Public bug reported:
Bluetooth turns dead after a couple times enable/disable switches,
leaving following error messages in dmesg only:
Bluetooth: hci0: HCI reset during shutdown failed
ProblemType: Bug
DistroRelease: Ubuntu 21.04
Package: bluetooth (not installed)
ProcVersionSignature: Ubuntu 5.10.0-9.10-generic 5.10.0
Uname: Linux 5.10.0-9-generic x86_64
ApportVersion: 2.20.11-0ubuntu55
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Sun Dec 27 23:17:28 2020
InstallationDate: Installed on 2020-09-14 (104 days ago)
InstallationMedia: Ubuntu 20.04.1 LTS "Focal Fossa" - Release amd64 (20200731)
InterestingModules: rfcomm bnep btusb bluetooth
Lsusb:
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 0c45:6715 Microdia Integrated_Webcam_HD
Bus 001 Device 002: ID 04f3:0c01 Elan Microelectronics Corp. ELAN:Fingerprint
Bus 001 Device 004: ID 8087:0025 Intel Corp. Wireless-AC 9260 Bluetooth Adapter
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: Dell Inc. Inspiron 7380
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.10.0-9-generic
root=UUID=944d91f1-e71c-44ef-8c76-76a0bdd22bf5 ro quiet splash vt.handoff=7
SourcePackage: bluez
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 08/08/2018
dmi.bios.release: 1.1
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.1.0
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 10
dmi.chassis.vendor: Dell Inc.
dmi.modalias:
dmi:bvnDellInc.:bvr1.1.0:bd08/08/2018:br1.1:svnDellInc.:pnInspiron7380:pvr:rvnDellInc.:rn:rvr:cvnDellInc.:ct10:cvr:
dmi.product.family: Inspiron
dmi.product.name: Inspiron 7380
dmi.product.sku: 08A5
dmi.sys.vendor: Dell Inc.
hciconfig:
hci0: Type: Primary Bus: USB
BD Address: 94:B8:6D:F8:8A:67 ACL MTU: 1021:4 SCO MTU: 96:6
UP RUNNING PSCAN ISCAN
RX bytes:75395 acl:0 sco:0 events:1492 errors:0
TX bytes:11215 acl:0 sco:0 commands:629 errors:0
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Confirmed
** Tags: amd64 apport-bug hirsute
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https://bugs.launchpad.net/bugs/1909429
Title:
Intel(R) Wireless-AC 9260 [8086:2526] subsystem [8086:4010]:
Bluetooth: hci0: HCI reset during shutdown failed
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