[pulseaudio-tickets] [PulseAudio] #641: Pulseaudio crashes when switching Bluetooth headset from "Telephony" to "High Fidelity" (A2DP)

[PulseAudio]

#641: Pulseaudio crashes when switching Bluetooth headset from "Telephony" to
"High Fidelity" (A2DP)
-----------------------+----------------------------------------------------
  Reporter:  foxmajik  |       Owner:  lennart                                            
      Type:  defect    |      Status:  reopened                                           
 Milestone:            |   Component:  daemon                                             
Resolution:            |    Keywords:  bluetooth, module-bluetooth-discover, blueman, a2dp
-----------------------+----------------------------------------------------

Comment(by murz):

 Same problem when switching to a2dp on pulseaudio 1:0.9.22-0ubuntu2~diwic:
 {{{
 Jan 22 13:08:52 kit pulseaudio[32599]: core-util.c: RealtimeKit worked.
 Jan 22 13:08:52 kit pulseaudio[32599]: core-util.c: Successfully enabled
 SCHED_RR scheduling for thread, with priority 5.
 Jan 22 13:08:52 kit pulseaudio[32599]: module-bluetooth-device.c: Sending
 BT_REQUEST -> BT_START_STREAM
 Jan 22 13:08:52 kit pulseaudio[32599]: module-bluetooth-device.c: Trying
 to receive message from audio service...
 Jan 22 13:08:52 kit pulseaudio[32599]: module-bluetooth-device.c: Received
 BT_RESPONSE <- BT_START_STREAM
 Jan 22 13:08:52 kit pulseaudio[32599]: module-bluetooth-device.c: Trying
 to receive message from audio service...
 Jan 22 13:08:52 kit pulseaudio[32599]: module-bluetooth-device.c: Received
 BT_RESPONSE <- BT_NEW_STREAM
 Jan 22 13:08:52 kit pulseaudio[32599]: module-bluetooth-device.c: Stream
 properly set up, we're ready to roll!
 Jan 22 13:08:52 kit pulseaudio[32599]: sink.c: Assertion
 'pa_frame_aligned(length, &s->sample_spec)' failed at
 pulsecore/sink.c:1090, function pa_sink_render_full(). Aborting.

 }}}

 setting default-sample-channels=2 works for me, but I use 5.1 surround, so
 I need default-sample-channels=6 to hear good sound.
 How can I fix this problem?

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Ticket URL: <http://pulseaudio.org/ticket/641#comment:10>
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