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Problem openWRT "backfire" and "kmod-batman-adv"

B.A.T.M.A.N. Tim 3 participants 3 messages Aug 4, 2010

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Tim

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#0 lore raw

Hello,

I'm trying to build an mesh network with B.A.T.M.A.N Advanced for my bachelor's thesis. Building an Image used to be no problem when the Batman-package was called "kmod-batman-adv-kernelland". Since there is only "kmod-batman-adv" in the OpenWRT repositories I have the following problem: Compiling, transferring and connecting is no problem, but after I change some settings in "/etc/config/network" and "/etc/config/wireless" and restart the router the power led keeps flashing and there's no possibility to connect to the device anymore. Only ping is working with the ip I set it to.... When doing only a network restart via /etc/init.d/network restart the device shows: "Segmentation fault" and then freezes.

I tried compiling an Image on either 32 and 64 bit Ubuntu / Kubuntu.

Do you have any suggestions?

With best regards,
Tim

#1 lore raw
Quoted 14 lines · On Wednesday 04 August 2010 11:21:35 Tim wrote:

Hello,

I'm trying to build an mesh network with B.A.T.M.A.N Advanced for my bachelor's thesis. Building an Image used to be no problem when the Batman-package was called "kmod-batman-adv-kernelland". Since there is only "kmod-batman-adv" in the OpenWRT repositories I have the following
problem: Compiling, transferring and connecting is no problem, but after I change some settings in "/etc/config/network" and "/etc/config/wireless" and restart the router the power led keeps flashing and there's no possibility to connect to the device anymore. Only ping is working with the ip I set it to.... When doing only a network restart via /etc/init.d/network restart the device shows:
"Segmentation fault" and then freezes.

Quoted 3 lines

I tried compiling an Image on either 32 and 64 bit Ubuntu / Kubuntu.

Do you have any suggestions?

Please connect using a serial console and provide the output of dmesg.

Try to load and configure it by hand to check on which change the problem appears.

Best regards,
Sven

#2 lore raw
In reply to Tim
Quoted 5 lines · On Wednesday 04 August 2010 11:21:35 Tim wrote:

I'm trying to build an mesh network with B.A.T.M.A.N Advanced for my bachelor's thesis. Building an Image used to be no problem when the Batman-package was called "kmod-batman-adv-kernelland". Since there is only "kmod-batman-adv" in the OpenWRT repositories I have the following problem:

The package was simply renamed for the sake of simplicity.

Quoted 7 lines

Compiling, transferring and connecting is no problem, but after I change some settings in "/etc/config/network" and "/etc/config/wireless" and restart the router the power led keeps flashing and there's no possibility to connect to the device anymore. Only ping is working with the ip I set it to.... When doing only a network restart via /etc/init.d/network restart the device shows:
"Segmentation fault" and then freezes.

As Sven already said - a logread output would be most helpful. Can you tell us what batman version you are using ?

Cheers,
Marek