#0  0x00921410 in __kernel_vsyscall ()
#1  0x00457b10 in raise () from /lib/libc.so.6
#2  0x00459421 in abort () from /lib/libc.so.6
#3  0x0049067b in __libc_message () from /lib/libc.so.6
#4  0x00498a15 in _int_free () from /lib/libc.so.6
#5  0x0049ca89 in free () from /lib/libc.so.6
#6  0x08125155 in ast_datastore_free (datastore=0xb652a688) at datastore.c:77
#7  0x081f8aa0 in remove_dial_masquerade (caller=0xb703a304, peer=0xa644104, forwarded=0x0, dialstring=0x0, dialstatus=0x88f4d58 "ANSWER", forward=0x0) at stasis_channels.c:1708
#8  ast_channel_publish_dial_forward (caller=0xb703a304, peer=0xa644104, forwarded=0x0, dialstring=0x0, dialstatus=0x88f4d58 "ANSWER", forward=0x0) at stasis_channels.c:404
#9  0x081f8d46 in ast_channel_publish_dial (caller=0xb703a304, peer=0xa644104, dialstring=0x0, dialstatus=0x88f4d58 "ANSWER") at stasis_channels.c:424
#10 0x0091929b in dial_exec_full (chan=0xb703a304, data=<value optimized out>, peerflags=0x88f5210, continue_exec=0x0) at app_dial.c:2733
#11 0x0091a4c9 in dial_exec (chan=0xb703a304, data=0x88f5318 "SIP/9006,300,tTIAX2/workforce-temp") at app_dial.c:3141
#12 0x081aa380 in pbx_exec (c=0xb703a304, app=0xb73be560, data=0x88f5318 "SIP/9006,300,tTIAX2/workforce-temp") at pbx_app.c:485
#13 0x081a4106 in pbx_extension_helper (c=0xb703a304, con=0x0, context=0xb703a98c "macro-exten", exten=0xb703a9dc "s-DIAL", priority=1, label=0x0, callerid=0xa3ad648 "0837033501", action=E_SPAWN, 
    found=0x88f7e50, combined_find_spawn=1) at pbx.c:2834
#14 0x0096180b in _macro_exec (chan=0xb703a304, data=0x88f7f68 "exten,9006", exclusive=0) at app_macro.c:417
#15 0x081aa380 in pbx_exec (c=0xb703a304, app=0xb6ef50d0, data=0x88f7f68 "exten,9006") at pbx_app.c:485
#16 0x081a4106 in pbx_extension_helper (c=0xb703a304, con=0x0, context=0xb703a98c "macro-exten", exten=0xb703a9dc "s-DIAL", priority=1, label=0x0, callerid=0xa3ad648 "0837033501", action=E_SPAWN, 
    found=0x88fa2e8, combined_find_spawn=1) at pbx.c:2834
#17 0x081a5777 in ast_spawn_extension (c=0xb703a304, args=0x0) at pbx.c:4060
#18 __ast_pbx_run (c=0xb703a304, args=0x0) at pbx.c:4235
#19 0x081a7af0 in pbx_thread (data=0xb703a304) at pbx.c:4555
#20 0x0821696b in dummy_start (data=0xa2a4cf8) at utils.c:1235
#21 0x005c4912 in start_thread () from /lib/libpthread.so.0
#22 0x005044ae in clone () from /lib/libc.so.6