Re: Software caused connection abort (103 )

[john michelle <jhnmichelle@gmail.com>]

One more Addition

>> The problem happens when you are already tranfering
>> SCO data?

yes,  it happens only during transferring SCO data

john


On Mon, May 17, 2010 at 5:21 PM, john michelle <jhnmichelle@gmail.com> wrote:
>> Hi Jonh,
>>
>> First of all, don't do top posting in this mailing list. ;)
>>
>
> Thanks for the advise , will keep that in mind for future posts.
>
>> In which bluez/kernel version the problem started? Any hardware update
>> during this time? The problem happens when you are already tranfering
>> SCO data?
>>
>
> I tried bluez versions 3.XX  and kernel 2.6.26(I think) the problem
> occurs and the kernel panics with no core dumps.then i tried with
> bluez 4.53-4.62 with
> Kernel 2.6.31 and 2.6.32. the connection abort problem occurs but the
> kernel doesn't
> Panic. regarding the hardware update you mean the dongle or the box.Anyway
> i changed both and tried different box's, this even happens on a box
> with 2 giga ram
> And core2 processor . as for the dongles i am using trust
>
> http://www.twenga.co.uk/prices-Bluetooth-2-USB-Adapter-10m-BT-2250p-TRUST-Wireless-network-card-adapter-176178-0
>
>  and also using no name dongles all the same problem.
>
>> Please post the output of hcidump when the connection abort happens.
>>
>
> well that is going to be a hard one since i have more than one dongle in place
> And very hard to predict which one will crash.i will work on this and update
> You as soon as i have the hcidump log.
>
>
>
>> I tried reproduce this issue in L2CAP but it is a bit hard, lets
>> say it happen once in a thousand, so it's not easy to track it. I have
>> to try reproduce that using the SCO, but I'm not used to that layer yet.
>> ;)
>
> I hoped that it happens 1 in 1000 in SCO , but it actually happens 1 in 15
>
>
> John
>
>
>
>>
>> Regards,
>>
>>>
>>> John
>>>
>>> On Fri, May 7, 2010 at 3:53 PM, Gustavo F. Padovan <gustavo@padovan.org> wrote:
>>> > * john michelle <jhnmichelle@gmail.com> [2010-05-07 15:49:05 -0400]:
>>> >
>>> >> Hi Bluetooth hackers,
>>> >>
>>> >> i am having this consistent problem with bluez , from time to time i
>>> >> get the error Software caused connection abort (103 )
>>> >> And the bluetooth stick seems to disconnect and reconnects. this
>>> >> happens during an sco connection and it occurs even
>>> >> More when i am having the voice stream comming through the internet
>>> >> rather than the lan.i don't know what exact
>>> >> Details you need to solve this problem please tell me and i will give
>>> >> you an immediate reply . i have linux kernel 2.6.33 and bluez 4.62
>>> >
>>> > I get the same problem sometimes when testing ERTM with l2test. So the
>>> > problem is on l2cap too. I didn't have time to debug this yet. Now that
>>> > someone else have confirmed it too, I'll to take a look at the problem.
>>> >
>>> >>
>>
>> --
>> Gustavo F. Padovan
>> http://padovan.org
>>
>