Re: Unable to handle kernel paging request with an SB16Pro

[Takashi Iwai <tiwai@suse.de>]

At Thu, 14 Aug 2003 17:21:32 +0200,
Ludovic Drolez wrote:
> 
> Hi !
> 
> I've been using alsa 0.5.x without lots of problems (I always had to
> disable isapnp code manually) but now, with alsa 0.9.6 it's another
> story...
> 
> I use an unpatched Debian kernel (2.4.21-1-k6), I've got an SB16 Pro
> 'Not PNP', and when I make my 'modprobe snd-sb16', I get an oops:
> 
> Aug 12 20:35:30 red kernel: isapnp: Scanning for PnP cards...
> Aug 12 20:35:30 red kernel: isapnp: No Plug & Play device found
> Aug 12 20:35:30 red kernel: Unable to handle kernel paging request at
> virtual ad
> dress fffffffc
> Aug 12 20:35:30 red kernel:  printing eip:
> Aug 12 20:35:30 red kernel: c0115280
> Aug 12 20:35:30 red kernel: *pde = 00001063
> Aug 12 20:35:30 red kernel: *pte = 00000000
> Aug 12 20:35:30 red kernel: Oops: 0000
> Aug 12 20:35:30 red kernel: CPU:    0
> Aug 12 20:35:30 red kernel: EIP:    0010:[__wake_up+32/96]    Tainted: P
> Aug 12 20:35:30 red kernel: EFLAGS: 00010003
> Aug 12 20:35:30 red kernel: eax: c2fba7c0   ebx: 00000000   ecx:
> 00000001   edx:
>   00000003
> Aug 12 20:35:30 red kernel: esi: c2fba7c0   edi: 00000003   ebp:
> c3e33ea8   esp:
>   c3e33e94
> Aug 12 20:35:30 red kernel: ds: 0018   es: 0018   ss: 0018
> Aug 12 20:35:30 red kernel: Process modprobe (pid: 6238,
> stackpage=c3e33000)
> Aug 12 20:35:30 red kernel: Stack: 00000001 00000286 00000004 00000001
> c2fba7d4
> c2fba600 cbd44b7f 00000004
> Aug 12 20:35:30 red kernel:        00000001 c2fba7d4 c2fba600 20000000
> cbd869e0
> cbd874c4 00000004 cbd863f7
> Aug 12 20:35:30 red kernel:        c2fba600 00000004 00000001 cbd86f20
> 00000001
> 00000004 0000ffff 0000ffff
> Aug 12 20:35:30 red kernel: Call Trace:
> [hci_usb:__insmod_hci_usb_S.data_L216
> +18763487/12151073]
> [hci_usb:__insmod_hci_usb_S.data_L216+19033408/11881152] [hc
> i_usb:__insmod_hci_usb_S.data_L216+19036196/11878364]
> [hci_usb:__insmod_hci_usb_
> S.data_L216+19031895/11882665]
> [hci_usb:__insmod_hci_usb_S.data_L216+19034752/11
> 879808]
> Aug 12 20:35:30 red kernel:
> [hci_usb:__insmod_hci_usb_S.data_L216+19033210/118
> 81350] [sys_init_module+1139/1504]
> [hci_usb:__insmod_hci_usb_S.data_L216+1903450
> 4/11880056] [hci_usb:__insmod_hci_usb_S.data_L216+19030976/11883584]
> [system_cal
> l+51/64]
> Aug 12 20:35:30 red kernel:
> Aug 12 20:35:30 red kernel: Code: 8b 53 fc 8b 02 85 c7 75 17 8b 1b 39
> f3 75 f1 f
> f 75 f0 9d 8d
> 
> Any the module is stuck during initialization:
> 
>     snd-sb16                6056   1  (initializing)
> 
> In my modules.conf I have 'options -k snd-sb16 port=0x220 isapnp=0'
> 
> Any idea, patch available ? Is there an option to get more debug ?

please show the output of ksymoops.


Takashi


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