Program terminated with signal 11, Segmentation fault.
#0  0x0056cb5c in _int_malloc () from /lib/libc.so.6
(gdb) bt
#0  0x0056cb5c in _int_malloc () from /lib/libc.so.6
#1  0x0056ebaa in calloc () from /lib/libc.so.6
#2  0x0819b1b7 in _ast_calloc (num=1, len=51, file=0x81d7914 "config.c", lineno=236, func=0x81d793d "ast_variable_new")
    at /usr/src/asterisk/include/asterisk/utils.h:495
#3  0x080cc8a7 in ast_variable_new (name=0xb5e2578 "saycid", value=0xb77e41a0 "no", filename=0xfc71bd "") at config.c:236
#4  0x00fbee30 in realtime_multi_mysql (database=0xb781d9ec "asterisk", table=0xb781d8ec "voicemail_users", ap=0xb781db10 "")
    at res_config_mysql.c:532
#5  0x080d2756 in ast_load_realtime_multientry (family=0x9af039 "voicemail") at config.c:2252
#6  0x009a63ac in show_users_realtime (fd=18, context=0xb5df759 "default") at app_voicemail.c:10885
#7  0x009a675f in handle_voicemail_show_users (e=0x9b6f80, cmd=-4, a=0xb781dcdc) at app_voicemail.c:10975
#8  0x080cc427 in ast_cli_command_full (uid=0, gid=0, fd=18, s=0xb781de7c "voicemail show users for default") at cli.c:2488
#9  0x080cc55d in ast_cli_command_multiple_full (uid=0, gid=0, fd=18, size=33,
    s=0xb781e0e4 "voicemail show users for default") at cli.c:2511
#10 0x0807dfba in netconsole (vconsole=0x82311c0) at asterisk.c:1270
#11 0x0819d64d in dummy_start (data=0xa10fbf8) at utils.c:1010
#12 0x00669832 in start_thread () from /lib/libpthread.so.0
#13 0x005d4e0e in clone () from /lib/libc.so.6