Hello

Finally I managed to get a core dump and below is the output:

[root@ape-01 nginx]# gdb /usr/local/nginx/sbin/nginx /var/log/nginx/core.31000
GNU gdb (GDB) Red Hat Enterprise Linux (7.2-60.el6_4.1)
Copyright (C) 2010 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later http://gnu.org/licenses/gpl.html
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law. Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-redhat-linux-gnu".
For bug reporting instructions, please see:
http://www.gnu.org/software/gdb/bugs/...
Reading symbols from /usr/local/nginx/sbin/nginx...done.
[New Thread 31000]
Missing separate debuginfo for /usr/local/pgsql/lib/libpq.so.5
Try: yum --disablerepo='*' --enablerepo='*-debug*' install /usr/lib/debug/.build-id/50/df7babee4e7e51a305aed74590ad3d040c5ffb
Missing separate debuginfo for
Try: yum --disablerepo='*' --enablerepo='*-debug*' install /usr/lib/debug/.build-id/81/a81be2e44c93640adedb62adc93a47f4a09dd1
Reading symbols from /lib64/libpthread.so.0...(no debugging symbols found)...done.
[Thread debugging using libthread_db enabled]
Loaded symbols for /lib64/libpthread.so.0
Reading symbols from /lib64/libcrypt.so.1...(no debugging symbols found)...done.
Loaded symbols for /lib64/libcrypt.so.1
Reading symbols from /usr/local/pgsql/lib/libpq.so.5...(no debugging symbols found)...done.
Loaded symbols for /usr/local/pgsql/lib/libpq.so.5
Reading symbols from /lib64/libpcre.so.0...(no debugging symbols found)...done.
Loaded symbols for /lib64/libpcre.so.0
Reading symbols from /usr/lib64/libcrypto.so.10...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libcrypto.so.10
Reading symbols from /lib64/libz.so.1...(no debugging symbols found)...done.
Loaded symbols for /lib64/libz.so.1
Reading symbols from /lib64/libc.so.6...(no debugging symbols found)...done.
Loaded symbols for /lib64/libc.so.6
Reading symbols from /lib64/ld-linux-x86-64.so.2...(no debugging symbols found)...done.
Loaded symbols for /lib64/ld-linux-x86-64.so.2
Reading symbols from /lib64/libfreebl3.so...(no debugging symbols found)...done.
Loaded symbols for /lib64/libfreebl3.so
Reading symbols from /lib64/libdl.so.2...(no debugging symbols found)...done.
Loaded symbols for /lib64/libdl.so.2
Reading symbols from /lib64/libnss_files.so.2...(no debugging symbols found)...done.
Loaded symbols for /lib64/libnss_files.so.2
Core was generated by `nginx: worker process '.
Program terminated with signal 11, Segmentation fault.
#0 ngx_pnalloc (pool=0x0, size=950) at src/core/ngx_palloc.c:155
155 if (size <= pool->max) {
Missing separate debuginfos, use: debuginfo-install glibc-2.12-1.132.el6.x86_64 nss-softokn-freebl-3.14.3-9.el6.x86_64 openssl-1.0.1e-15.el6.x86_64 pcre-7.8-6.el6.x86_64 zlib-1.2.3-29.el6.x86_64
(gdb)




################################## nginx.conf ###############################################

user nginx;
worker_processes 1;

error_log /var/log/nginx/error.log debug;
pid /var/run/nginx.pid;


events {
use epoll;
worker_connections 20480;
}
worker_rlimit_nofile 30000;

worker_rlimit_core 500M;
working_directory /var/log/nginx;


http {
include /usr/local/nginx/conf/mime.types;
default_type application/octet-stream;

log_format main '$remote_addr - $remote_user [$time_local] "$request" '
'$status $body_bytes_sent "$http_referer" '
'"$http_user_agent" "$http_x_forwarded_for"';
log_format cdr '$remote_addr - $remote_user [$time_local] "$request" '
'$status $body_bytes_sent "$http_referer" '
'"$http_user_agent" "$http_x_forwarded_for" "$msisdn" "$apn"';

log_format body $request_body;
access_log /var/log/nginx/body.log body;

access_log /var/log/nginx/access.log main;

client_header_buffer_size 32k;
large_client_header_buffers 4 32k;
client_max_body_size 300m;
sendfile on;
tcp_nopush on;
keepalive_timeout 60;
tcp_nodelay on;

#keepalive_timeout 65;
client_body_in_file_only off;
#client_body_in_single_buffer on;
client_body_timeout 5s;

#gzip on;


upstream db {
postgres_server 10.9.115.6:9999 dbname=nodeb user=nodeb password=banana;
}

server {
listen 8000;

location / {
#flv;
#mp4;
#mp4_buffer_size 4M;
#mp4_max_buffer_size 10M;
resolver 127.0.0.1;
eval_subrequest_in_memory off;
set $test "";
set $apn "";
set $msisdn "";
set $ms "";
set $mmcurl 192.168.200.95;

eval $result {
postgres_pass db;
postgres_query "select cast(count(url) as varchar),'0' from urls where url like '%$http_host%' union select calledstationid,callingstationid from mappings where framedipaddress='$http_x_forwarded_for'";
postgres_output text;
}

# Get APN and MSISND from the result of the query
#if ($result ~ ([^,]*)){
if ($result ~ ([^,]+),([^,]+),([^,]+),([^,]+) ){
set $urlfound $1;
set $apn $3;
set $msisdn $4;
}

# Check is $msisdn is null
if ($msisdn = ""){
return 403;
}
# Check APN and destination host
if ($apn = test.wap){
set $test testwap;
}
if ($apn = oper-mms){
set $test testmms;
}
if ($apn = mms.domain.com){
set $test operMms;
}
if ($apn = wap.domain.com){
set $test operWap;
}
if ($http_host = $mmcurl){
set $test "${test}Mmsc";
}
if ($http_host != $mmcurl){
set $test "${test}Browsing";
}
if ($urlfound ){
set $test "${test}1";
}

if ($test = operMmsBrowsing) {
return 403;
break;
}
if ($test = operWapMmsc) {
return 403;
break;
}
if ($test = testwapMmsc) {
return 403;
break;
}
if ($test = testmmsBrowsing) {
return 403;
break;
}
if ($test = operMmsMmsc) {
set $ms $msisdn;
}
if ($test = operMmsMmsc) {
set $ms $msisdn;
}
if ($test = operMmsBrowsing1) {
set $ms $msisdn;
}
if ($test = testwapBrowsing1) {
set $ms $msisdn;
}
if ($test = testmmsMmsc) {
set $ms $msisdn;
}

access_log /var/log/nginx/cdr.log cdr;
error_log /var/log/nginx/debug.log debug;
proxy_set_header Host $host;

proxy_set_header "X-Nokia-msisdn" $ms;
proxy_pass http://$http_host$uri$is_args$args;
}

error_page 500 502 503 504 /50x.html;
error_page 403 /403.html;

location = /403.html {
root html;
allow all;
}

location = /50x.html {
root html;
allow all;
}

location = /testingpage.html {
root html;
access_log /var/log/nginx/lbprobe.log main;
}
}

}

#########################################################################################