** Attachment added: "CurrentDmesg.txt" https://bugs.launchpad.net/ubuntu/+source/bluez/+bug/1870837/+attachment/5347865/+files/CurrentDmesg.txt
** Attachment removed: "CurrentDmesg.txt" https://bugs.launchpad.net/ubuntu/+source/bluez/+bug/1870837/+attachment/5347848/+files/CurrentDmesg.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to bluez in Ubuntu. https://bugs.launchpad.net/bugs/1870837 Title: hcitool lescan says 'Set scan parameters failed: Input/output error' Status in bluez package in Ubuntu: New Status in linux package in Ubuntu: Incomplete Bug description: Hi, after some testing with Ubuntu 20.04 beta I couldn't get hcitool lescan working. I get the following error: hcitool lescan Set scan parameters failed: Input/output error Bluetooth hardware: hci0: Type: Primary Bus: USB BD Address: 04:EA:56:21:xx:xx ACL MTU: 1021:4 SCO MTU: 96:6 UP RUNNING RX bytes:1605 acl:0 sco:0 events:123 errors:0 TX bytes:5801 acl:0 sco:0 commands:123 errors:0 Features: 0xbf 0xfe 0x0f 0xfe 0xdb 0xff 0x7b 0x87 Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV2 HV3 Link policy: RSWITCH SNIFF Link mode: SLAVE ACCEPT Name: 'xx' Class: 0x200104 Service Classes: Audio Device Class: Computer, Desktop workstation HCI Version: 5.1 (0xa) Revision: 0x100 LMP Version: 5.1 (0xa) Subversion: 0x100 Manufacturer: Intel Corp. (2) It is not hardware related, since I get the same error with a USB bluetooth dongle: hcitool -i hci1 lescan Set scan parameters failed: Input/output error hcitool scan is working fine on both devices; bluetoothctl is also working and able to find ble devices. I would normally prefer bluetoothctl, but I got a software which is based on hcitool. dmesg shows this errors: [ 138.152718] debugfs: File 'le_min_key_size' in directory 'hci0' already present! [ 138.152722] debugfs: File 'le_max_key_size' in directory 'hci0' already present! Bluez version: bluez 5.53-0ubuntu2 amd64 System: Distributor ID: Ubuntu Description: Ubuntu Focal Fossa (development branch) Release: 20.04 Codename: focal --- ProblemType: Bug ApportVersion: 2.20.11-0ubuntu22 Architecture: amd64 DistroRelease: Ubuntu 20.04 InstallationDate: Installed on 2020-04-01 (4 days ago) InstallationMedia: Ubuntu-Server 20.04 LTS "Focal Fossa" - Beta amd64 (20200331) InterestingModules: rfcomm bnep btusb bluetooth Lsusb: Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 003: ID 0463:ffff MGE UPS Systems UPS Bus 001 Device 002: ID 0658:0200 Sigma Designs, Inc. Aeotec Z-Stick Gen5 (ZW090) - UZB Bus 001 Device 004: ID 8087:0aaa Intel Corp. Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub MachineType: Intel(R) Client Systems NUC8i3BEH Package: linux PackageArchitecture: amd64 ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-5.4.0-21-generic root=/dev/mapper/vgcs2ubct-root ro ProcVersionSignature: Ubuntu 5.4.0-21.25-generic 5.4.27 Tags: focal Uname: Linux 5.4.0-21-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: _MarkForUpload: True dmi.bios.date: 10/23/2019 dmi.bios.vendor: Intel Corp. dmi.bios.version: BECFL357.86A.0075.2019.1023.1448 dmi.board.name: NUC8BEB dmi.board.vendor: Intel Corporation dmi.board.version: J72693-306 dmi.chassis.type: 35 dmi.chassis.vendor: Intel Corporation dmi.chassis.version: 2.0 dmi.modalias: dmi:bvnIntelCorp.:bvrBECFL357.86A.0075.2019.1023.1448:bd10/23/2019:svnIntel(R)ClientSystems:pnNUC8i3BEH:pvrJ72753-305:rvnIntelCorporation:rnNUC8BEB:rvrJ72693-306:cvnIntelCorporation:ct35:cvr2.0: dmi.product.family: Intel NUC dmi.product.name: NUC8i3BEH dmi.product.sku: BOXNUC8i3BEH dmi.product.version: J72753-305 dmi.sys.vendor: Intel(R) Client Systems hciconfig: hci0: Type: Primary Bus: USB BD Address: 04:EA:56:21:1E:D3 ACL MTU: 1021:4 SCO MTU: 96:6 UP RUNNING RX bytes:17030 acl:0 sco:0 events:2764 errors:0 TX bytes:677849 acl:0 sco:0 commands:2757 errors:0 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/bluez/+bug/1870837/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
