From owner-freebsd-current@FreeBSD.ORG Tue Jul 27 11:58:33 2010 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 73C8B106566B for ; Tue, 27 Jul 2010 11:58:33 +0000 (UTC) (envelope-from mexas@bristol.ac.uk) Received: from dirg.bris.ac.uk (dirg.bris.ac.uk [137.222.10.102]) by mx1.freebsd.org (Postfix) with ESMTP id 32F1B8FC0A for ; Tue, 27 Jul 2010 11:58:32 +0000 (UTC) Received: from ncsd.bris.ac.uk ([137.222.10.59] helo=ncs.bris.ac.uk) by dirg.bris.ac.uk with esmtp (Exim 4.69) (envelope-from ) id 1Odino-0006bt-1H; Tue, 27 Jul 2010 12:58:32 +0100 Received: from mech-cluster241.men.bris.ac.uk ([137.222.187.241]) by ncs.bris.ac.uk with esmtpsa (TLSv1:AES256-SHA:256) (Exim 4.67) (envelope-from ) id 1Odinn-00030I-Sd; Tue, 27 Jul 2010 12:58:31 +0100 Received: from mech-cluster241.men.bris.ac.uk (localhost [127.0.0.1]) by mech-cluster241.men.bris.ac.uk (8.14.4/8.14.4) with ESMTP id o6RBwVOI046341; Tue, 27 Jul 2010 12:58:31 +0100 (BST) (envelope-from mexas@bristol.ac.uk) Received: (from mexas@localhost) by mech-cluster241.men.bris.ac.uk (8.14.4/8.14.4/Submit) id o6RBwVZC046340; Tue, 27 Jul 2010 12:58:31 +0100 (BST) (envelope-from mexas@bristol.ac.uk) X-Authentication-Warning: mech-cluster241.men.bris.ac.uk: mexas set sender to mexas@bristol.ac.uk using -f Date: Tue, 27 Jul 2010 12:58:31 +0100 From: Anton Shterenlikht To: Gavin Atkinson Message-ID: <20100727115831.GA46325@mech-cluster241.men.bris.ac.uk> References: <20100726132451.GA18443@mech-cluster241.men.bris.ac.uk> <1280226205.78791.0.camel@buffy.york.ac.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1280226205.78791.0.camel@buffy.york.ac.uk> User-Agent: Mutt/1.5.20 (2009-06-14) Cc: freebsd-current@freebsd.org, Anton Shterenlikht Subject: Re: amd64 panic snd_hda - hdac_get_capabilities: Invalid corb size (0) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 27 Jul 2010 11:58:33 -0000 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: 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