我的 Ubuntu 16.04 机器上的蓝牙驱动程序有问题。当我第一次加载操作系统时,我可以看到蓝牙托盘图标,甚至可以连接到我的蓝牙耳机。当我尝试将某些东西传输到耳机时,蓝牙崩溃了,除了重新启动计算机外,我无法以任何方式重新激活它。
一些日志:
# dmesg | grep -i bluetooth
[ 4.223998] Bluetooth: Core ver 2.21
[ 4.224011] Bluetooth: HCI device and connection manager initialized
[ 4.224013] Bluetooth: HCI socket layer initialized
[ 4.224015] Bluetooth: L2CAP socket layer initialized
[ 4.224021] Bluetooth: SCO socket layer initialized
[ 4.317038] Bluetooth: hci0: read Intel version: 370810011002270d39
[ 4.317039] Bluetooth: hci0: Intel device is already patched. patch num: 39
[ 4.393310] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 4.393311] Bluetooth: BNEP filters: protocol multicast
[ 4.393313] Bluetooth: BNEP socket layer initialized
[ 7.552520] Bluetooth: RFCOMM TTY layer initialized
[ 7.552528] Bluetooth: RFCOMM socket layer initialized
[ 7.552532] Bluetooth: RFCOMM ver 1.11
[ 238.609823] Bluetooth: hci0 setting interface failed (19)
[ 241.041785] Bluetooth: hci0 command 0xfc05 tx timeout
[ 241.041786] Bluetooth: hci0: Reading Intel version information failed (-110)
[ 241.068201] Bluetooth: hci0: read Intel version: 370810011002270d39
[ 241.068202] Bluetooth: hci0: Intel device is already patched. patch num: 39
# lspci -nnk | grep -iA2 net; lsusb; lsmod | grep blue
00:19.0 Ethernet controller [0200]: Intel Corporation Ethernet Connection (3) I218-LM [8086:15a2] (rev 03)
DeviceName: Onboard LAN
Subsystem: Dell Ethernet Connection (3) I218-LM [1028:062e]
Kernel driver in use: e1000e
Kernel modules: e1000e
02:00.0 Network controller [0280]: Intel Corporation Wireless 7265 [8086:095a] (rev 3b)
Subsystem: Intel Corporation Dual Band Wireless-AC 7265 [8086:5510]
Kernel driver in use: iwlwifi
Bus 001 Device 005: ID 0a5c:5804 Broadcom Corp. BCM5880 Secure Applications Processor with fingerprint swipe sensor
Bus 001 Device 004: ID 1bcf:2b8d Sunplus Innovation Technology Inc.
Bus 001 Device 006: ID 8087:0a2a Intel Corp.
Bus 001 Device 002: ID 8087:8001 Intel Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 002 Device 003: ID 046d:c01e Logitech, Inc. MX518 Optical Mouse
Bus 002 Device 002: ID 045e:07a5 Microsoft Corp. Wireless Receiver 1461C
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
bluetooth 557056 15 btrtl,btintel,bnep,btbcm,rfcomm,btusb
# rfkill list all
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
1: dell-wifi: Wireless LAN
Soft blocked: no
Hard blocked: no
2: dell-bluetooth: Bluetooth
Soft blocked: no
Hard blocked: no
3: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
这已经发生在两个不同的耳机上,所以我怀疑这与这些耳机无关。
蓝牙崩溃后,蓝牙管理器如下所示:
如您所见,即使我激活了蓝牙,它仍被禁用。即使选中了“在菜单栏中显示蓝牙状态”,我也看不到任何内容。
我尝试重新安装 bluez,但没有任何变化。
谢谢您的帮助!
答案1
使用Blueman 小程序 1.23来自 Ubuntu 软件中心。这将解决您的蓝牙崩溃问题