Public bug reported:
Dell Latitude E5460 (CID 201507-18776)
Ubuntu 16.04.1
(updated to kernel 4.4.0-45-generic)
[Steps to reproduce]
1. Install Ubuntu 16.04.1 via Live USB.
2. On desktop, open the terminal to issue the command to check the status[1].
3. Open Bluetooth setup window.
4. Update the system and do the same steps from 1~3.
[Expected Result]
Bluetooth setup window is ready for you to setup bluetooth devices.
[Actual Result]
The bluetooth setup window shows "Bluetooth is disabled".
[1]
ubuntu@201507-18776:~$ rfkill list
0: hci0: Bluetooth
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: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
------------------------------------
ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: linux-image-4.4.0-45-generic 4.4.0-45.66
ProcVersionSignature: Ubuntu 4.4.0-45.66-generic 4.4.21
Uname: Linux 4.4.0-45-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: ubuntu 1523 F.... pulseaudio
CurrentDesktop: Unity
Date: Thu Nov 3 17:56:50 2016
HibernationDevice: RESUME=UUID=e104534d-b5db-4ef1-9955-2b8178924bcb
InstallationDate: Installed on 2016-11-02 (1 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
MachineType: Dell Inc. Latitude E5470
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-45-generic.efi.signed
root=UUID=a02ea97e-ff66-470f-aa17-74a60670faa1 ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-4.4.0-45-generic N/A
linux-backports-modules-4.4.0-45-generic N/A
linux-firmware 1.157.4
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 01/10/2016
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.3.6
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 9
dmi.chassis.vendor: Dell Inc.
dmi.modalias:
dmi:bvnDellInc.:bvr1.3.6:bd01/10/2016:svnDellInc.:pnLatitudeE5470:pvr:rvnDellInc.:rn:rvr:cvnDellInc.:ct9:cvr:
dmi.product.name: Latitude E5470
dmi.sys.vendor: Dell Inc.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: 201507-18776 amd64 apport-bug nplusone xenial
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https://bugs.launchpad.net/bugs/1638862
Title:
bluetooth is disabled.
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