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Date: Fri, 16 Jun 2006 19:46:53 +0300
From: Tofik Suleymanov <tofik@oxygen.az>
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Cc: questions@freebsd.org
Subject: Re: core dumps after kldloading snd_emu10kx.ko
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ghostcorps wrote:
> Hi Guys
>
> I have to just say first, I'm pretty new to this, please be patient :)
>
>
> Firstly:
> $ uname -a
> FreeBSD ************** 6.0-RELEASE FreeBSD 6.0-RELEASE #0: Thu Nov  3
> 09:36:13 UTC 2005     root@x64.samsco.home:/usr/obj/usr/src/sys/GENERIC
> i386
>
> I recently added emu10kx (
> http://www.freebsd.org/cgi/url.cgi?ports/audio/emu10kx/pkg-descr), but 
> when
> I run kldload snd_emu10kx.ko the Kernel panics.
>
> As follows:
>
> ----
> Kernel trap 12 with interrupts disabled
> Fatal trap 12 : Page fault while in Kernel mode
>
> fault virtual address                                =0x74
> fault code                                                = Supervisor 
> read,
> page not present
> instruction pointer                                   = 0x20: 0xc0 657d4d
> stack pointer                                           = 0x28: 0xef 
> 71894c
> frame pointer                                          = 0x28: 0xef 
> 718950
> Code segment                                        =Base 0x0, limit
> 0xfffff, type 0x1b
>                                                               = DPL 0, 
> pres
> 1, def321, gran 1
> Processor eflags                                    = Resume, IOPL =0
> Current process                                      = 686 (kldload)
> Trap number                                           =12
> ----
>
>
> I can't find anyone with the same issue on google, so I guess the problem
> goes deeper that the sound card driver.
>
>
> Can anyone suggest where to start looking?
>
> Thanks in advance
>
1.  Tell about this to the port maintainer  of /usr/ports/audio/emu10kx ?
2. Try to use snd_emu10k1.ko from base system ?

Sincerely,
Tofik Suleymanov