Thanks to https://bugs.launchpad.net/ubuntu/+source/bluez/+bug/2084963/comments/4 I've been able to manually rebuild the bluez debs with a patch of commit https://github.com/bluez/bluez/commit/366a8c522b648f47147de4852c5c030d69b916b3 and my headphone connection woes have been solved. I'll attach the patch here.
** Patch added: "bluez-fix-address.patch" https://bugs.launchpad.net/ubuntu/+source/bluez/+bug/2085162/+attachment/5834952/+files/bluez-fix-address.patch -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2085162 Title: Bluetooth headphones connect erratically To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/2085162/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs