Public bug reported: I'm using Bose QC35 headset and Dell XPS 9570 laptop. It was working perfectly on Cosmic, after upgrade to Disco when headsed is switched to HSP/HFP mode in pavucontrol I'm getting bursts of following messages in dmesg:
Apr 24 23:27:28 daffy kernel: [53021.123542] Bluetooth: hci0: SCO packet for unknown connection handle 65534 Apr 24 23:27:28 daffy kernel: [53021.123551] Bluetooth: hci0: SCO packet for unknown connection handle 0 Apr 24 23:27:28 daffy kernel: [53021.143555] Bluetooth: hci0: SCO packet for unknown connection handle 63744 Apr 24 23:27:28 daffy kernel: [53021.153575] Bluetooth: hci0: SCO packet for unknown connection handle 1 Apr 24 23:27:28 daffy kernel: [53021.173563] Bluetooth: hci0: SCO packet for unknown connection handle 63744 Then, after at most a few minutes, after one of bursts like above, pulseaudio reports: Apr 24 23:27:28 daffy pulseaudio[2733]: W: [bluetooth] module- bluez5-device.c: SCO packet received of unaligned size: 5 (the size differs between runs) And the headset is getting disconnected from pulseaudio - it's still connected via Bluetooth, but it's status in pavucontrol switches to 'Disabled'. ** Affects: bluez (Ubuntu) Importance: Undecided Status: New -- 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/1826274 Title: Headset keeps disconnecting after upgrade to Disco Status in bluez package in Ubuntu: New Bug description: I'm using Bose QC35 headset and Dell XPS 9570 laptop. It was working perfectly on Cosmic, after upgrade to Disco when headsed is switched to HSP/HFP mode in pavucontrol I'm getting bursts of following messages in dmesg: Apr 24 23:27:28 daffy kernel: [53021.123542] Bluetooth: hci0: SCO packet for unknown connection handle 65534 Apr 24 23:27:28 daffy kernel: [53021.123551] Bluetooth: hci0: SCO packet for unknown connection handle 0 Apr 24 23:27:28 daffy kernel: [53021.143555] Bluetooth: hci0: SCO packet for unknown connection handle 63744 Apr 24 23:27:28 daffy kernel: [53021.153575] Bluetooth: hci0: SCO packet for unknown connection handle 1 Apr 24 23:27:28 daffy kernel: [53021.173563] Bluetooth: hci0: SCO packet for unknown connection handle 63744 Then, after at most a few minutes, after one of bursts like above, pulseaudio reports: Apr 24 23:27:28 daffy pulseaudio[2733]: W: [bluetooth] module- bluez5-device.c: SCO packet received of unaligned size: 5 (the size differs between runs) And the headset is getting disconnected from pulseaudio - it's still connected via Bluetooth, but it's status in pavucontrol switches to 'Disabled'. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/bluez/+bug/1826274/+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