[lxc-devel] segfault with insufficient network config

Ferenc Wagner wferi at niif.hu
Thu Jul 22 20:08:27 UTC 2010


Daniel Lezcano <dlezcano at fr.ibm.com> writes:

> On 07/22/2010 09:44 PM, Ferenc Wagner wrote:
>
>> # lxc-execute --name net -s lxc.network.type=phys -s lxc.network.link=eth0 bash
>> lxc-execute: failed to move 'eth0' to the container : Message too long
>>
>> It might as well have some sense, but I definitely don't get it this
>> late. :)  I give up now.
>
> I think the error is wrong, perhaps the kernel is returning a wrong
> value or there is a bad error catch in lxc. But I think the problem
> may come from the kernel version < 2.6.35 because it does not support
> physical interface moving across namespace. Is it a kernel < 2.6.35 ?

Yes, it's 2.6.32.  In my opinion a more sensible error message would be
nice, even if this is what the kernel reports.
-- 
Thanks,
Feri.




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