Please also check for crash reports so we can identify *which* double- free this is:
https://wiki.ubuntu.com/Bugs/Responses#Missing_a_crash_report_or_having_a_.crash_attachment -- 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/1952217 Title: bluetoothd coredumps from double free on connection of headset Status in bluez package in Ubuntu: Incomplete Bug description: Problem: Since the security updates on 2021-11-23 connecting my headset causes bluetoothd to crash, which drops all the other connections. Expected: Headset connects and works as it has done previously. ❯ lsb_release -rd Description: Ubuntu 20.04.3 LTS Release: 20.04 ❯ apt-cache policy bluez bluez: Installed: 5.53-0ubuntu3.4 Candidate: 5.53-0ubuntu3.4 Headset is a Sony WH-1000XM3. I have ppa:berglh/pulseaudio-a2dp installed for the LDAC codecs for this headset. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/bluez/+bug/1952217/+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