malloc() errors - (some type of redirect loop?)

[Maxim Dounin]

Hello!

On Sun, Sep 12, 2010 at 10:56:11AM -0400, gnexus wrote:

> Hi everyone,
> I am new to the mailing list and have only been using Nginx a few
> months, so please bear with me.
> 
> We are currently getting MANY errors such as this:
> 
> 2010/09/07 17:58:18 [emerg] 8851#0: *4086 malloc() 4294967295 bytes
> failed (12: Cannot allocate memory), client: 66.249.71.238, server:
> xxxx.net, request: "GET /robots.txt HTTP/1.1", host: "www.xxxxx.net"

[...]

>         # Extracts the subdomain to a variable
>         if ($host ~ "^(.*).xxxxxxxx.net") {
>           set $sub $1;
>           set $domain $2;
>         }

You have regexp with one capture, but try to use $2.

Incorrect malloc attempts with such misconfiguration should be 
fixed in 0.8.25+.

Maxim Dounin