(gdb) bt
[code]
#0 ngx_http_log_escape (dst=<value optimized out>,
src=0xde <Address 0xde out of bounds>, size=153600)
at src/http/modules/ngx_http_log_module.c:682
#1 0x000000000042daea in ngx_http_log_variable_getlen (
r=<value optimized out>, data=<value optimized out>)
at src/http/modules/ngx_http_log_module.c:621
#2 0x000000000042df69 in ngx_http_log_handler (r=0x6b0120)
at src/http/modules/ngx_http_log_module.c:252
#3 0x0000000000426ba4 in ngx_http_log_request (r=0x0)
at src/http/ngx_http_request.c:2868
#4 0x0000000000426c93 in ngx_http_request_done (r=0x6b0120, error=0)
at src/http/ngx_http_request.c:2823
#5 0x0000000000426d94 in ngx_http_close_request (r=<value optimized out>,
error=222) at src/http/ngx_http_request.c:2776
#6 0x0000000000428f7f in ngx_http_finalize_request (r=0x6b0120,
rc=<value optimized out>) at src/http/ngx_http_request.c:2029
#7 0x000000000042a018 in ngx_http_writer (r=0x6b0120)
at src/http/ngx_http_request.c:2147
#8 0x0000000000426b41 in ngx_http_request_handler (ev=<value optimized out>)
at src/http/ngx_http_request.c:1759
#9 0x0000000000416fd9 in ngx_event_expire_timers ()
at src/event/ngx_event_timer.c:149
#10 0x0000000000416f05 in ngx_process_events_and_timers (cycle=0x683040)
---Type <return> to continue, or q <return> to quit---
at src/event/ngx_event.c:261
#11 0x000000000041c6a1 in ngx_worker_process_cycle (cycle=0x683040,
data=<value optimized out>) at src/os/unix/ngx_process_cycle.c:781
#12 0x000000000041afe7 in ngx_spawn_process (cycle=0x683040,
proc=0x41c5e4 <ngx_worker_process_cycle>, data=0x0,
name=0x457209 "worker process", respawn=3) at src/os/unix/ngx_process.c:194
#13 0x000000000041ce88 in ngx_master_process_cycle (cycle=0x683040)
at src/os/unix/ngx_process_cycle.c:602
#14 0x00000000004040b5 in main (argc=38, argv=0x682140) at src/core/nginx.c:389
[/code]

fr1
[code]
#1 0x000000000042daea in ngx_http_log_variable_getlen (
r=<value optimized out>, data=<value optimized out>)
at src/http/modules/ngx_http_log_module.c:621
621 len = ngx_http_log_escape(NULL, value->data, value->len);
[/code]

p *value
[code]
$1 = {len = 153600, valid = 1, no_cacheable = 1, not_found = 0, escape = 0,
data = 0xde <Address 0xde out of bounds>}
[/code]