[PD] TouchOSC makes Pd crash, on UbuntuStudio, not in Ubuntu
Martin Peach
martin.peach at sympatico.ca
Mon Sep 16 22:51:23 CEST 2013
OK, thanks for this.
Any idea what the message is that is causing the crash?
Is it valid OSC?
Martin
On 2013-09-16 16:12, Matthias Kronlachner wrote:
> Hi!
>
> I experience this bug today as well.
> Attached is a Pd-patch that simulates this crash caused by the message
> TouchOSC is sending if page is turned (although this can be changed in
> the TouchOSC editor!).
>
> This is the gdb output:
>
> Program received signal EXC_BAD_ACCESS, Could not access memory.
> Reason: KERN_PROTECTION_FAILURE at address: 0x00000000
> 0x045f1c59 in routeOSC_list (x=0x5e5990, s=0x0, argc=0, argv=0x0) at
> routeOSC.c:410
> 410 if (argv[0].a_type == A_SYMBOL) routeOSC_doanything(x,
> argv[0].a_w.w_symbol, argc-1, &argv[1]);
>
> I attached an easy fix for routeOSC.c
>
>
> So either rebuild routeOSC with the fix or change the message TouchOSC
> is sending on page turn.
> (This is done by deactivating the auto checkbox below Page, Name and OSC)
>
>
> Matthias
>
> On 9/16/13 7:46 PM, Martin Peach wrote:
>> It sounds like you have two issues: one is that the new external
>> crashes Pd as soon as it is instantiated, the other is that some OSC
>> messages do the same thing when [routeOSC] is involved.
>> For the second thing, just use
>> [udpreceive]
>> |
>> [unpackOSC]
>> |
>> [print]
>> and switch pages to see what raw message is being sent.
>> For the first thing, make a new patch and put a [routeOSC] in it and
>> see what the console prints.
>> But then again you don't seem to be able to start Pd at all from the
>> console. Is that correct?
>>
>> Martin
>>
>>
>> On 2013-09-16 12:08, Mario Mey wrote:
>>> Thanks, Martin. I compiled it and test it. Again, in UbuntuStudio
>>> 12.04.3, it makes PureData crash. There's no message, it just crashs.
>>>
>>> Is anything I could do to help to avoid that? How could I debug it?
>>>
>>> In the other hand, I'm having troubles to launch Pd from console (to see
>>> if any message is there)... it can't open my patch. So, I'm writting
>>> another mail to list.
>>>
>>>
>>> 2013/9/15 Martin Peach <martin.peach at sympatico.ca
>>> <mailto:martin.peach at sympatico.ca>>
>>>
>>> On 2013-09-15 16:12, Mario Mey wrote:
>>>
>>> I just downloaded complete PureData from svn... but I want to
>>> compile
>>> only your externals. Is that possible? I think so... how?
>>>
>>>
>>> From trunk/externals type
>>> make mrpeach
>>> or
>>> make mrpeach_install
>>> (which doesn't actually install the files, it puts them in
>>> externals/build/lib/pd-extended/extra)
>>>
>>> Martin
>>>
>>>
>>> Thank you.
>>>
>>>
>>> 2013/9/15 Martin Peach <martin.peach at sympatico.ca
>>> <mailto:martin.peach at sympatico.ca>
>>> <mailto:martin.peach at sympatico.ca
>>> <mailto:martin.peach at sympatico.ca>>>
>>>
>>>
>>> On 2013-09-14 19:28, Mario Mey wrote:
>>>
>>> Martin Peach, I read somewhere that changing pages in
>>> TouchOSC
>>> makes Pd
>>> (or Pd-Ext) to crash. My Pd-Extended doesn't crash, but
>>> this
>>> error is
>>> shown: "* routeOSC: ignoring empty list…".
>>>
>>>
>>>
>>> That doesn't happen here. There is no such message in the
>>> source code.
>>> Maybe you have an older version of routeOSC? The OSC
>>> specification
>>> allows empty messages, and [routeOSC] should output a bang
>>> if it
>>> routes such a message.
>>> Older versions of [routeOSC](before March 2012) didn't work
>>> properly, so you probably just need to find a more recent
>>> one or
>>> build it from svn.
>>>
>>> (http://sourceforge.net/p/__pure-data/svn/HEAD/tree/trunk/__externals/mrpeach/osc/
>>>
>>>
>>> <http://sourceforge.net/p/pure-data/svn/HEAD/tree/trunk/externals/mrpeach/osc/>)
>>>
>>>
>>>
>>>
>>> Martin
>>>
>>>
>>>
>>> Today, I've installed Ubuntu Studio 12.04.3 (with
>>> lowlatency
>>> kernel). It
>>> seemed that it was a good distro for my use... but
>>> switching
>>> pages DOES
>>> make Pd-Extended to crash. I reported-suggested this in
>>> this thread:
>>> http://hexler.net/forum/__viewthread/992/
>>> <http://hexler.net/forum/viewthread/992/>, where I
>>> wrote some
>>>
>>> other info,
>>> maybe usefull.
>>>
>>> The config where it doesn't crash:
>>>
>>> /Ubuntu 12.04, Kernel 3.2.0-49-generic, Pd-Extended
>>> 0.43.4 (download
>>> from PPA as the Pure Data page says), jackdmp
>>> 1.9.8...//
>>> /
>>> The other config:
>>>
>>> /Ubuntu Studio 12.04.3, Kernel 3.2.0-51-lowlatency,
>>> same Pd-Extended
>>> version, Jack that came with UbuntuStudio (don't know
>>> wich version)/
>>>
>>>
>>> Any other information that could be useful to fix this?
>>> Like I
>>> wrote in
>>> the thread, I suggested TouchOSC that it should send
>>> non-empty
>>> lists.
>>> But, TouchOSC is closed-code... so, there's no easy
>>> feedback.
>>>
>>>
>>>
>>>
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