<p>Here's a sample bt full of a core prior to disabling optimization:</p>
<p>Core was generated by 'opensips -w /tmp'.<br>
Program terminated with signal 11, Segmentation fault.<br>
#0 0x0813ec4e in db_print_columns (<em>b=0x81f1f71 "method,from_tag,to_tag,callid,sip_code,sip_reason,time,duration,setuptime,created,", <em>l=65519, _c=0xec0e00, _n=24)<br>
at db/db_ut.c:274<br>
274 ret = snprintf(_b + len, _l - len, "%.*s,", _c[i]->len, _c[i]->s);<br>
(gdb) bt all<br>
No symbol "all" in current context.<br>
(gdb) thread apply all<br>
Please specify a command following the thread ID list<br>
(gdb) bt full<br>
#0 0x0813ec4e in db_print_columns (_b=0x81f1f71 "method,from_tag,to_tag,callid,sip_code,sip_reason,time,duration,setuptime,created,", _l=65519, _c=0xec0e00, _n=24)<br>
at db/db_ut.c:274<br>
i = 10<br>
ret = <br>
len = 82<br>
__FUNCTION</em></em> = "db_print_columns"<br>
<a href="https://github.com/OpenSIPS/opensips/issues/1" class="issue-link" title="Dummy ticket">#1</a> 0x0813ca23 in db_do_insert (<em>h=0xb7d251f0, <em>k=0xec0e00, _v=0xec0f80, _n=24, val2str=0x32fc20 , submit_query=0x3264b0 )<br>
at db/db_query.c:215<br>
off = <br>
ret = 17<br>
i = <br>
no_rows = 0<br>
buffered_rows = 0x0<br>
__FUNCTION</em></em> = "db_do_insert"<br>
<a href="https://github.com/OpenSIPS/opensips/issues/2" class="issue-link" title="Dummy issue">#2</a> 0x0032d392 in db_mysql_insert (<em>h=0xb7d251f0, <em>k=0xec0e00, _v=0xec0f80, _n=24) at dbase.c:1092<br>
ret = <br>
<a href="https://github.com/OpenSIPS/opensips/pull/3" class="issue-link" title="Compilation problem under CentOS 6">#3</a> 0x00e8de4a in acc_db_request (rq=0xb5f606c4, rpl=0xb7d25d48, ins_list=0xec2da0) at acc.c:579<br>
m = 24<br>
n = <br>
i = <br>
my_ps_ins = 0x0<br>
my_ps = 0x0<br>
__FUNCTION</em></em> = "acc_db_request"<br>
<a href="https://github.com/OpenSIPS/opensips/pull/4" class="issue-link" title="Compilation problem under CentOS 6">#4</a> 0x00e988c7 in acc_onreply (t=0xb5f5f6e0, type=128, ps=0xbfd123e0) at acc_logic.c:613<br>
dlg = 0xb5f5c56c<br>
flags_s = {s = 0x0, len = -1242171512}<br>
avp = <br>
table = {n = 15331881, s = {s = 0xe9f229 "acc", len = 3}}<br><strong>FUNCTION</strong> = "acc_onreply"<br>
<a href="https://github.com/OpenSIPS/opensips/pull/5" class="issue-link" title="spec file update to CentOS 6">#5</a> tmcb_func (t=0xb5f5f6e0, type=128, ps=0xbfd123e0) at acc_logic.c:675<br>
No locals.<br>
<a href="https://github.com/OpenSIPS/opensips/issues/6" class="issue-link" title="Wrong password column used for authentication">#6</a> 0x00bd26cd in run_trans_callbacks (type=128, trans=0xb5f5f6e0, req=0xb5f606c4, rpl=0xb7d25d48, code=200) at t_hooks.c:212<br>
params = {req = 0xb5f606c4, rpl = 0xb7d25d48, code = 200, param = 0xb5f5c578, extra1 = 0xbfd124dc, extra2 = 0xb5f5f780}<br>
cbp = 0xb5f5c56c<br>
backup = 0x81f1a90<br>
trans_backup = 0xb5f5f6e0<br><strong>FUNCTION</strong> = "run_trans_callbacks"<br>
<a href="https://github.com/OpenSIPS/opensips/pull/7" class="issue-link" title="b2bua: Add AVP-based authentication">#7</a> 0x00bd27f2 in run_trans_callbacks_locked (type=128, trans=0xb5f5f6e0, req=0xb5f606c4, rpl=0xb7d25d48, code=200) at t_hooks.c:265<br>
No locals.<br>
<a href="https://github.com/OpenSIPS/opensips/issues/8" class="issue-link" title="Flag to set string to lower for RURI/From/To/Contact">#8</a> 0x00be0aa0 in relay_reply (t=0xb5f5f6e0, p_msg=0xb7d25d48, branch=0, msg_status=200, cancel_bitmap=0xbfd125f0) at t_reply.c:1373<br>
relay = 0<br>
save_clone = 0<br>
buf = 0xb7d28d3c "SIP/2.0 200 OK\r\nVia: SIP/2.0/UDP XXX.XXX.XXX.212:5060;received=XXX.XXX.XXX.212;branch=z9hG4bK41fdcfc0;rport=5060\r\nFrom: \"Alice Smith\" sip:4155551212@XXX.XXX.XXX.212;tag=as23a843c7\r\nTo:
res_len = 461<br>
relayed_code = 200<br>
relayed_msg = 0xb7d25d48<br>
bm = {to_tag_val = {s = 0x0, len = 0}}<br>
totag_retr = 0<br>
reply_status = RPS_COMPLETED<br>
uas_rb = 0xb5f5f774<br>
cb_s = {<br>
s = 0xb7d28d3c "SIP/2.0 200 OK\r\nVia: SIP/2.0/UDP XXX.XXX.XXX.212:5060;received=XXX.XXX.XXX.212;branch=z9hG4bK41fdcfc0;rport=5060\r\nFrom: \"Alice Smith\" ;tag=as23a843c7\r\nTo:
text = {s = 0xb7d25d48 "\003", len = -1076812552}<br>
__FUNCTION__ = "relay_reply"<br>
<a href="https://github.com/OpenSIPS/opensips/issues/9" class="issue-link" title="segfault on fm_malloc">#9</a> 0x00be1461 in reply_received (p_msg=0xb7d25d48) at t_reply.c:1623<br>
msg_status = 200<br>
last_uac_status = <br>
branch = 0<br>
reply_status = <br>
timer = <br>
cancel_bitmap = 0<br>
uac = 0xb5f5f7f8<br>
t = 0xb5f5f6e0<br>
backup_list = 0x81f1a90<br>
---Type to continue, or q to quit--- <br><strong>FUNCTION</strong> = "reply_received"<br>
<a href="https://github.com/OpenSIPS/opensips/issues/10" class="issue-link" title="Set exchange and routing-key for event_rabbitmq module">#10</a> 0x08070529 in forward_reply (msg=0xb7d25d48) at forward.c:575<br>
new_buf = <br>
to = <br>
new_len = <br>
mod = 0xb7ceea64<br>
proto = <br>
id = <br>
send_sock = <br>
len = <br><strong>FUNCTION</strong> = "forward_reply"<br>
<a href="https://github.com/OpenSIPS/opensips/issues/11" class="issue-link" title="Set exchange and routing-key for the event_rabbitmq module">#11</a> 0x080a2e0a in receive_msg (<br>
buf=0x81e1a80 "SIP/2.0 200 OK\r\nVia: SIP/2.0/UDP XXX.XXX.XXX.100:5060;branch=z9hG4bK093e.60998cb.0;received=XXX.XXX.XXX.100\r\nVia: SIP/2.0/UDP XXX.XXX.XXX.212:5060;received=XXX.XXX.XXX.212;branch=z9hG4bK41fdcfc0;rport=506"..., len=552, rcv_info=0xbfd12748) at receive.c:214<br>
start = {tv_sec = 916, tv_usec = -1076811848}<br>
rc = 3<br>
tmp = <br><strong>FUNCTION</strong> = "receive_msg"<br>
<a href="https://github.com/OpenSIPS/opensips/pull/12" class="issue-link" title="Install Notes">#12</a> 0x080fa670 in udp_rcv_loop () at udp_server.c:424<br>
len = 552<br>
tmp = 0x135f58 "\203\354\024\211\306e\241\f"<br>
fromlen = 16<br>
ri = {src_ip = {af = 2, len = 4, u = {addrl = {1468924480, 1292096, 5947968, 5751832}, addr32 = {1468924480, 1292096, 5947968, 5751832}, addr16 = {576, 22414, 46912, <br>
19, 49728, 90, 50200, 87}, addr = "@\002\216W@\267\023\000@\302Z\000\030\304W"}}, dst_ip = {af = 2, len = 4, u = {addrl = {179664593, 0, 0, 0}, addr32 = {<br>
179664593, 0, 0, 0}, addr16 = {30417, 2741, 0, 0, 0, 0, 0, 0}, addr = "\321v\265\n", '\000' }}, src_port = 5060, dst_port = 5060, proto = 1, <br>
proto_reserved1 = 0, proto_reserved2 = 0, src_su = {s = {sa_family = 2, sa_data = "\023\304@\002\216W\000\000\000\000\000\000\000"}, sin = {sin_family = 2, <br>
sin_port = 50195, sin_addr = {s_addr = 1468924480}, sin_zero = "\000\000\000\000\000\000\000"}, sin6 = {sin6_family = 2, sin6_port = 50195, <br>
sin6_flowinfo = 1468924480, sin6_addr = {in6_u = {u6_addr8 = '\000' , u6_addr16 = {0, 0, 0, 0, 0, 0, 0, 0}, u6_addr32 = {0, 0, 0, 0}}}, <br>
sin6_scope_id = 0}}, bind_address = 0xb7d0943c}<br>
p = 0x1<br>
msg = {<br>
s = 0x81e1a80 "SIP/2.0 200 OK\r\nVia: SIP/2.0/UDP XXX.XXX.XXX.100:5060;branch=z9hG4bK093e.60998cb.0;received=XXX.XXX.XXX.100\r\nVia: SIP/2.0/UDP XXX.XXX.XXX.212:5060;received=XXX.XXX.XXX.212;branch=z9hG4bK41fdcfc0;rport=506"..., len = 552}<br>
buf = "SIP/2.0 200 OK\r\nVia: SIP/2.0/UDP XXX.XXX.XXX.100:5060;branch=z9hG4bK093e.60998cb.0;received=XXX.XXX.XXX.100\r\nVia: SIP/2.0/UDP XXX.XXX.XXX.212:5060;received=XXX.XXX.XXX.212;branch=z9hG4bK41fdcfc0;rport=506"...<br><strong>FUNCTION</strong> = "udp_rcv_loop"<br>
<a href="https://github.com/OpenSIPS/opensips/pull/13" class="issue-link" title="1.8">#13</a> 0x0807637b in main_loop () at main.c:942<br>
i = 1<br>
rc = <br>
pid = <br>
si = 0xb7d0943c<br>
startup_done = 0x0<br>
load_p = 0xb5f53560<br>
chd_rank = 6<br><strong>FUNCTION</strong> = "main_loop"<br>
<a href="https://github.com/OpenSIPS/opensips/pull/14" class="issue-link" title="Added presence federation algorithm.">#14</a> 0x0807a165 in main (argc=Cannot access memory at address 0x0<br>
) at main.c:1634<br>
cfg_log_stderr = 0<br>
cfg_stream = 0x94c3560<br>
c = <br>
r = 0<br>
tmp = 0x97cf18 "\f"<br>
tmp_len = <br>
port = 1520325<br>
proto = <br>
ret = <br>
seed = 636361072<br>
rfd = 4<br><strong>FUNCTION</strong> = "main"</p>
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