我有一台 Razer Blade Stealth。几个月来我一直在使用蓝牙，没有任何问题。今天我尝试了很多次通过蓝牙连接我的手机并使用其互联网。经过多次连接和断开连接后，我的蓝牙停止工作。当我进入蓝牙 GUI 管理器时，它显示“未找到蓝牙。插入适配器以使用蓝牙”。
我尝试重新启动几次，但没有效果。
我使用 ubuntu 17.10。我不知道该发布哪些输出，所以请给我一个。
更新：
lspci -nnk | grep -iA3 net; lsusb; dmesg | egrep -i 'blue|firm'
01:00.0 Network controller [0280]: Qualcomm Atheros QCA6174 802.11ac Wireless Network Adapter [168c:003e] (rev 32)
Subsystem: Bigfoot Networks, Inc. QCA6174 802.11ac Wireless Network Adapter [1a56:1535]
Kernel driver in use: ath10k_pci
Kernel modules: ath10k_pci
3b:00.0 Non-Volatile memory controller [0108]: Samsung Electronics Co Ltd NVMe SSD Controller SM961/PM961 [144d:a804]
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 005: ID 04f3:2356 Elan Microelectronics Corp.
Bus 001 Device 004: ID 1532:0220 Razer USA, Ltd
Bus 001 Device 003: ID 0bda:579f Realtek Semiconductor Corp.
Bus 001 Device 009: ID 0cf3:e300 Atheros Communications, Inc.
Bus 001 Device 011: ID 22b8:2e24 Motorola PCS
Bus 001 Device 008: ID 1050:0406 Yubico.com
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
[ 0.000000] [Firmware Bug]: TSC_DEADLINE disabled due to Errata; please update microcode to version: 0x52 (or later)
[ 0.059864] ACPI: [Firmware Bug]: BIOS _OSI(Linux) query ignored
[ 2.223371] [drm] Finished loading DMC firmware i915/kbl_dmc_ver1_01.bin (v1.1)
[ 4.370391] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
[ 4.701800] ath10k_pci 0000:01:00.0: Direct firmware load for ath10k/pre-cal-pci-0000:01:00.0.bin failed with error -2
[ 4.701811] ath10k_pci 0000:01:00.0: Direct firmware load for ath10k/cal-pci-0000:01:00.0.bin failed with error -2
[ 4.706130] ath10k_pci 0000:01:00.0: firmware ver WLAN.RM.4.4.1-00051-QCARMSWP-1 api 6 features wowlan,ignore-otp crc32 c3fd4411
[13660.881937] Bluetooth: Core ver 2.22
[13660.881993] Bluetooth: HCI device and connection manager initialized
[13660.882297] Bluetooth: HCI socket layer initialized
[13660.882300] Bluetooth: L2CAP socket layer initialized
[13660.882305] Bluetooth: SCO socket layer initialized
[13660.899738] Bluetooth: hci0: using rampatch file: qca/rampatch_usb_00000302.bin
[13660.899740] Bluetooth: hci0: QCA: patch rome 0x302 build 0x138, firmware rome 0x302 build 0x111
[13660.927637] Bluetooth: hci0: using NVM file: qca/nvm_usb_00000302.bin
[13660.981096] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[13660.981098] Bluetooth: BNEP filters: protocol multicast
[13660.981100] Bluetooth: BNEP socket layer initialized
[13661.355021] Bluetooth: RFCOMM TTY layer initialized
[13661.355026] Bluetooth: RFCOMM socket layer initialized
[13661.355030] Bluetooth: RFCOMM ver 1.11