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

From: Anton Shterenlikht <mexas_at_bristol.ac.uk>
Date: Tue, 27 Jul 2010 12:58:31 +0100
On Tue, Jul 27, 2010 at 11:23:24AM +0100, Gavin Atkinson wrote:
> On Mon, 2010-07-26 at 14:24 +0100, Anton Shterenlikht wrote:
> > On amd64 r210496 I get this panic when booting a kernel
> > with snd_hda(4). I haven't used this driver before, so
> > can't say if this is a regression.
> > 
> > (copied by hand)
> > 
> > hdac0: <ATI SB600 High Definition Audion Controller> irq 16 at device 20.2 on pci0
> > hdac0: HDA Driver Revision: 20100226_0142
> > hdac0: [ITHREAD]
> > hdac0: hdac_get_capabilities: Invalid corb size (0)
> > device_attach: hdac0 attach returned 6
> > Slab at 0xffffff000261eb18, freei 3 = 0
> > panic: Duplicate free of item 0xffffff0002661c00 from zone 0xffffff00b7f9a500(1024)
> > 
> > cpuid = 0
> > KDB: enter: panic
> > [ thread pid 0 tid 100000 ]
> > Stopped at kdb_enter+0x3d: movq      $0,0x74f360(%rip)
> > db>bt
> > 
> > (very long output.. ending in)
> 
> Can you give us this output please?  At least the "panic()" line and the
> next six or so lines?
> 

ok, will do.
I wish the modern laptops had a serial link..

-- 
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
Received on Tue Jul 27 2010 - 09:58:33 UTC

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