13:32:21 root[pts/2]@wintersunset nagios/ssi# valgrind lighttpd -f /etc/lighttpd/lighttpd.conf -D
==23779== Memcheck, a memory error detector.
==23779== Copyright (C) 2002-2005, and GNU GPL'd, by Julian Seward et al.
==23779== Using LibVEX rev 1575, a library for dynamic binary translation.
==23779== Copyright (C) 2004-2005, and GNU GPL'd, by OpenWorks LLP.
==23779== Using valgrind-3.1.1, a dynamic binary instrumentation framework.
==23779== Copyright (C) 2000-2005, and GNU GPL'd, by Julian Seward et al.
==23779== For more details, rerun with: -v
==23779==
log.c.139: (trace) server started
==23779== Invalid write of size 4
==23779==    at 0x402E660: (within /usr/lib/lighttpd/mod_cgi.so)
==23779==    by 0x402F85F: (within /usr/lib/lighttpd/mod_cgi.so)
==23779==    by 0x805F816: plugins_call_handle_subrequest_start (in /usr/sbin/lighttpd)
==23779==    by 0x804FF1C: http_response_prepare (in /usr/sbin/lighttpd)
==23779==    by 0x8052E27: connection_state_machine (in /usr/sbin/lighttpd)
==23779==    by 0x8053740: network_server_handle_fdevent (in /usr/sbin/lighttpd)
==23779==    by 0x804DEA3: lighty_mainloop (in /usr/sbin/lighttpd)
==23779==    by 0x804EBD1: main (in /usr/sbin/lighttpd)
==23779==  Address 0x4479B8C is 0 bytes after a block of size 12 alloc'd
==23779==    at 0x401B8C5: calloc (vg_replace_malloc.c:279)
==23779==    by 0x80640FA: iosocket_init (in /usr/sbin/lighttpd)
==23779==    by 0x402D736: (within /usr/lib/lighttpd/mod_cgi.so)
==23779==    by 0x402E641: (within /usr/lib/lighttpd/mod_cgi.so)
==23779==    by 0x402F85F: (within /usr/lib/lighttpd/mod_cgi.so)
==23779==    by 0x805F816: plugins_call_handle_subrequest_start (in /usr/sbin/lighttpd)
==23779==    by 0x804FF1C: http_response_prepare (in /usr/sbin/lighttpd)
==23779==    by 0x8052E27: connection_state_machine (in /usr/sbin/lighttpd)
==23779==    by 0x8053740: network_server_handle_fdevent (in /usr/sbin/lighttpd)
==23779==    by 0x804DEA3: lighty_mainloop (in /usr/sbin/lighttpd)
==23779==    by 0x804EBD1: main (in /usr/sbin/lighttpd)
mod_cgi.c.1000: (trace) http-version: (1)
mod_cgi.c.647: (trace) http-version: HTTP/1.1 (1)
mod_cgi.c.1000: (trace) http-version: (1)
mod_cgi.c.1000: (trace) http-version: (1)
mod_cgi.c.1000: (trace) http-version: (1)
mod_cgi.c.1000: (trace) http-version: (1)
mod_cgi.c.1000: (trace) http-version: (1)
mod_cgi.c.1000: (trace) http-version: (1)
mod_cgi.c.1000: (trace) http-version: (1)
mod_cgi.c.1000: (trace) http-version: (1)
mod_cgi.c.1000: (trace) http-version: (1)
mod_cgi.c.1000: (trace) http-version: (1)
mod_cgi.c.1000: (trace) http-version: (1)