[Pkg-alsa-devel] Bug#483616: Bug#483616: /etc/init.d/alsa-utils start hanging /etc/acpi/sleep.sh until USB device unplug

[Elimar Riesebieter]

On Thu, 29 May 2008 the mental interface of
Brandon Philips told:

> Package: alsa-utils
> Version: 1.0.16-1
> Severity: normal
> 
> Symptom: Sleep LED continues to blink even when it seems the system is
> fully restored.
> 
> Running /etc/acpi/sleep.sh with /bin/sh -x I found that it was hanging
> on:
> +++ /etc/init.d/alsa-utils start
> 
> This hang lasts a very long time.  Getting bored I unplugged my USB
> microphone (part of an UVC Logitech camera) and got this error message:
> 
> Setting up ALSA...warning: 'alsactl restore' failed with error message
> 'alsactl: set_control:1269: failed to obtain info for control #1 (No
> such device)
> alsactl: set_control:1269: failed to obtain info for control #2 (No such
> device)'...done.
> 
> After this error /etc/acpi/sleep.sh continues on its way and runs the
> rest of its scripts eventually killing the sleep light.
> 
> This is 100% reproducible so let me know if I can provide more details.

You must unload alsa modules before sleeping. Put those in
/etc/default/alsa. There is a short description in there (try all).

Elimar

-- 
  Learned men are the cisterns of knowledge, 
  not the fountainheads ;-)