error : no symbol version for "function"

Jorgyano Bruno jorgyano at gmail.com
Tue Sep 13 07:24:20 EDT 2011


On Tue, Sep 13, 2011 at 6:06 AM, kashish bhatia <koolest77 at gmail.com> wrote:

> Hi all,
> I am trying to port a kernel module from 2.6.23 kernel to 2.6.32 kernel.
>
> While inserting the module , it shows an error :
>
> insmod : error inserting 'module.ko'  : -1 Unknown symbol in module
>
> I checked in /var/log/messages for the unknown symbol and it shows,
>
> module : no symbol version for function_name
>
> Can anybody explain what is this error and how to resolve this error ?
>
>
>
> --
> Thanks & Regards,
> Kashish Bhatia
>
>
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>
> Are you building it out of tree?

Your module is trying to use an exported symbol, perhaps it is a symbol
exported from another module, for cases like this  modprobe works better
than insmod. Try modprobe and it should works.

-- 
Jorgyano Bruno de Oliveira Vieira
cell: +55 (41) 8890 6774
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