBT_Tb: vendor=0x0, device=0x0
[ 19.317844] Bluetooth: DynamicAlloc pci_device_id table at 0x000000004d4dde6e with size 64
[ 19.317845] Bluetooth: RTBT_Tb: vendor=0x1814, device=0x3298
[ 19.317846] Bluetooth: Convert: vendor=0x1814, device=0x3298
[ 19.317847] Bluetooth: RTBT_Tb: vendor=0x0, device=0x0
[ 19.317849] Bluetooth: pci_device_id: vendor=0x1814, device=0x3298
[ 19.318041] Bluetooth: rtbt_pci_probe(): PCI Dev(0000:02:00.1) get resource at 0x90700000,VA 0xffffc11d80470000,IRQ 17.
[ 19.318051] Bluetooth: call dev_ops->dev_ctrl_init!
[ 19.318066] Bluetooth: call dev_ops->dev_resource_init!
[ 42.881950] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 42.881952] Bluetooth: BNEP filters: protocol multicast
[ 42.881958] Bluetooth: BNEP socket layer initialized
lspci -k
02:00.1 Bluetooth: Ralink corp. RT3290 Bluetooth
Subsystem: Hewlett-Packard Company Ralink RT3290LE 802.11bgn 1x1 Wi-Fi and Bluetooth 4.0 Combo Adapter
Kernel driver in use: rtbt
Kernel modules: rtbth
rfkill list
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
systemctl enable bluetooth
Synchronizing state of bluetooth.service with SysV service script with /lib/systemd/systemd-sysv-install.
Executing: /lib/systemd/systemd-sysv-install enable bluetooth
r
systemctl start bluetooth
hciconfig -a - нет никого !
на кнопке F12 светодиод - горит
теперь уже
-Notebook-PC 5.3.0-46-generic #38~18.04.1-Ubuntu SMP Tue Mar 31 04:17:56 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
Пока все дома,уважаемые программисты, взломайте таки этот блутуз