[Octave-bug-tracker] [bug #52996] calling audiodevinfo() results in a segfault on exit when JACK sound server is running

[Mike Miller]

Update of bug #52996 (project octave):

                  Status:               Need Info => Works For Me           

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Follow-up Comment #3:

This works for me.


$ grep-status -PX jackd2 -ns version
1.9.10+20150825git1ed50c92~dfsg-5
$ jackd --version
jackdmp 1.9.11
…
jackdmp version 1.9.11 tmpdir /dev/shm protocol 8
$ jackd -r -d alsa -d hw:PCH -p 512 -r 48000 -n 10 & sleep 3
[1] 7973
jackdmp 1.9.11
Copyright 2001-2005 Paul Davis and others.
Copyright 2004-2014 Grame.
jackdmp comes with ABSOLUTELY NO WARRANTY
This is free software, and you are welcome to redistribute it
under certain conditions; see the file COPYING for details
JACK server starting in non-realtime mode
self-connect-mode is "Don't restrict self connect requests"
Cannot lock down 82274202 byte memory area (Cannot allocate memory)
audio_reservation_init
Acquire audio card Audio1
creating alsa driver ... hw:PCH|hw:PCH|512|10|48000|0|0|nomon|swmeter|-|32bit
configuring for 48000Hz, period = 512 frames (10.7 ms), buffer = 10 periods
ALSA: final selected sample format for capture: 32bit integer little-endian
ALSA: use 10 periods for capture
ALSA: final selected sample format for playback: 32bit integer little-endian
ALSA: use 10 periods for playback
$ octave -Wq --eval audiodevinfo
ALSA lib pcm_dsnoop.c:618:(snd_pcm_dsnoop_open) unable to open slave
ALSA lib pcm_dmix.c:1052:(snd_pcm_dmix_open) unable to open slave
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.rear
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.center_lfe
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.side
ALSA lib pcm_dmix.c:1052:(snd_pcm_dmix_open) unable to open slave
Cannot lock down 82274202 byte memory area (Cannot allocate memory)
ans =

  scalar structure containing the fields:

    input =

      1x2 struct array containing the fields:

        Name
        DriverVersion
        ID

    output =

      1x8 struct array containing the fields:

        Name
        DriverVersion
        ID


Cannot read socket fd = 11 err = Connection reset by peer
Could not read notification result
ClientNotify fails name = PortAudio notification = 18 val1 = 0 val2 = 0
Cannot write socket fd = 11 err = Broken pipe
CheckRes error
Could not write notification
ClientNotify fails name = PortAudio notification = 18 val1 = 1 val2 = 0
$ octave -Wq --eval 'audiodevinfo.output(8)'
ALSA lib pcm_dsnoop.c:618:(snd_pcm_dsnoop_open) unable to open slave
ALSA lib pcm_dmix.c:1052:(snd_pcm_dmix_open) unable to open slave
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.rear
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.center_lfe
ALSA lib pcm.c:2495:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.side
ALSA lib pcm_dmix.c:1052:(snd_pcm_dmix_open) unable to open slave
Cannot lock down 82274202 byte memory area (Cannot allocate memory)
ans =

  scalar structure containing the fields:

    Name = system (JACK Audio Connection Kit)
    DriverVersion = JACK Audio Connection Kit
    ID =  7



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