netdev - Re: Bluetooth: hci0: last event is not cmd complete (0x0f) with LG TV

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Date:   Sat, 2 Feb 2019 23:31:33 +0100
From:   Paul Menzel <pmenzel@...gen.mpg.de>
To:     Marcel Holtmann <marcel@...tmann.org>,
        Johan Hedberg <johan.hedberg@...il.com>
Cc:     "David S. Miller" <davem@...emloft.net>,
        linux-bluetooth@...r.kernel.org, netdev@...r.kernel.org,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: Bluetooth: hci0: last event is not cmd complete (0x0f) with LG TV

Dear Linux folks,


On 01.02.19 22:34, Paul Menzel wrote:
> [attaching Linux messages, lspci and lsusb output]
> 
> On 01.02.19 22:20, Paul Menzel wrote:

>> When trying to pair a Dell Latitude E7250 running Debian Sid/unstable 
>> with Linux 4.20 and GNOME 3.30 with an LG TV, after starting the 
>> pairing process the TV is listed. in Bluetooth dialog of GNOME setting.
>>
>> The TV displays the instructions below.
>>
>>> Complete the next three steps on your mobile device:
>>> 1. Turn ON Bluetooth.
>>> 2. Select the TV name from the list of available devices.
>>>    • TV Name : 679
>>> 3. Confirm the connection request.
>>
>> Selecting the TV in the GNOME dialog, a dialog is shown on my system 
>> with a PIN consisting of six numbers. With the dialog, Linux logs the 
>> message below.
>>
>>       Bluetooth: hci0: last event is not cmd complete (0x0f)
>>
>> But, the TV does not show any PIN. Confirming it anyway, nothing is 
>> happening further.
>>
>> Is that supposed to work? It’d be great if you helped me to set this up.

Please find a trace attached. This time Linux 4.19.16 was running.

     sudo tcpdump -i bluetooth0 -w bluetooth0_capture.pcap


Kind regards,

Paul

Download attachment "bluetooth0_capture.pcap" of type "application/vnd.tcpdump.pcap" (33808 bytes)