[Bug 1717796] [NEW] Bluetoothd fills 100% CPU when bluetooth keyboard goes in idle

[marco.pallotta]

Public bug reported:

When bluetooth keyboard goes in idle bluetoothd fills 100% CPU. At this
point you have to press any key to reconnect the device and let
bluetoothd to return to work normally.

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: bluez 5.37-0ubuntu5.1
ProcVersionSignature: Ubuntu 4.4.0-93.116-generic 4.4.79
Uname: Linux 4.4.0-93-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.10
Architecture: amd64
Date: Sun Sep 17 19:02:40 2017
ExecutablePath: /usr/lib/bluetooth/bluetoothd
InstallationDate: Installed on 2016-08-06 (406 days ago)
InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1)
InterestingModules: rfcomm bnep btusb bluetooth
MachineType: GIGABYTE GB-BXBT-2807
ProcEnviron:
 LANG=it_IT.UTF-8
 PATH=(custom, no user)
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-93-generic.efi.signed root=UUID=8931ead4-8d43-4aef-8946-c7845c63c7d3 ro quiet splash vt.handoff=7
SourcePackage: bluez
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 10/22/2015
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: F8
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: MZBAYAP-00
dmi.board.vendor: GIGABYTE
dmi.board.version: 1.x
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: To Be Filled By O.E.M.
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrF8:bd10/22/2015:svnGIGABYTE:pnGB-BXBT-2807:pvr1.x:rvnGIGABYTE:rnMZBAYAP-00:rvr1.x:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.:
dmi.product.name: GB-BXBT-2807
dmi.product.version: 1.x
dmi.sys.vendor: GIGABYTE
hciconfig:
 hci0:	Type: BR/EDR  Bus: USB
 	BD Address: DC:85:DE:FD:2F:BC  ACL MTU: 820:8  SCO MTU: 255:16
 	UP RUNNING PSCAN ISCAN 
 	RX bytes:528225 acl:32183 sco:0 events:1134 errors:0
 	TX bytes:33849 acl:338 sco:0 commands:388 errors:1

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


** Tags: amd64 apport-bug xenial

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https://bugs.launchpad.net/bugs/1717796

Title:
  Bluetoothd fills 100% CPU when bluetooth keyboard goes in idle

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