[Asterisk-Users] Zaptel module load errors under stock Fedora Core 2 (2.6.8-1.521 kernel )

[Sean Kennedy]

Well, from what I'm looking at here, it appears preemption is off by 
default ( installed the sources, did make menuconfig.

*shrug*

Thanks again

Sean
Adam Fineberg wrote:

> Just a reminder, if you are using the stock fedora kernel I'd 
> recommend rebuilding it without preemption turned off as I've 
> experience kernel panics from the zaptel driver.  Digium tech support 
> agrees (or at least did a few weeks ago) that is was a problem.
>
> Adam
>
> Sean Kennedy wrote:
>
>> Got it, that was it.  Thank you so much Adam.
>>
>> For those searching, here's the solution:
>>
>> vi /usr/src/linux-2.6/Makefile
>>
>> Remove the word 'custom' from the version information.
>>
>> If you've been following along at home, you'll need to `make clean` 
>> in the kernel source directory.  Then, `make prepare-all`.  Granted, 
>> `make clean` probably isn't really required, but I do it too often to 
>> avoid problems.
>>
>> Then, go `make clean` in the zap directory, and `make linux26`, `make 
>> install`, and we're gold.
>>
>> Thanks again for your help Adam.
>>
>> Sean
>>
>> Sean Kennedy wrote:
>>
>>> Thank you, Adam.  I think I see how to do that ( the kernel Makefile 
>>> has that version information. So either I just change that and 
>>> recompile zap, or I have to recompile the kernel AND zap.  As long 
>>> as it works, I'm happy ).
>>>
>>> Question:  I can force the zaptel module to load, but I can't force 
>>> the wcfxo module.  Would this indicate that it's not finding the 
>>> hardware card, or would this module load regardless of the hardware 
>>> in the machine?
>>>
>>> Thank you again.
>>>
>>> Sean
>>>
>>> Adam Fineberg wrote:
>>>
>>>> This appears to be a module version mismatch.  Notice that the 
>>>> kernel is linux-2.6.8-1.521 but the modules are 2.6.8-1.521custom.  
>>>> This means you need to remake your modules or your kernel to get 
>>>> them to match.  Also, you should try rebuilding the kernel with 
>>>> preemption turned off.   It helps avoid a zaptel crash.
>>>>
>>>> Adam
>>>>
>>>> Sean Kennedy wrote:
>>>>
>>>>> Hi folks, start to finish, this is what I did:
>>>>> cd /usr/src/linux-2.6.8-1.521
>>>>> make prepare-all
>>>>> cd ..
>>>>> wget http://www.asterisk.org/zaptel-1.0.0.tar.gz
>>>>> tar xfsz zaptel-1.0.0.tar.gz
>>>>> cd zaptel-1.0.0
>>>>> less README
>>>>> less README.Linux26 ( see, I really did RTFM  ;) )
>>>>> ln -s /usr/src/linux-2.6.8-1.521 /usr/src/linux-2.6
>>>>> mv /lib/modules/`uname -r`/build /lib/modules/`uname -r`/build.bak 
>>>>> ( There was a preexisting build directory )
>>>>> ln -s /usr/src/linux-2.6.8-1.521 /lib/modules/`uname -r`/build
>>>>> make linux26
>>>>> make install
>>>>> modprobe wcfxo
>>>>>
>>>>> And this is what I get when I try to load the modules:
>>>>> WARNING: Error inserting zaptel 
>>>>> (/lib/modules/2.6.8-1.521/misc/zaptel.ko): Invalid module format
>>>>> WARNING: Error inserting zaptel 
>>>>> (/lib/modules/2.6.8-1.521/misc/zaptel.ko): Invalid module format
>>>>> FATAL: Error inserting wcfxo 
>>>>> (/lib/modules/2.6.8-1.521/misc/wcfxo.ko): Invalid module format
>>>>> FATAL: Error running install command for wcfxo
>>>>>
>>>>> And this shows up in my /var/log/messages:
>>>>> Nov 10 17:25:35 firewall kernel: zaptel: version magic 
>>>>> '2.6.8-1.521custom 686 REGPARM 4KSTACKS gcc-3.3' should be 
>>>>> '2.6.8-1.521 686 REGPARM 4KSTACKS gcc-3.3'
>>>>> Nov 10 17:26:11 firewall kernel: zaptel: version magic 
>>>>> '2.6.8-1.521custom 686 REGPARM 4KSTACKS gcc-3.3' should be 
>>>>> '2.6.8-1.521 686 REGPARM 4KSTACKS gcc-3.3'
>>>>> Nov 10 17:26:11 firewall kernel: zaptel: version magic 
>>>>> '2.6.8-1.521custom 686 REGPARM 4KSTACKS gcc-3.3' should be 
>>>>> '2.6.8-1.521 686 REGPARM 4KSTACKS gcc-3.3'
>>>>> Nov 10 17:26:11 firewall kernel: wcfxo: version magic 
>>>>> '2.6.8-1.521custom 686 REGPARM 4KSTACKS gcc-3.3' should be 
>>>>> '2.6.8-1.521 686 REGPARM 4KSTACKS gcc-3.3'
>>>>>
>>>>> Me being me, and this being a test machine, I tried `modprobe -f 
>>>>> wcfxo`, and this is what I got:
>>>>> FATAL: Error inserting wcfxo 
>>>>> (/lib/modules/2.6.8-1.521/misc/wcfxo.ko): Invalid module format
>>>>> FATAL: Error running install command for wcfxo
>>>>>
>>>>> Now, as to what I am trying to do:  I have a generic intel 537 
>>>>> card that I was hoping to use as a generic fxo(?).  It works on 
>>>>> Suse 9.1, but I am running into problems on this fc2 box.  I 
>>>>> imagine if I can just get the zaptel module to load without any 
>>>>> brute force, I'd be ok.
>>>>> Any help that can be offered I greatly apprecaite.
>>>>>
>>>>> Sean Kennedy 
>>>>