[root@bjmg home]# gdb /usr/sbin/asterisk core.25547 GNU gdb Red Hat Linux (6.3.0.0-1.132.EL4rh) Copyright 2004 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "i386-redhat-linux-gnu"...Using host libthread_db library "/lib/tls/libthread_db.so.1". Core was generated by `/usr/sbin/asterisk -vvvv -dddd -g -U asterisk -G asterisk -U asterisk -G asteri'. Program terminated with signal 11, Segmentation fault. Reading symbols from /lib/libdl.so.2...done. Loaded symbols for /lib/libdl.so.2 Reading symbols from /lib/tls/libpthread.so.0...done. Loaded symbols for /lib/tls/libpthread.so.0 Reading symbols from /usr/lib/libncurses.so.5...done. Loaded symbols for /usr/lib/libncurses.so.5 Reading symbols from /lib/tls/libm.so.6...done. Loaded symbols for /lib/tls/libm.so.6 Reading symbols from /lib/libresolv.so.2...done. Loaded symbols for /lib/libresolv.so.2 Reading symbols from /lib/libssl.so.4...done. Loaded symbols for /lib/libssl.so.4 Reading symbols from /lib/tls/libc.so.6...done. Loaded symbols for /lib/tls/libc.so.6 Reading symbols from /lib/ld-linux.so.2...done. Loaded symbols for /lib/ld-linux.so.2 Reading symbols from /usr/lib/libgssapi_krb5.so.2...done. Loaded symbols for /usr/lib/libgssapi_krb5.so.2 Reading symbols from /usr/lib/libkrb5.so.3...done. Loaded symbols for /usr/lib/libkrb5.so.3 Reading symbols from /lib/libcom_err.so.2...done. Loaded symbols for /lib/libcom_err.so.2 Reading symbols from /usr/lib/libk5crypto.so.3...done. Loaded symbols for /usr/lib/libk5crypto.so.3 Reading symbols from /lib/libcrypto.so.4...done. Loaded symbols for /lib/libcrypto.so.4 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_musiconhold.so...done. Loaded symbols for //usr/lib/asterisk/modules/res_musiconhold.so Reading symbols from /usr/lib/asterisk/modules/res_features.so...done. Loaded symbols for //usr/lib/asterisk/modules/res_features.so Reading symbols from /usr/lib/asterisk/modules/res_indications.so...done. Loaded symbols for //usr/lib/asterisk/modules/res_indications.so Reading symbols from /usr/lib/asterisk/modules/res_crypto.so...done. Loaded symbols for //usr/lib/asterisk/modules/res_crypto.so Reading symbols from /usr/lib/asterisk/modules/res_agi.so...done. Loaded symbols for //usr/lib/asterisk/modules/res_agi.so Reading symbols from /usr/lib/asterisk/modules/res_monitor.so...done. Loaded symbols for //usr/lib/asterisk/modules/res_monitor.so Reading symbols from /usr/lib/asterisk/modules/res_adsi.so...done. Loaded symbols for //usr/lib/asterisk/modules/res_adsi.so Reading symbols from /usr/lib/asterisk/modules/pbx_spool.so...done. Loaded symbols for //usr/lib/asterisk/modules/pbx_spool.so Reading symbols from /usr/lib/asterisk/modules/pbx_loopback.so...done. Loaded symbols for //usr/lib/asterisk/modules/pbx_loopback.so Reading symbols from /usr/lib/asterisk/modules/pbx_functions.so...done. Loaded symbols for //usr/lib/asterisk/modules/pbx_functions.so Reading symbols from /usr/lib/asterisk/modules/pbx_config.so...done. Loaded symbols for //usr/lib/asterisk/modules/pbx_config.so Reading symbols from /usr/lib/asterisk/modules/pbx_ael.so...done. Loaded symbols for //usr/lib/asterisk/modules/pbx_ael.so Reading symbols from /usr/lib/asterisk/modules/pbx_dundi.so...done. Loaded symbols for //usr/lib/asterisk/modules/pbx_dundi.so Reading symbols from /usr/lib/asterisk/modules/pbx_realtime.so...done. Loaded symbols for //usr/lib/asterisk/modules/pbx_realtime.so Reading symbols from /usr/lib/asterisk/modules/chan_agent.so...done. Loaded symbols for //usr/lib/asterisk/modules/chan_agent.so Reading symbols from /usr/lib/asterisk/modules/chan_mgcp.so...done. Loaded symbols for //usr/lib/asterisk/modules/chan_mgcp.so Reading symbols from /usr/lib/asterisk/modules/chan_oss.so...done. Loaded symbols for //usr/lib/asterisk/modules/chan_oss.so Reading symbols from /usr/lib/asterisk/modules/chan_phone.so...done. Loaded symbols for //usr/lib/asterisk/modules/chan_phone.so Reading symbols from /usr/lib/asterisk/modules/chan_skinny.so...done. Loaded symbols for //usr/lib/asterisk/modules/chan_skinny.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/libpri.so.1.0...done. Loaded symbols for /usr/lib/libpri.so.1.0 Reading symbols from /usr/lib/libtonezone.so.1.0...done. Loaded symbols for /usr/lib/libtonezone.so.1.0 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_features.so...done. Loaded symbols for //usr/lib/asterisk/modules/chan_features.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/codec_adpcm.so...done. Loaded symbols for //usr/lib/asterisk/modules/codec_adpcm.so Reading symbols from /usr/lib/asterisk/modules/app_readfile.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_readfile.so Reading symbols from /usr/lib/asterisk/modules/codec_g726.so...done. Loaded symbols for //usr/lib/asterisk/modules/codec_g726.so Reading symbols from /usr/lib/asterisk/modules/format_wav_gsm.so...done. Loaded symbols for //usr/lib/asterisk/modules/format_wav_gsm.so Reading symbols from /usr/lib/asterisk/modules/app_softhangup.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_softhangup.so Reading symbols from /usr/lib/asterisk/modules/app_zapras.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_zapras.so Reading symbols from /usr/lib/asterisk/modules/app_test.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_test.so Reading symbols from /usr/lib/asterisk/modules/app_url.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_url.so Reading symbols from /usr/lib/asterisk/modules/app_cdr.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_cdr.so Reading symbols from /usr/lib/asterisk/modules/app_lookupcidname.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_lookupcidname.so Reading symbols from /usr/lib/asterisk/modules/app_setrdnis.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_setrdnis.so Reading symbols from /usr/lib/asterisk/modules/app_math.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_math.so Reading symbols from /usr/lib/asterisk/modules/app_waitforsilence.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_waitforsilence.so Reading symbols from /usr/lib/asterisk/modules/app_curl.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_curl.so Reading symbols from /usr/lib/libcurl.so.3...done. Loaded symbols for /usr/lib/libcurl.so.3 Reading symbols from /usr/lib/libidn.so.11...done. Loaded symbols for /usr/lib/libidn.so.11 Reading symbols from /usr/lib/asterisk/modules/app_setcallerid.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_setcallerid.so Reading symbols from /usr/lib/asterisk/modules/app_md5.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_md5.so Reading symbols from /usr/lib/asterisk/modules/app_realtime.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_realtime.so 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_controlplayback.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_controlplayback.so Reading symbols from /usr/lib/asterisk/modules/app_setcdruserfield.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_setcdruserfield.so Reading symbols from /usr/lib/asterisk/modules/app_enumlookup.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_enumlookup.so Reading symbols from /usr/lib/asterisk/modules/func_uri.so...done. Loaded symbols for //usr/lib/asterisk/modules/func_uri.so Reading symbols from /usr/lib/asterisk/modules/app_queue.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_queue.so Reading symbols from /usr/lib/asterisk/modules/app_sms.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_sms.so Reading symbols from /usr/lib/asterisk/modules/app_system.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_system.so Reading symbols from /usr/lib/asterisk/modules/app_parkandannounce.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_parkandannounce.so Reading symbols from /usr/lib/asterisk/modules/app_adsiprog.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_adsiprog.so Reading symbols from /usr/lib/asterisk/modules/app_macro.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_macro.so Reading symbols from /usr/lib/asterisk/modules/func_enum.so...done. Loaded symbols for //usr/lib/asterisk/modules/func_enum.so Reading symbols from /usr/lib/asterisk/modules/app_lookupblacklist.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_lookupblacklist.so Reading symbols from /usr/lib/asterisk/modules/app_mp3.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_mp3.so Reading symbols from /usr/lib/asterisk/modules/app_userevent.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_userevent.so Reading symbols from /usr/lib/asterisk/modules/cdr_custom.so...done. Loaded symbols for //usr/lib/asterisk/modules/cdr_custom.so Reading symbols from /usr/lib/asterisk/modules/app_festival.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_festival.so Reading symbols from /usr/lib/asterisk/modules/app_playback.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_playback.so Reading symbols from /usr/lib/asterisk/modules/app_talkdetect.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_talkdetect.so Reading symbols from /usr/lib/asterisk/modules/app_txtcidname.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_txtcidname.so Reading symbols from /usr/lib/asterisk/modules/app_dictate.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_dictate.so Reading symbols from /usr/lib/asterisk/modules/app_read.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_read.so Reading symbols from /usr/lib/asterisk/modules/app_verbose.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_verbose.so Reading symbols from /usr/lib/asterisk/modules/format_vox.so...done. Loaded symbols for //usr/lib/asterisk/modules/format_vox.so Reading symbols from /usr/lib/asterisk/modules/format_gsm.so...done. Loaded symbols for //usr/lib/asterisk/modules/format_gsm.so Reading symbols from /usr/lib/asterisk/modules/app_stack.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_stack.so Reading symbols from /usr/lib/asterisk/modules/app_forkcdr.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_forkcdr.so Reading symbols from /usr/lib/asterisk/modules/codec_a_mu.so...done. Loaded symbols for //usr/lib/asterisk/modules/codec_a_mu.so Reading symbols from /usr/lib/asterisk/modules/app_cut.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_cut.so Reading symbols from /usr/lib/asterisk/modules/app_authenticate.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_authenticate.so Reading symbols from /usr/lib/asterisk/modules/format_pcm.so...done. Loaded symbols for //usr/lib/asterisk/modules/format_pcm.so Reading symbols from /usr/lib/asterisk/modules/app_exec.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_exec.so Reading symbols from /usr/lib/asterisk/modules/app_senddtmf.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_senddtmf.so Reading symbols from /usr/lib/asterisk/modules/app_random.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_random.so Reading symbols from /usr/lib/asterisk/modules/format_pcm_alaw.so...done. Loaded symbols for //usr/lib/asterisk/modules/format_pcm_alaw.so Reading symbols from /usr/lib/asterisk/modules/app_externalivr.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_externalivr.so Reading symbols from /usr/lib/asterisk/modules/app_setcidname.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_setcidname.so Reading symbols from /usr/lib/asterisk/modules/format_wav.so...done. Loaded symbols for //usr/lib/asterisk/modules/format_wav.so Reading symbols from /usr/lib/asterisk/modules/app_transfer.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_transfer.so Reading symbols from /usr/lib/asterisk/modules/format_jpeg.so...done. Loaded symbols for //usr/lib/asterisk/modules/format_jpeg.so 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/cdr_manager.so...done. Loaded symbols for //usr/lib/asterisk/modules/cdr_manager.so Reading symbols from /usr/lib/asterisk/modules/app_flash.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_flash.so Reading symbols from /usr/lib/asterisk/modules/format_g726.so...done. Loaded symbols for //usr/lib/asterisk/modules/format_g726.so Reading symbols from /usr/lib/asterisk/modules/app_getcpeid.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_getcpeid.so Reading symbols from /usr/lib/asterisk/modules/app_zapateller.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_zapateller.so Reading symbols from /usr/lib/asterisk/modules/format_sln.so...done. Loaded symbols for //usr/lib/asterisk/modules/format_sln.so Reading symbols from /usr/lib/asterisk/modules/app_page.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_page.so Reading symbols from /usr/lib/asterisk/modules/app_waitforring.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_waitforring.so Reading symbols from /usr/lib/asterisk/modules/cdr_csv.so...done. Loaded symbols for //usr/lib/asterisk/modules/cdr_csv.so Reading symbols from /usr/lib/asterisk/modules/app_echo.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_echo.so Reading symbols from /usr/lib/asterisk/modules/app_groupcount.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_groupcount.so Reading symbols from /usr/lib/asterisk/modules/app_hasnewvoicemail.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_hasnewvoicemail.so Reading symbols from /usr/lib/asterisk/modules/app_directory.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_directory.so Reading symbols from /usr/lib/asterisk/modules/app_privacy.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_privacy.so Reading symbols from /usr/lib/asterisk/modules/codec_lpc10.so...done. Loaded symbols for //usr/lib/asterisk/modules/codec_lpc10.so Reading symbols from /usr/lib/asterisk/modules/app_eval.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_eval.so Reading symbols from /usr/lib/asterisk/modules/format_ogg_vorbis.so...done. Loaded symbols for //usr/lib/asterisk/modules/format_ogg_vorbis.so Reading symbols from /usr/lib/libogg.so.0...done. Loaded symbols for /usr/lib/libogg.so.0 Reading symbols from /usr/lib/libvorbis.so.0...done. Loaded symbols for /usr/lib/libvorbis.so.0 Reading symbols from /usr/lib/libvorbisenc.so.2...done. Loaded symbols for /usr/lib/libvorbisenc.so.2 Reading symbols from /usr/lib/asterisk/modules/format_g729.so...done. Loaded symbols for //usr/lib/asterisk/modules/format_g729.so Reading symbols from /usr/lib/asterisk/modules/app_disa.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_disa.so Reading symbols from /usr/lib/asterisk/modules/app_mixmonitor.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_mixmonitor.so Reading symbols from /usr/lib/asterisk/modules/app_nbscat.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_nbscat.so Reading symbols from /usr/lib/asterisk/modules/app_sayunixtime.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_sayunixtime.so Reading symbols from /usr/lib/asterisk/modules/app_setcidnum.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_setcidnum.so Reading symbols from /usr/lib/asterisk/modules/app_zapbarge.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_zapbarge.so Reading symbols from /usr/lib/asterisk/modules/format_g723.so...done. Loaded symbols for //usr/lib/asterisk/modules/format_g723.so Reading symbols from /usr/lib/asterisk/modules/app_db.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_db.so Reading symbols from /usr/lib/asterisk/modules/app_settransfercapability.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_settransfercapability.so Reading symbols from /usr/lib/asterisk/modules/app_dial.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_dial.so Reading symbols from /usr/lib/asterisk/modules/app_voicemail.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_voicemail.so Reading symbols from /usr/lib/asterisk/modules/codec_alaw.so...done. Loaded symbols for //usr/lib/asterisk/modules/codec_alaw.so Reading symbols from /usr/lib/asterisk/modules/format_au.so...done. Loaded symbols for //usr/lib/asterisk/modules/format_au.so Reading symbols from /usr/lib/asterisk/modules/app_ices.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_ices.so Reading symbols from /usr/lib/asterisk/modules/app_image.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_image.so Reading symbols from /usr/lib/asterisk/modules/codec_gsm.so...done. Loaded symbols for //usr/lib/asterisk/modules/codec_gsm.so Reading symbols from /usr/lib/asterisk/modules/app_alarmreceiver.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_alarmreceiver.so 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/format_h263.so...done. Loaded symbols for //usr/lib/asterisk/modules/format_h263.so Reading symbols from /usr/lib/asterisk/modules/app_chanisavail.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_chanisavail.so Reading symbols from /usr/lib/asterisk/modules/app_dumpchan.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_dumpchan.so Reading symbols from /usr/lib/asterisk/modules/app_while.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_while.so Reading symbols from /usr/lib/asterisk/modules/format_ilbc.so...done. Loaded symbols for //usr/lib/asterisk/modules/format_ilbc.so Reading symbols from /usr/lib/asterisk/modules/app_milliwatt.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_milliwatt.so Reading symbols from /usr/lib/asterisk/modules/app_zapscan.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_zapscan.so Reading symbols from /usr/lib/asterisk/modules/codec_ilbc.so...done. Loaded symbols for //usr/lib/asterisk/modules/codec_ilbc.so Reading symbols from /usr/lib/asterisk/modules/func_callerid.so...done. Loaded symbols for //usr/lib/asterisk/modules/func_callerid.so Reading symbols from /usr/lib/asterisk/modules/app_meetme.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_meetme.so Reading symbols from /usr/lib/asterisk/modules/app_directed_pickup.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_directed_pickup.so Reading symbols from /usr/lib/asterisk/modules/app_record.so...done. Loaded symbols for //usr/lib/asterisk/modules/app_record.so Reading symbols from /lib/libgcc_s.so.1...done. Loaded symbols for /lib/libgcc_s.so.1 #0 0x08063b94 in ast_bridged_channel (chan=0x965d9b0) at channel.c:3275 3275 if (bridged && bridged->tech->bridged_channel) (gdb) bt #0 0x08063b94 in ast_bridged_channel (chan=0x965d9b0) at channel.c:3275 #1 0x00d3f4fa in get_refer_info (sip_pvt=0x95faa98, outgoing_req=Variable "outgoing_req" is not available. ) at chan_sip.c:6908 #2 0x00d481d4 in handle_request_refer (p=0x95faa98, req=0xb7be1c00, debug=0, ignore=0, seqno=157378656, nounlock=0xb7be1a78) at chan_sip.c:10699 #3 0x00d5e407 in handle_request (p=0x95faa98, req=0xb7be1c00, sin=0xb7be1bf0, recount=0x9616860, nounlock=0x9616860) at chan_sip.c:11234 #4 0x00d5f658 in sipsock_read (id=0x95526a8, fd=75, events=1, ignore=0x0) at chan_sip.c:11377 #5 0x08055bbf in ast_io_wait (ioc=0x9554808, howlong=157378656) at io.c:284 #6 0x00d65a21 in do_monitor (data=0x0) at chan_sip.c:11536 #7 0x00ad7371 in start_thread () from /lib/tls/libpthread.so.0 #8 0x009daffe in clone () from /lib/tls/libc.so.6 (gdb) bt full #0 0x08063b94 in ast_bridged_channel (chan=0x965d9b0) at channel.c:3275 bridged = (struct ast_channel *) 0x9616860 #1 0x00d3f4fa in get_refer_info (sip_pvt=0x95faa98, outgoing_req=Variable "outgoing_req" is not available. ) at chan_sip.c:6908 r = Variable "r" is not available. (gdb)