glibc detected *** nginx: master process /usr/sbin/nginx: double free or corruption (out) -- what???

[Maxim Dounin]

Hello!

On Mon, Jun 21, 2010 at 10:26:35PM +0100, Ian Hobson wrote:

> I am getting entries like this in my nginx error log, and I have no
> idea what they might mean.

What does nginx -V show?

Also you may try running with MALLOC_CHECK_ set to 2 (see 
http://www.gnu.org/s/libc/manual/html_node/Heap-Consistency-Checking.html 
for details) and provide backtrace.

See http://wiki.nginx.org/NginxDebugging for general nginx 
debugging guidelines.

Maxim Dounin