Bluetooth Audio Broken After Suspend

Bug #2008149 reported by Brett Holman
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
bluez (Ubuntu)
New
Undecided
Unassigned
pipewire (Ubuntu)
New
Undecided
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Bug Description

Release:
========
Description: Ubuntu 22.10
Release: 22.10

Package Version:
================
isa~ apt-cache policy bluez
bluez:
  Installed: 5.65-0ubuntu1
  Candidate: 5.65-0ubuntu1
  Version table:
 *** 5.65-0ubuntu1 500
        500 http://us.archive.ubuntu.com/ubuntu kinetic/main amd64 Packages
        100 /var/lib/dpkg/status

Hardware:
=========
Model: Apple Inc. MacBookPro9,2

isa~ lsusb | grep -i blue
Bus 002 Device 009: ID 05ac:821d Apple, Inc. Bluetooth USB Host Controller
Bus 002 Device 004: ID 0a5c:4500 Broadcom Corp. BCM2046B1 USB 2.0 Hub (part of BCM2046 Bluetooth)

Kmods:
======
bluetooth 827392 54 btrtl,btmtk,btintel,btbcm,bnep,btusb,rfcomm

Symptom:
========
Pausing sound output (with bluetooth device as sink) will often lead to a failed suspend / resume that leaves audio in an unusable state. Logs indicate that suspend fails, but it looks like the failure path is broken in some way that renders audio unusable when this occurs. This requires a reconnect to recover in all cases, and occasionally even a reboot is required. I have attached debug logs from `bluetooth.service`. I assume hci logs are not required in this case, but if they are please let me know.

I can test proposed fixes.

Revision history for this message
Brett Holman (holmanb) wrote :
tags: added: kinetic
tags: added: a2dp suspend-resume
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