root@obelix:/tmp$ gdb /usr/sbin/asterisk core.8611
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This GDB was configured as "i486-linux-gnu"...Using host libthread_db library "/lib/tls/libthread_db.so.1".
warning: Can't read pathname for load map: Input/output error.
Reading symbols from /lib/tls/libdl.so.2...done.
Loaded symbols for /lib/tls/libdl.so.2
Reading symbols from /lib/tls/libpthread.so.0...done.
Loaded symbols for /lib/tls/libpthread.so.0
Reading symbols from /lib/libncurses.so.5...done.
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Reading symbols from /lib/tls/libm.so.6...done.
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Reading symbols from /lib/tls/libresolv.so.2...done.
Loaded symbols for /lib/tls/libresolv.so.2
Reading symbols from /lib/tls/libc.so.6...done.
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Reading symbols from /lib/ld-linux.so.2...done.
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Reading symbols from /usr/lib/asterisk/modules/format_g729.so...done.
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Reading symbols from /usr/lib/asterisk/modules/format_gsm.so...done.
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Reading symbols from /usr/lib/asterisk/modules/format_pcm.so...done.
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Reading symbols from /usr/lib/asterisk/modules/format_sln.so...done.
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Reading symbols from /usr/lib/asterisk/modules/format_wav.so...done.
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Reading symbols from /usr/lib/asterisk/modules/res_adsi.so...done.
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Reading symbols from /usr/lib/i686/cmov/libcrypto.so.0.9.8...done.
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Reading symbols from /usr/lib/libz.so.1...done.
Loaded symbols for /usr/lib/libz.so.1
Reading symbols from /usr/lib/asterisk/modules/res_features.so...done.
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Reading symbols from /usr/lib/asterisk/modules/res_indications.so...done.
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Reading symbols from /usr/lib/asterisk/modules/res_monitor.so...done.
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Reading symbols from /usr/lib/asterisk/modules/res_musiconhold.so...done.
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Reading symbols from /usr/lib/asterisk/modules/res_smdi.so...done.
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Reading symbols from /usr/lib/asterisk/modules/pbx_config.so...done.
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Reading symbols from /usr/lib/asterisk/modules/pbx_spool.so...done.
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Reading symbols from /usr/lib/asterisk/modules/func_callerid.so...done.
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Reading symbols from /usr/lib/asterisk/modules/cdr_csv.so...done.
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Reading symbols from /usr/lib/asterisk/modules/chan_iax2.so...done.
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Reading symbols from /lib/tls/libnss_files.so.2...done.
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Reading symbols from /usr/lib/asterisk/modules/chan_local.so...done.
Loaded symbols for /usr/lib/asterisk/modules/chan_local.so
Reading symbols from /usr/lib/asterisk/modules/chan_sip.so...done.
Loaded symbols for /usr/lib/asterisk/modules/chan_sip.so
Reading symbols from /usr/lib/asterisk/modules/chan_zap.so...done.
Loaded symbols for /usr/lib/asterisk/modules/chan_zap.so
Reading symbols from /usr/lib/libtonezone.so.1.0...done.
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Reading symbols from /usr/lib/asterisk/modules/codec_alaw.so...done.
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Reading symbols from /usr/lib/asterisk/modules/codec_gsm.so...done.
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Reading symbols from /usr/lib/asterisk/modules/codec_ulaw.so...done.
Loaded symbols for /usr/lib/asterisk/modules/codec_ulaw.so
Reading symbols from /usr/lib/asterisk/modules/app_chanisavail.so...done.
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Reading symbols from /usr/lib/asterisk/modules/app_chanspy.so...done.
Loaded symbols for /usr/lib/asterisk/modules/app_chanspy.so
Reading symbols from /usr/lib/asterisk/modules/app_dial.so...done.
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Reading symbols from /usr/lib/asterisk/modules/app_meetme.so...done.
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Reading symbols from /usr/lib/asterisk/modules/app_playback.so...done.
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Reading symbols from /usr/lib/asterisk/modules/app_sendtext.so...done.
Loaded symbols for /usr/lib/asterisk/modules/app_sendtext.so
Reading symbols from /usr/lib/asterisk/modules/app_voicemail.so...done.
Loaded symbols for /usr/lib/asterisk/modules/app_voicemail.so
Core was generated by `/usr/sbin/asterisk -U asterisk -G asterisk -vvvg -c'.
Program terminated with signal 11, Segmentation fault.
#0 0x0808a3e9 in ast_shrink_phone_number (n=0xbc <Address 0xbc out of bounds>) at callerid.c:885
885 for (x=0; n[x]; x++) {
(gdb) bt
#0 0x0808a3e9 in ast_shrink_phone_number (n=0xbc <Address 0xbc out of bounds>) at callerid.c:885
#1 0xa748edb7 in ss_thread (data=0x816d6d0) at chan_zap.c:6410
#2 0x080be0db in dummy_start (data=0x81b3df8) at utils.c:554
#3 0xa7fa2ced in start_thread () from /lib/tls/libpthread.so.0
#4 0xa7ebadee in clone () from /lib/tls/libc.so.6
(gdb) bt full
#0 0x0808a3e9 in ast_shrink_phone_number (n=0xbc <Address 0xbc out of bounds>) at callerid.c:885
x = 0
y = 0
bracketed = 0
#1 0xa748edb7 in ss_thread (data=0x816d6d0) at chan_zap.c:6410
chan = (struct ast_channel *) 0x816d6d0
p = (struct zt_pvt *) 0x81baba8
exten = '\0' <repeats 79 times>
exten2 = '\0' <repeats 79 times>
buf = "�����������������������������������������������������������������������", '\0' <repeats 52 times>, "4\002�, '\0' <repeats 39 times>
dtmfcid = '\0' <repeats 299 times>
dtmfbuf = '\0' <repeats 299 times>
cs = (struct callerid_state *) 0xa7316008
name = 0x0
number = 0xbc <Address 0xbc out of bounds>
distMatches = 3
curRingData = {278, 248, 221}
receivedRingT = 3
counter1 = 3
counter = 1
samples = 15520
smdi_msg = (struct ast_smdi_md_message *) 0x0
flags = 4
i = 8
timeout = 0
getforward = 0
s1 = 0x0
s2 = 0xa7fabff4 "�"
len = 0
res = 0
index = 0
__PRETTY_FUNCTION__ = "ss_thread"
#2 0x080be0db in dummy_start (data=0x81b3df8) at utils.c:554
_buffer = {__routine = 0x80a942e <ast_unregister_thread>, __arg = 0xa7386bb0, __canceltype = 0, __prev = 0x0}
ret = (void *) 0x0
a = {start_routine = 0xa748a766 <ss_thread>, data = 0x816d6d0, name = 0x81bff58 "ss_thread", ' ' <repeats 12 times>, "started at [ 6521] chan_zap.c handle_init_event()"}
#3 0xa7fa2ced in start_thread () from /lib/tls/libpthread.so.0
No symbol table info available.
#4 0xa7ebadee in clone () from /lib/tls/libc.so.6
No symbol table info available.