php56u_memcache_gdb_backtrace

(gdb) bt
#0  mmc_pool_select (pool=0x7fad4456eae0) at /usr/src/debug/php-pecl-memcache-3.0.8/NTS/memcache_pool.c:1422
#1  0x00007fad536c4cb8 in mmc_pool_run (pool=0x7fad4456eae0) at /usr/src/debug/php-pecl-memcache-3.0.8/NTS/memcache_pool.c:1674
#2  0x00007fad536ca903 in ps_read_memcache (mod_data=<value optimized out>, key=<value optimized out>, val=0x7fff1b468e20, vallen=0x7fff1b468e2c)
    at /usr/src/debug/php-pecl-memcache-3.0.8/NTS/memcache_session.c:323
#3  0x00007fad6383bc01 in php_session_initialize () at /usr/src/debug/php-5.6.9/ext/session/session.c:505
#4  0x00007fad6383c215 in php_session_start () at /usr/src/debug/php-5.6.9/ext/session/session.c:1598
#5  0x00007fad6383c78b in zif_session_start (ht=<value optimized out>, return_value=0x7fad44556628, return_value_ptr=<value optimized out>, this_ptr=<value optimized out>,
    return_value_used=<value optimized out>) at /usr/src/debug/php-5.6.9/ext/session/session.c:2082
#6  0x00007fad5fe2674c in xdebug_execute_internal (current_execute_data=0x7fad6756fd88, fci=0x0, return_value_used=0) at /usr/src/debug/php56u-pecl-xdebug-2.2.5/NTS/xdebug.c:1553
#7  0x00007fad639b4cf5 in zend_do_fcall_common_helper_SPEC (execute_data=<value optimized out>) at /usr/src/debug/php-5.6.9/Zend/zend_vm_execute.h:560
#8  0x00007fad639a4808 in execute_ex (execute_data=0x7fad6756fd88) at /usr/src/debug/php-5.6.9/Zend/zend_vm_execute.h:363
#9  0x00007fad5fe26b9b in xdebug_execute_ex (execute_data=0x7fad6756fd88) at /usr/src/debug/php56u-pecl-xdebug-2.2.5/NTS/xdebug.c:1437
#10 0x00007fad639b52d9 in zend_do_fcall_common_helper_SPEC (execute_data=<value optimized out>) at /usr/src/debug/php-5.6.9/Zend/zend_vm_execute.h:592
#11 0x00007fad639a4808 in execute_ex (execute_data=0x7fad6756f3d0) at /usr/src/debug/php-5.6.9/Zend/zend_vm_execute.h:363
#12 0x00007fad5fe26b9b in xdebug_execute_ex (execute_data=0x7fad6756f3d0) at /usr/src/debug/php56u-pecl-xdebug-2.2.5/NTS/xdebug.c:1437
#13 0x00007fad639a4719 in ZEND_INCLUDE_OR_EVAL_SPEC_CONST_HANDLER (execute_data=0x7fad6756f1c0) at /usr/src/debug/php-5.6.9/Zend/zend_vm_execute.h:3023
#14 0x00007fad639a4808 in execute_ex (execute_data=0x7fad6756f1c0) at /usr/src/debug/php-5.6.9/Zend/zend_vm_execute.h:363
#15 0x00007fad5fe26b9b in xdebug_execute_ex (execute_data=0x7fad6756f1c0) at /usr/src/debug/php56u-pecl-xdebug-2.2.5/NTS/xdebug.c:1437
#16 0x00007fad63935c7c in zend_execute_scripts (type=8, retval=0x0, file_count=3) at /usr/src/debug/php-5.6.9/Zend/zend.c:1341
#17 0x00007fad638d46ca in php_execute_script (primary_file=0x7fff1b46ba10) at /usr/src/debug/php-5.6.9/main/main.c:2597
#18 0x00007fad639dc125 in php_handler (r=0x7fad6a9393a0) at /usr/src/debug/php-5.6.9/sapi/apache2handler/sapi_apache2.c:667
#19 0x00007fad67603200 in ap_run_handler (r=0x7fad6a9393a0) at config.c:170
#20 0x00007fad6760752e in ap_invoke_handler (r=0x7fad6a9393a0) at config.c:433
#21 0x00007fad6761aeba in ap_process_async_request (r=0x7fad6a9393a0) at http_request.c:317
#22 0x00007fad6761b01f in ap_process_request (r=0x7fad6a9393a0) at http_request.c:363
#23 0x00007fad67617282 in ap_process_http_sync_connection (c=0x7fad6a932dc0) at http_core.c:190
#24 ap_process_http_connection (c=0x7fad6a932dc0) at http_core.c:231
#25 0x00007fad6760e510 in ap_run_process_connection (c=0x7fad6a932dc0) at connection.c:41
#26 0x00007fad612d38b2 in child_main (child_num_arg=<value optimized out>) at prefork.c:707
#27 0x00007fad612d3b39 in make_child (s=0x7fad694a1320, slot=5) at prefork.c:810
#28 0x00007fad612d3e0f in startup_children (_pconf=<value optimized out>, plog=0x7fad694a5358, s=0x7fad694a1320) at prefork.c:828
#29 prefork_run (_pconf=<value optimized out>, plog=0x7fad694a5358, s=0x7fad694a1320) at prefork.c:986
#30 0x00007fad675e85ae in ap_run_mpm (pconf=0x7fad69478138, plog=0x7fad694a5358, s=0x7fad694a1320) at mpm_common.c:96
#31 0x00007fad675e25d1 in main (argc=1, argv=0x7fff1b46c158) at main.c:777