[Bug 1762603] [NEW] bluetooth keeps turning off

[Aurélien PIERRE]

Public bug reported:

the bluetooth worked well right after install. After a few reboots, it's
impossible to keep it on and to connect devices.

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: bluez 5.48-0ubuntu3
ProcVersionSignature: Ubuntu 4.15.0-15.16-generic 4.15.15
Uname: Linux 4.15.0-15-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.9-0ubuntu4
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
Date: Mon Apr  9 23:24:56 2018
InstallationDate: Installed on 2018-04-08 (1 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64 (20180408)
InterestingModules: bnep btusb bluetooth
MachineType: LENOVO 20HHCTO1WW
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.15.0-15-generic.efi.signed root=UUID=f6fc1852-25c6-47a6-9776-4ed8b8d6b70e ro quiet splash elevator=noop vt.handoff=1
SourcePackage: bluez
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 02/26/2018
dmi.bios.vendor: LENOVO
dmi.bios.version: N1UET46W (1.20 )
dmi.board.asset.tag: Not Available
dmi.board.name: 20HHCTO1WW
dmi.board.vendor: LENOVO
dmi.board.version: SDK0Q40112 WIN
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: None
dmi.modalias: dmi:bvnLENOVO:bvrN1UET46W(1.20):bd02/26/2018:svnLENOVO:pn20HHCTO1WW:pvrThinkPadP51:rvnLENOVO:rn20HHCTO1WW:rvrSDK0Q40112WIN:cvnLENOVO:ct10:cvrNone:
dmi.product.family: ThinkPad P51
dmi.product.name: 20HHCTO1WW
dmi.product.version: ThinkPad P51
dmi.sys.vendor: LENOVO
hciconfig:

** Affects: bluez (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug bionic

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https://bugs.launchpad.net/bugs/1762603

Title:
  bluetooth keeps turning off

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