[Dell Inspiron 20 - 3064] [Qualcomm Atheros QCA9377 802.11ac Wireless Network Adapter] [168c:0042] The bluetooth detection is gone with kernel 4.10.0-38-generic on zesty

[Taihsiang Ho]

When testing proposed kernel of zesty Linux 201606-22459 4.10.0-38-generic #42-Ubuntu SMP Tue Oct 10 13:24:27 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux

hciconfig did not output anything.

More information:

lspci -nn
......(skip)
03:00.0 Network controller [0280]: Qualcomm Atheros QCA9377 802.11ac Wireless Network Adapter [168c:0042] (rev 31)
......(skip)

ubuntu@201606-22459:~$ lsmod | grep ath
ath10k_pci 45056 0
ath10k_core 348160 1 ath10k_pci
ath 28672 1 ath10k_core
mac80211 782336 1 ath10k_core
cfg80211 602112 3 mac80211,ath,ath10k_core

ProblemType: Bug
DistroRelease: Ubuntu 17.04
Package: linux-image-4.10.0-38-generic 4.10.0-38.42
ProcVersionSignature: Ubuntu 4.10.0-38.42-generic 4.10.17
Uname: Linux 4.10.0-38-generic x86_64
ApportVersion: 2.20.4-0ubuntu4.5
Architecture: amd64
Date: Tue Oct 24 23:02:24 2017
InstallationDate: Installed on 2017-10-24 (1 days ago)
InstallationMedia: Ubuntu 17.04 "Zesty Zapus" - Release amd64 (20170412)
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.10.0-38-generic root=UUID=5959297f-2e3f-48a2-bd2f-5ed0caf54d65 ro rootdelay=60 quiet splash initcall_debug net.ifnames=0 vt.handoff=7
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.vendor: Dell Inc.
dmi.product.version: 1.0.1

ProblemType: Bug
DistroRelease: Ubuntu 17.04
Package: bluez 5.43-0ubuntu1.1
ProcVersionSignature: Ubuntu 4.10.0-38.42-generic 4.10.17
Uname: Linux 4.10.0-38-generic x86_64
ApportVersion: 2.20.4-0ubuntu4.5
Architecture: amd64
Date: Tue Oct 24 23:15:31 2017
InstallationDate: Installed on 2017-10-24 (1 days ago)
InstallationMedia: Ubuntu 17.04 "Zesty Zapus" - Release amd64 (20170412)
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.10.0-38-generic root=UUID=5959297f-2e3f-48a2-bd2f-5ed0caf54d65 ro rootdelay=60 quiet splash initcall_debug net.ifnames=0 vt.handoff=7
SourcePackage: bluez
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.vendor: Dell Inc.
dmi.product.version: 1.0.1