Date: Tue, 27 Jul 2010 12:58:31 +0100 From: Anton Shterenlikht <mexas@bristol.ac.uk> To: Gavin Atkinson <gavin@freebsd.org> Cc: freebsd-current@freebsd.org, Anton Shterenlikht <mexas@bristol.ac.uk> Subject: Re: amd64 panic snd_hda - hdac_get_capabilities: Invalid corb size (0) Message-ID: <20100727115831.GA46325@mech-cluster241.men.bris.ac.uk> In-Reply-To: <1280226205.78791.0.camel@buffy.york.ac.uk> References: <20100726132451.GA18443@mech-cluster241.men.bris.ac.uk> <1280226205.78791.0.camel@buffy.york.ac.uk>
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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
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