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无法在 Ubuntu 22.04 上打开（切换）蓝牙

tag-icon • tag-icon 22.04 bluetooth
无法在 Ubuntu 22.04 上打开（切换）蓝牙

sudo dmesg |grep -i bluetooth 的输出

 [sudo dmesg |grep -i bluetooth
\[    2.879585\] Bluetooth: Core ver 2.22
\[    2.880291\] NET: Registered PF_BLUETOOTH protocol family
\[    2.880292\] Bluetooth: HCI device and connection manager initialized
\[    2.880784\] Bluetooth: HCI socket layer initialized
\[    2.880788\] Bluetooth: L2CAP socket layer initialized
\[    2.880791\] Bluetooth: SCO socket layer initialized
\[    3.535905\] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
\[    3.535907\] Bluetooth: BNEP filters: protocol multicast
\[    3.535911\] Bluetooth: BNEP socket layer initialized
\[    4.974908\] Bluetooth: hci0: Opcode 0x c03 failed: -110
\[  174.956508\] Bluetooth: hci0: Opcode 0x c03 failed: -110][1]

systemctl status bluetooth.service 的输出

sudo systemctl status bluetooth.service
● bluetooth.service - Bluetooth service
     Loaded: loaded (/lib/systemd/system/bluetooth.service; enabled; vendor preset: enabled)
     Active: active (running) since Sun 2023-05-28 10:46:35 IST; 3min 46s ago
       Docs: man:bluetoothd(8)
   Main PID: 747 (bluetoothd)
     Status: "Running"
      Tasks: 1 (limit: 18150)
     Memory: 1.8M
        CPU: 24ms
     CGroup: /system.slice/bluetooth.service
             └─747 /usr/lib/bluetooth/bluetoothd

May 28 10:46:35 G14 systemd[1]: Starting Bluetooth service...
May 28 10:46:35 G14 bluetoothd[747]: Bluetooth daemon 5.64
May 28 10:46:35 G14 systemd[1]: Started Bluetooth service.
May 28 10:46:35 G14 bluetoothd[747]: Starting SDP server
May 28 10:46:35 G14 bluetoothd[747]: Bluetooth management interface 1.22 initialized

$ lsusb
Bus 008 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 007 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 006 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 005 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 3277:0018 Sonix Technology Co., Ltd. USB2.0 FHD UVC WebCam
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 005: ID 0489:e0f6 Foxconn / Hon Hai Wireless_Device
Bus 001 Device 004: ID 0b05:19b6 ASUSTek Computer, Inc. N-KEY Device
Bus 001 Device 003: ID 05ac:024f Apple, Inc. Aluminium Keyboard (ANSI)
Bus 001 Device 002: ID 046d:c08b Logitech, Inc. G502 SE HERO Gaming Mouse
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

sudo dmesg | grep -i firm
[sudo] password for utsav: 
[    0.076592] Spectre V2 : Enabling Restricted Speculation for firmware calls
[    0.245473] ACPI: [Firmware Bug]: BIOS _OSI(Linux) query ignored
[    0.843767] ACPI: video: [Firmware Bug]: ACPI(PEGP) defines _DOD but not _DOS
[    3.655768] mt7921e 0000:02:00.0: WM Firmware Version: ____000000, Build Time: 20221227123243

答案1

首先检查mokutil --sb，如果 Ubuntu 安装在 EUFI 中，则必须禁用安全启动，然后在终端中

sudo apt install git dkms
git clone https://github.com/jeremyb31/bluetooth-5.19.git
sudo dkms add ./bluetooth-5.19
sudo dkms install btusb/4.0

重启

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