*** This bug is a duplicate of bug 1319457 ***
https://bugs.launchpad.net/bugs/1319457
** This bug has been marked a duplicate of bug 1319457
usb headset causes "retire_playback_urb ... callbacks suppressed" spam in
dmesg
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https://bugs.launchpad.net/bugs/1333002
Title:
usb audio related bug
Status in “linux” package in Ubuntu:
Incomplete
Bug description:
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
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