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

On Tue, Jul 27, 2010 at 05:37:49PM +1000, Lawrence Stewart wrote:
> On 07/27/10 02:07, Anton Shterenlikht wrote:
> > On Mon, Jul 26, 2010 at 02:24:52PM +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)
> >>
> >> mi_startup() at mi_startup_0x59
> >> btext() at btext+0x2c
> > 
> > I moved back as far as r204000, still the same panic.
> > 
> > Please advise
> 
> I get this same panic on my Toshiba Portege R600 laptop when I boot it
> into Windows and then reboot it into FreeBSD. My guess is that the
> Windows drivers leave the hardware in a state which the FreeBSD code
> doesn't know how to deal with. I don't run Windows often so haven't hit
> this panic in a while, but the trick that always worked for me was to go
> into the BIOS and "Reset to defaults", then boot into FreeBSD.

no, that doesn't help, still the same panic

Also, I've only FBSD installed on this laptop (HP Compaq 6715s),
no other OS.

many thanks
anton

-- 
Anton Shterenlikht
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