# gdb -c /spool/core/nginx.core.46192 /usr/local/sbin/nginx GNU gdb 6.1.1 [FreeBSD] Copyright 2004 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions. There is absolutely no warranty for GDB.š Type "show warranty" for details. This GDB was configured as "amd64-marcel-freebsd"... Core was generated by `nginx'.
Program terminated with signal 11, Segmentation fault. Reading symbols from /lib/libcrypt.so.5...done. Loaded symbols for /lib/libcrypt.so.5 Reading symbols from /usr/local/lib/libpcre.so.0...done. Loaded symbols for /usr/local/lib/libpcre.so.0
Reading symbols from /lib/libmd.so.5...done. Loaded symbols for /lib/libmd.so.5 Reading symbols from /lib/libz.so.5...done. Loaded symbols for /lib/libz.so.5 Reading symbols from /usr/local/lib/libGeoIP.so.5...done.
Loaded symbols for /usr/local/lib/libGeoIP.so.5 Reading symbols from /usr/local/lib/perl5/5.10.1/mach/CORE/libperl.so...done. Loaded symbols for /usr/local/lib/perl5/5.10.1/mach/CORE/libperl.so Reading symbols from /lib/libm.so.5...done.
Loaded symbols for /lib/libm.so.5 Reading symbols from /lib/libutil.so.8...done. Loaded symbols for /lib/libutil.so.8 Reading symbols from /lib/libc.so.7...done. Loaded symbols for /lib/libc.so.7 Reading symbols from /usr/local/lib/perl5/site_perl/5.10.1/mach/auto/nginx/nginx.so...done.
Loaded symbols for /usr/local/lib/perl5/site_perl/5.10.1/mach/auto/nginx/nginx.so Reading symbols from /libexec/ld-elf.so.1...done. Loaded symbols for /libexec/ld-elf.so.1 #0š 0x0000000800b6ac63 in _GeoIP_seek_record () from /usr/local/lib/libGeoIP.so.5
(gdb) bt #0š 0x0000000800b6ac63 in _GeoIP_seek_record () from /usr/local/lib/libGeoIP.so.5 #1š 0x0000000800b6b208 in GeoIP_id_by_ipnum () from /usr/local/lib/libGeoIP.so.5 #2š 0x0000000800b6b259 in GeoIP_country_code_by_ipnum () from /usr/local/lib/libGeoIP.so.5
#3š 0x000000000048bf35 in ngx_http_geoip_country_variable (r=0x801437c00, v=0x80142e718, data="" at src/http/modules/ngx_http_geoip_module.c:176 #4š 0x000000000045ad68 in ngx_http_get_indexed_variable (r=0x801437c00, index=29) at src/http/ngx_http_variables.c:406
#5š 0x000000000045fe1d in ngx_http_script_copy_var_len_code (e=0x7fffffffe100) at src/http/ngx_http_script.c:710 #6š 0x0000000000496638 in ngx_http_fastcgi_create_request (r=0x801437c00) at src/http/modules/ngx_http_fastcgi_module.c:740
#7š 0x000000000046286e in ngx_http_upstream_init_request (r=0x801437c00) at src/http/ngx_http_upstream.c:478 #8š 0x0000000000462604 in ngx_http_upstream_init (r=0x801437c00) at src/http/ngx_http_upstream.c:419 #9š 0x0000000000459063 in ngx_http_read_client_request_body (r=0x801437c00, post_handler=0x462520 <ngx_http_upstream_init>) at src/http/ngx_http_request_body.c:58
#10 0x00000000004961ad in ngx_http_fastcgi_handler (r=0x801437c00) at src/http/modules/ngx_http_fastcgi_module.c:618 #11 0x000000000044299d in ngx_http_core_content_phase (r=0x801437c00, ph=0x801631dd8) at src/http/ngx_http_core_module.c:1319
#12 0x0000000000441702 in ngx_http_core_run_phases (r=0x801437c00) at src/http/ngx_http_core_module.c:856 #13 0x0000000000441678 in ngx_http_handler (r=0x801437c00) at src/http/ngx_http_core_module.c:839 #14 0x000000000044e624 in ngx_http_process_request (r=0x801437c00) at src/http/ngx_http_request.c:1625
#15 0x000000000044d0d6 in ngx_http_process_request_headers (rev=0x802400150) at src/http/ngx_http_request.c:1068 #16 0x000000000044c8be in ngx_http_process_request_line (rev=0x802400150) at src/http/ngx_http_request.c:873
#17 0x000000000044c058 in ngx_http_init_request (rev=0x802400150) at src/http/ngx_http_request.c:514 #18 0x000000000042edfc in ngx_event_process_posted (cycle=0x801426050, posted=0x5cde40) at src/event/ngx_event_posted.c:39
#19 0x000000000042ca81 in ngx_process_events_and_timers (cycle=0x801426050) at src/event/ngx_event.c:272 #20 0x0000000000439197 in ngx_worker_process_cycle (cycle=0x801426050, data="" at src/os/unix/ngx_process_cycle.c:795
#21 0x0000000000436301 in ngx_spawn_process (cycle=0x801426050, proc=0x438fc0 <ngx_worker_process_cycle>, data="" name=0x4a8e01 "worker process", respawn=0) at src/os/unix/ngx_process.c:196 #22 0x0000000000438c12 in ngx_reap_children (cycle=0x801426050) at src/os/unix/ngx_process_cycle.c:612
#23 0x00000000004379a6 in ngx_master_process_cycle (cycle=0x801426050) at src/os/unix/ngx_process_cycle.c:180 #24 0x000000000040b4ac in main (argc=1, argv=0x7fffffffeb90) at src/core/nginx.c:396 (gdb)