.
Thread 1 (process 1173):
#0  0x00007fc4feab1c60 in ?? ()
No symbol table info available.
#1  0x0000000100000028 in ?? ()
No symbol table info available.
#2  0x00007fc5021caf61 in module_destructor (module=0x7fc507001760)
    at /build/buildd/php5-5.2.12.dfsg.1/Zend/zend_API.c:1924
No locals.
#3  0x00007fc5021d1802 in zend_hash_apply_deleter (ht=0x7fc5026c0e20, 
    p=0x7fc507001700) at /build/buildd/php5-5.2.12.dfsg.1/Zend/zend_hash.c:805
	retval = (Bucket *) 0x7fc506f84220
#4  0x00007fc5021d1a88 in zend_hash_graceful_reverse_destroy (
    ht=0x7fc5026c0e20)
    at /build/buildd/php5-5.2.12.dfsg.1/Zend/zend_hash.c:840
	p = (Bucket *) 0x0
#5  0x00007fc5021c7585 in zend_shutdown ()
    at /build/buildd/php5-5.2.12.dfsg.1/Zend/zend.c:814
No locals.
#6  0x00007fc502181985 in php_module_shutdown ()
    at /build/buildd/php5-5.2.12.dfsg.1/main/main.c:1936
No locals.
#7  0x00007fc502181a29 in php_module_shutdown_wrapper (
    sapi_globals=0x7fc505304e40)
    at /build/buildd/php5-5.2.12.dfsg.1/main/main.c:1907
No locals.
#8  0x00007fc502238f81 in php_apache_server_shutdown (tmp=0x7fc505304e40)
    at /build/buildd/php5-5.2.12.dfsg.1/sapi/apache2handler/sapi_apache2.c:357
No locals.
#9  0x00007fc505543c23 in run_cleanups () from /usr/lib/libapr-1.so.0
No symbol table info available.
#10 0x00007fc5055429af in apr_pool_clear () from /usr/lib/libapr-1.so.0
No symbol table info available.
#11 0x00007fc505dfe1fd in main (argc=3, argv=0x7fff7b13d2b8)
    at /build/buildd/apache2-2.2.14/server/main.c:692
	c = 0 '\0'
	configtestonly = <value optimized out>
	confname = 0x7fc505e2a88b "/etc/apache2/apache2.conf"
	def_server_root = 0x7fc505e2e48b ""
	temp_error_log = 0x0
	error = <value optimized out>
	process = (process_rec *) 0x7fc506f84220
	server_conf = (server_rec *) 0x7fc506f8c938
	pglobal = (apr_pool_t *) 0x7fc506f84128
	pconf = (apr_pool_t *) 0x7fc506f86138
	plog = (apr_pool_t *) 0x7fc506fba2d8
	ptemp = (apr_pool_t *) 0x7fc506f8e178
	pcommands = (apr_pool_t *) 0x7fc506f88148
	opt = (apr_getopt_t *) 0x7fc506f88240
	rv = <value optimized out>
	mod = <value optimized out>
	optarg = 0x0