Program received signal SIGSEGV, Segmentation fault.
0x0000000000448fdc in ast_pbx_outgoing_exten (type=0x76dec0 "Local", format=64, data=0x76dfc0, timeout=60000, context=0x76e4c4 "from-pstn", exten=0x76e5c4 "5034167460", priority=1, reason=0x406171c4, 
    sync=1, cid_num=0x0, cid_name=0x0, vars=0x0, account=0x406171c8 "", channel=0x322cff9da3) at pbx.c:4973
4973                            *channel = chan;
(gdb) bt
#0  0x0000000000448fdc in ast_pbx_outgoing_exten (type=0x76dec0 "Local", format=64, data=0x76dfc0, timeout=60000, context=0x76e4c4 "from-pstn", exten=0x76e5c4 "" priority=1, reason=0x406171c4, 
    sync=1, cid_num=0x0, cid_name=0x0, vars=0x0, account=0x406171c8 "", channel=0x322cff9da3) at pbx.c:4973
#1  0x0000002a9d03d871 in originate (arg=Variable "arg" is not available.
) at ../include/asterisk/strings.h:34
#2  0x000000322d8060aa in start_thread () from /lib64/tls/libpthread.so.0
#3  0x000000322cfc5b43 in clone () from /lib64/tls/libc.so.6
#4  0x0000000000000000 in ?? ()
(gdb) bt full
#0  0x0000000000448fdc in ast_pbx_outgoing_exten (type=0x76dec0 "Local", format=64, data=0x76dfc0, timeout=60000, context=0x76e4c4 "from-pstn", exten=0x76e5c4 "", priority=1, reason=0x406171c4, 
    sync=1, cid_num=0x0, cid_name=0x0, vars=0x0, account=0x406171c8 "", channel=0x322cff9da3) at pbx.c:4973
        chan = (struct ast_channel *) 0x7c9530
        as = (struct async_stat *) 0x0
        res = -1
        cdr_res = -1
        oh = {context = 0x76e4c4 "from-pstn", exten = 0x76e5c4 "" priority = 1, cid_num = 0x0, cid_name = 0x0, account = 0x406171c8 "", vars = 0x0, parent_channel = 0x0}
        attr = {__detachstate = 0, __schedpolicy = 0, __schedparam = {__sched_priority = 1080127848}, __inheritsched = 0, __scope = 0, __guardsize = 0, __stackaddr_set = 1080127888, __stackaddr = 0x0, 
  __stacksize = 0}
        __PRETTY_FUNCTION__ = "ast_pbx_outgoing_exten"
#1  0x0000002a9d03d871 in originate (arg=Variable "arg" is not available.
) at ../include/asterisk/strings.h:34
        in = (struct fast_originate_helper *) 0x76dec0
        reason = 4
        chan = (struct ast_channel *) 0x0
#2  0x000000322d8060aa in start_thread () from /lib64/tls/libpthread.so.0
No symbol table info available.
#3  0x000000322cfc5b43 in clone () from /lib64/tls/libc.so.6
No symbol table info available.
#4  0x0000000000000000 in ?? ()
No symbol table info available.
(gdb)