[reSIProcate] Assertion failure/crash in ARES

[Byron Campen]

	I'm not seeing a fix for this; what do we need to do here?

Best regards,
Byron Campen

> Hi Derek,
>
> thanks for looking into that. Here is the Wireshark log of the  
> problematic request+reply.
> There ist only an AAAA-Request, because afterwards the application  
> crashes.
>
> Oh, I forgot to mention in my first mail, that I am using Windows XP.
>
> best regards,
> gabriel
>
>
> Derek MacDonald wrote:
>> Hi Gabriel,
>> Thanks for finding this. A wireshark log would be very helpful; I'm  
>> sure we can patch this fairly easily once we see exactly what is  
>> going on.
>> -Derek
>> On Wed, Nov 26, 2008 at 8:11 AM, Gabriel Hege <gabriel-mailinglists at gmx.de 
>>  <mailto:gabriel-mailinglists at gmx.de>> wrote:
>>    Hi!
>>    I came across a problem in ares with misbehaving(?) nameservers. I
>>    have been using a nameserver (130.149.2.12 <http://130.149.2.12>),
>>    which does not give a "No such name" response, when queried for
>>    nonexistent domain names but a list of some additional records.
>>    In debug builds this causes an assertion failure in file  
>> dnsstub.cxx
>>    line 223: assert (!soa.empty());
>>    This naturally leads to an error with release builds in line 225:
>>    RRCache::instance()->cacheTTL(key, rrType, status, soa[0]);
>>    I am not all that familiar with DNS, that I could say whether the
>>    DNS server is actually misbehaving or not, but I can supply
>>    Wireshark logs if that helps.
>>    Anyhow I think it should gracefully fail - misbehaving servers  
>> or not.
>>    best regards,
>>     gabriel
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