Re: Kernel error

Joerg Albert schrieb:

>Hi,
>
>On Mon, 7 Jul 2003, Florin Buzesteanu wrote:
>
>  
>
>>hi all,
>>
>>may someone can help me with this kernel error when i remove the usb
>>card because the usb card freeze:
>>---------------------------------------------------------------------
>>Unable to handle kernel NULL pointer dereference at virtual address 00000004
>> printing eip:
>>c590738a
>>*pde = 00000000
>>Oops: 0000
>>CPU:    0
>>EIP:    0010:[<c590738a>]    Not tainted
>>EFLAGS: 00010007
>>eax: c0612000   ebx: c2942000   ecx: c0676000   edx: c4d2d0a8
>>esi: 00000000   edi: 00000000   ebp: c2942000   esp: c355fee4
>>ds: 0018   es: 0018   ss: 0018
>>Process khubd (pid: 130, stackpage=c355f000)
>>Stack: c2942000 00000246 c590af20 00000000 c0254840 00000246 c0117047
>>c355e000
>>       c0010560 c590af20 00000000 c5900979 c2942000 c0331e00 c5907d68
>>00000246
>>       c590af00 c0010560 c0254857 00000246 c59081f2 c5908201 c5907d68
>>00000000
>>Call Trace:    [<c590af20>] [<c0117047>] [<c590af20>] [<c5900979>]
>>[<c5907d68>]
>>  [<c590af00>] [<c59081f2>] [<c5908201>] [<c5907d68>] [<c58b6ed8>]
>>[<c58bf6e0>]
>>  [<c58b6f2a>] [<c58b9316>] [<c58b9016>] [<c58b95f6>] [<c58b97c7>]
>>[<c0107170>]
>>
>>Code: 8b 56 04 8b 06 89 50 04 89 02 c7 06 00 00 00 00 c7 46 04 00
>>--------------------------------------------------------------
>>
>>this happen after some hours of using my wireless usb card. I use the
>>the Debian with the 2.4.20-1-586tsc kernel i have tested it with some
>>older kernels but get the same error ;/
>>
>>hope someone can help me
>>    
>>
>
>
>please provide more info:
>
>- run the above thru ksymoops and post the result.
>
     How can i do that ?  i have no experience with ksymoops

>- which driver do you use (Sourceforge or Berlios), which version (cvs
>snapshot, released version ...)?
>
     I have have tried the atmelwlandriver.2.1.2.2 , 
atmelwlandriver.2.1.1 , atmelwlandriver.1.0.0.0
     and currently using the snapshot from 2003-06-13 but i have the 
same error after some hours.

    i have tried to use the Berlios drivers but they did not work get 
this error:
    router:~# insmod usbdfu; insmod at76c503; insmod at76c503-rfmd
    Using /lib/modules/2.4.20-1-586tsc/kernel/drivers/usb/usbdfu.o
    Using /lib/modules/2.4.20-1-586tsc/kernel/drivers/usb/at76c503.o
    Using /lib/modules/2.4.20-1-586tsc/kernel/drivers/usb/at76c503-rfmd.o
    /lib/modules/2.4.20-1-586tsc/kernel/drivers/usb/at76c503-rfmd.o: 
unresolved symbol usbdfu_deregister
    /lib/modules/2.4.20-1-586tsc/kernel/drivers/usb/at76c503-rfmd.o: 
unresolved symbol usbdfu_in_use
    /lib/modules/2.4.20-1-586tsc/kernel/drivers/usb/at76c503-rfmd.o: 
unresolved symbol at76c503_usbdfu_post
    /lib/modules/2.4.20-1-586tsc/kernel/drivers/usb/at76c503-rfmd.o: 
unresolved symbol at76c503_delete_device
    /lib/modules/2.4.20-1-586tsc/kernel/drivers/usb/at76c503-rfmd.o: 
unresolved symbol at76c503_do_probe
    /lib/modules/2.4.20-1-586tsc/kernel/drivers/usb/at76c503-rfmd.o: 
unresolved symbol usbdfu_register

   

>- what's your WLAN hardware (determines the driver variant of Berlios,
>maybe irrelevant for Sourceforge)?
>
    usb.c: USB device 7 (vend/prod 0x3eb/0x7605) with firmware 1.101.2.84

>- any specialities in your kernel:
>  * SMP - there were problems reported running the Sourceforge driver with
>          SMP kernels - look into the list archive
>
         Its an normal debian kernel think it has no SMP.

>  * kernel preemption patch (as above).
>  * ... (what's tsc ?)
>

         tsc = debian kernel name for Pentium-Classics

>
>/Jörg
>

thx and hope this help

/ Florin