Public bug reported:
Jun 23 00:40:03 lxf kernel: [ 2949.825841] retire_playback_urb: 827 callbacks
suppressed
Jun 23 00:40:08 lxf kernel: [ 2954.834314] retire_playback_urb: 827 callbacks
suppressed
Jun 23 00:40:13 lxf kernel: [ 2959.842780] retire_playback_urb: 827 callbacks
suppressed
Jun 23 00:40:18 lxf kernel: [ 2964.851254] retire_playback_urb: 827 callbacks
suppressed
......... permanently
when I unplugged my usb audio device, the messages stopped:
Jun 23 00:44:34 lxf kernel: [ 3220.281248] retire_playback_urb: 827 callbacks
suppressed
Jun 23 00:44:37 lxf pulseaudio[2516]: [alsa-sink-USB Audio] alsa-util.c: Got
POLLNVAL from ALSA
Jun 23 00:44:37 lxf pulseaudio[2516]: [alsa-sink-USB Audio] alsa-util.c: Could
not recover from POLLERR|POLLNVAL|POLLHUP with snd_pcm_prepare(): Нет такого
устройства
Jun 23 00:44:37 lxf kernel: [ 3223.249863] usb 2-1.2: USB disconnect, device
number 4
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Incomplete
** Tags: audio usb
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https://bugs.launchpad.net/bugs/1333002
Title:
usb audio related bug
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