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[Bug 1711426] [NEW] Running audacity produces endless loop of Pango-CRITICAL **: pango_font_description_set_size: assertion 'size >= 0' failed

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Public bug reported:

$ audacity
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_route.c:867:(find_matching_chmap) Found no matching channel map
ALSA lib pcm_dmix.c:1052:(snd_pcm_dmix_open) unable to open slave
Cannot connect to server socket err = Нет такого файла или каталога
Cannot connect to server request channel
jack server is not running or cannot be started
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for 4294967295, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for 4294967295, skipping unlock
Expression 'ret' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 1736
Expression 'AlsaOpen( &alsaApi->baseHostApiRep, params, streamDir, &self->pcm )' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 1904
Expression 'PaAlsaStreamComponent_Initialize( &self->capture, alsaApi, inParams, StreamDirection_In, NULL != callback )' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 2171
Expression 'PaAlsaStream_Initialize( stream, alsaHostApi, inputParameters, outputParameters, sampleRate, framesPerBuffer, callback, streamFlags, userData )' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 2840
Expression 'stream->playback.pcm' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 4628
Expression 'stream->playback.pcm' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 4628
ALSA lib pcm_dsnoop.c:618:(snd_pcm_dsnoop_open) unable to open slave
ALSA lib pcm_dsnoop.c:618:(snd_pcm_dsnoop_open) unable to open slave
ALSA lib pcm_dsnoop.c:618:(snd_pcm_dsnoop_open) unable to open slave
ALSA lib pcm_dsnoop.c:618:(snd_pcm_dsnoop_open) unable to open slave
ALSA lib pcm_dsnoop.c:618:(snd_pcm_dsnoop_open) unable to open slave
ALSA lib pcm_dsnoop.c:618:(snd_pcm_dsnoop_open) unable to open slave
…
(audacity:7586): Pango-CRITICAL **: pango_font_description_set_size: assertion 'size >= 0' failed

(audacity:7586): Pango-CRITICAL **: pango_font_description_set_size:
assertion 'size >= 0' failed

(audacity:7586): Pango-CRITICAL **: pango_font_description_set_size:
assertion 'size >= 0' failed

(audacity:7586): Pango-CRITICAL **: pango_font_description_set_size:
assertion 'size >= 0' failed

(audacity:7586): Pango-CRITICAL **: pango_font_description_set_size:
assertion 'size >= 0' failed

(audacity:7586): Pango-CRITICAL **: pango_font_description_set_size:
assertion 'size >= 0' failed

(audacity:7586): Pango-CRITICAL **: pango_font_description_set_size:
assertion 'size >= 0' failed

(audacity:24978): Pango-CRITICAL **:^C

ProblemType: Bug
DistroRelease: Ubuntu 17.04
Package: audacity 2.1.2-2
ProcVersionSignature: Ubuntu 4.10.0-24.28-generic 4.10.15
Uname: Linux 4.10.0-24-generic x86_64
NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
AlsaCards:
 0 [Intel          ]: HDA-Intel - HDA Intel
                       HDA Intel at 0xf9100000 irq 30
  1 [NVidia         ]: HDA-Intel - HDA NVidia
                       HDA NVidia at 0xf6000000 irq 17
ApportVersion: 2.20.4-0ubuntu4.5
Architecture: amd64
CurrentDesktop: MATE
Date: Thu Aug 17 22:37:57 2017
InstallationDate: Installed on 2017-06-05 (73 days ago)
InstallationMedia: Ubuntu-MATE 17.04 "Zesty Zapus" - Release amd64 (20170412)
SourcePackage: audacity
UpgradeStatus: No upgrade log present (probably fresh install)

** Affects: audacity (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug third-party-packages zesty

** Description changed:

- $ audacity 
+ $ audacity
  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_route.c:867:(find_matching_chmap) Found no matching channel map
  ALSA lib pcm_dmix.c:1052:(snd_pcm_dmix_open) unable to open slave
  Cannot connect to server socket err = Нет такого файла или каталога
  Cannot connect to server request channel
  jack server is not running or cannot be started
  JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for 4294967295, skipping unlock
  JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for 4294967295, skipping unlock
  Expression 'ret' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 1736
  Expression 'AlsaOpen( &alsaApi->baseHostApiRep, params, streamDir, &self->pcm )' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 1904
  Expression 'PaAlsaStreamComponent_Initialize( &self->capture, alsaApi, inParams, StreamDirection_In, NULL != callback )' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 2171
  Expression 'PaAlsaStream_Initialize( stream, alsaHostApi, inputParameters, outputParameters, sampleRate, framesPerBuffer, callback, streamFlags, userData )' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 2840
  Expression 'stream->playback.pcm' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 4628
  Expression 'stream->playback.pcm' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 4628
  ALSA lib pcm_dsnoop.c:618:(snd_pcm_dsnoop_open) unable to open slave
  ALSA lib pcm_dsnoop.c:618:(snd_pcm_dsnoop_open) unable to open slave
  ALSA lib pcm_dsnoop.c:618:(snd_pcm_dsnoop_open) unable to open slave
  ALSA lib pcm_dsnoop.c:618:(snd_pcm_dsnoop_open) unable to open slave
  ALSA lib pcm_dsnoop.c:618:(snd_pcm_dsnoop_open) unable to open slave
  ALSA lib pcm_dsnoop.c:618:(snd_pcm_dsnoop_open) unable to open slave
  …
  (audacity:7586): Pango-CRITICAL **: pango_font_description_set_size: assertion 'size >= 0' failed
  
  (audacity:7586): Pango-CRITICAL **: pango_font_description_set_size:
  assertion 'size >= 0' failed
  
  (audacity:7586): Pango-CRITICAL **: pango_font_description_set_size:
  assertion 'size >= 0' failed
  
  (audacity:7586): Pango-CRITICAL **: pango_font_description_set_size:
  assertion 'size >= 0' failed
  
  (audacity:7586): Pango-CRITICAL **: pango_font_description_set_size:
  assertion 'size >= 0' failed
  
  (audacity:7586): Pango-CRITICAL **: pango_font_description_set_size:
  assertion 'size >= 0' failed
  
  (audacity:7586): Pango-CRITICAL **: pango_font_description_set_size:
  assertion 'size >= 0' failed
  
  (audacity:24978): Pango-CRITICAL **:^C
  
- 
- $ lsb_release -rd
- Description:    Ubuntu 17.04
- Release:        17.04
- 
- $ apt-cache policy audacity
- audacity:
-   Установлен: 2.1.2-2
-   Кандидат:   2.1.2-2
-   Таблица версий:
-  *** 2.1.2-2 500
-         500 http://mirror.yandex.ru/ubuntu zesty/universe amd64 Packages
-         100 /var/lib/dpkg/status
- 
  ProblemType: Bug
  DistroRelease: Ubuntu 17.04
  Package: audacity 2.1.2-2
  ProcVersionSignature: Ubuntu 4.10.0-24.28-generic 4.10.15
  Uname: Linux 4.10.0-24-generic x86_64
  NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
  AlsaCards:
-  0 [Intel          ]: HDA-Intel - HDA Intel
-                        HDA Intel at 0xf9100000 irq 30
-   1 [NVidia         ]: HDA-Intel - HDA NVidia
-                        HDA NVidia at 0xf6000000 irq 17
+  0 [Intel          ]: HDA-Intel - HDA Intel
+                        HDA Intel at 0xf9100000 irq 30
+   1 [NVidia         ]: HDA-Intel - HDA NVidia
+                        HDA NVidia at 0xf6000000 irq 17
  ApportVersion: 2.20.4-0ubuntu4.5
  Architecture: amd64
  CurrentDesktop: MATE
  Date: Thu Aug 17 22:37:57 2017
  InstallationDate: Installed on 2017-06-05 (73 days ago)
  InstallationMedia: Ubuntu-MATE 17.04 "Zesty Zapus" - Release amd64 (20170412)
  SourcePackage: audacity
  UpgradeStatus: No upgrade log present (probably fresh install)

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https://bugs.launchpad.net/bugs/1711426

Title:
  Running audacity produces endless loop of Pango-CRITICAL **:
  pango_font_description_set_size: assertion 'size >= 0' failed

Status in audacity package in Ubuntu:
  New

Bug description:
  $ audacity
  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_route.c:867:(find_matching_chmap) Found no matching channel map
  ALSA lib pcm_dmix.c:1052:(snd_pcm_dmix_open) unable to open slave
  Cannot connect to server socket err = Нет такого файла или каталога
  Cannot connect to server request channel
  jack server is not running or cannot be started
  JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for 4294967295, skipping unlock
  JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for 4294967295, skipping unlock
  Expression 'ret' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 1736
  Expression 'AlsaOpen( &alsaApi->baseHostApiRep, params, streamDir, &self->pcm )' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 1904
  Expression 'PaAlsaStreamComponent_Initialize( &self->capture, alsaApi, inParams, StreamDirection_In, NULL != callback )' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 2171
  Expression 'PaAlsaStream_Initialize( stream, alsaHostApi, inputParameters, outputParameters, sampleRate, framesPerBuffer, callback, streamFlags, userData )' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 2840
  Expression 'stream->playback.pcm' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 4628
  Expression 'stream->playback.pcm' failed in 'src/hostapi/alsa/pa_linux_alsa.c', line: 4628
  ALSA lib pcm_dsnoop.c:618:(snd_pcm_dsnoop_open) unable to open slave
  ALSA lib pcm_dsnoop.c:618:(snd_pcm_dsnoop_open) unable to open slave
  ALSA lib pcm_dsnoop.c:618:(snd_pcm_dsnoop_open) unable to open slave
  ALSA lib pcm_dsnoop.c:618:(snd_pcm_dsnoop_open) unable to open slave
  ALSA lib pcm_dsnoop.c:618:(snd_pcm_dsnoop_open) unable to open slave
  ALSA lib pcm_dsnoop.c:618:(snd_pcm_dsnoop_open) unable to open slave
  …
  (audacity:7586): Pango-CRITICAL **: pango_font_description_set_size: assertion 'size >= 0' failed

  (audacity:7586): Pango-CRITICAL **: pango_font_description_set_size:
  assertion 'size >= 0' failed

  (audacity:7586): Pango-CRITICAL **: pango_font_description_set_size:
  assertion 'size >= 0' failed

  (audacity:7586): Pango-CRITICAL **: pango_font_description_set_size:
  assertion 'size >= 0' failed

  (audacity:7586): Pango-CRITICAL **: pango_font_description_set_size:
  assertion 'size >= 0' failed

  (audacity:7586): Pango-CRITICAL **: pango_font_description_set_size:
  assertion 'size >= 0' failed

  (audacity:7586): Pango-CRITICAL **: pango_font_description_set_size:
  assertion 'size >= 0' failed

  (audacity:24978): Pango-CRITICAL **:^C

  ProblemType: Bug
  DistroRelease: Ubuntu 17.04
  Package: audacity 2.1.2-2
  ProcVersionSignature: Ubuntu 4.10.0-24.28-generic 4.10.15
  Uname: Linux 4.10.0-24-generic x86_64
  NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
  AlsaCards:
   0 [Intel          ]: HDA-Intel - HDA Intel
                         HDA Intel at 0xf9100000 irq 30
    1 [NVidia         ]: HDA-Intel - HDA NVidia
                         HDA NVidia at 0xf6000000 irq 17
  ApportVersion: 2.20.4-0ubuntu4.5
  Architecture: amd64
  CurrentDesktop: MATE
  Date: Thu Aug 17 22:37:57 2017
  InstallationDate: Installed on 2017-06-05 (73 days ago)
  InstallationMedia: Ubuntu-MATE 17.04 "Zesty Zapus" - Release amd64 (20170412)
  SourcePackage: audacity
  UpgradeStatus: No upgrade log present (probably fresh install)

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