amd64 panic snd_hda - hdac_get_capabilities: Invalid corb size (0)

Anton Shterenlikht mexas at bristol.ac.uk
Wed Jul 28 16:17:17 UTC 2010


On Wed, Jul 28, 2010 at 07:07:34PM +0300, Andriy Gapon wrote:
> on 28/07/2010 19:01 Anton Shterenlikht said the following:
> > here it is:
> 
> So did it work? :)

not as far as I can tell

> 
> > % dmesg|fgrep -i hda
> > pci0: <multimedia, HDA> at device 20.2 (no driver attached)
> > pci0: <multimedia, HDA> at device 20.2 (no driver attached)
> > hdac0: <ATI SB600 High Definition Audio Controller> irq 16 at device 20.2 on pci0
> > hdac0: HDA Driver Revision: 20100226_0142
> > hdac0: [ITHREAD]
> > hdac0: hdac_get_capabilities: Invalid rirb size (0)
> > device_attach: hdac0 attach returned 6
> 
> I presume the above is from previous load attempt?

yes, probably. I think /var/run/dmesg used
to contain only the current boot, but some
time ago I noticed that quite a few previous
boots are stored. Or maybe it's my misconfiguration..

> 
> > hdac0: <ATI SB600 High Definition Audio Controller> irq 16 at device 20.2 on pci0
> > hdac0: HDA Driver Revision: 20100226_0142
> > hdac0: [ITHREAD]
> > hdac0: hdac_get_capabilities: Invalid rirb size (0)
> > hdac0: Resetting rirb size to 256
> 
> Hmm, so no message about corb, just rirb?
> Also, no codec and pcm output lines?  Did the driver get attached?

As far as I can (cannot) see, the driver didn't attach.
There's no /dev/dsp or /dev/pcm.

% cat /dev/sndstat 
FreeBSD Audio Driver (newpcm: 64bit 2009061500/amd64)
Installed devices:
%

I also get (probably not related)

% dmesg|grep dead
Event timer "i8254" is dead.
%

many thanks
anton

-- 
Anton Shterenlikht
Room 2.6, Queen's Building
Mech Eng Dept
Bristol University
University Walk, Bristol BS8 1TR, UK
Tel: +44 (0)117 331 5944
Fax: +44 (0)117 929 4423


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