On revision 7081 (opensips trunk), we've run into a couple of situations
where cores were generated from a segfault. They both look the same,
contents attached.
#0 backup () at codecs.c:104
104 int n = old->len;
(gdb) bt full
#0 backup () at codecs.c:104
l = 0x79d8b0
old = 0x0
n = <value optimized out>
len = 1
i = 0
__FUNCTION__ = "backup"
#1 0x00002b0d01fb00e1 in pre_route_callback (msg=0x2b0d01b8b140,
param=0x79caf0) at codecs.c:169
No locals.
#2 0x000000000046d9be in exec_post_cb (msg=0x2b0d01b8b140) at
script_cb.c:198
No locals.
#3 exec_pre_route_cb (msg=0x2b0d01b8b140) at script_cb.c:231
No locals.
#4 0x0000000000412153 in run_top_route (a=0x794e70, msg=0x2b0d01b8b140) at
action.c:181
bk_action_flags = 0
bk_rec_lev = 0
#5 0x00002b0d0197777f in run_failure_handlers (Trans=0x2b0d03954950,
new_code=<value optimized out>, branch=<value optimized out>,
should_store=0x7fff00703b58, should_relay=0x7fff00703b5c,
cancel_bitmap=<value optimized out>,
reply=0x796cc0) at t_reply.c:613
faked_req = {id = 6, first_line = {type = 1, len = 53, u = {request
= {method = {
s = 0x2b0d0395bb00 "OPTIONS
sip:1...@internal-sip.mycompany.com
<sip%3a...@internal-sip.mycompany.com>SIP/2.0\r\nRecord-Route:
<sip:4.2.46.245;lr=on;ftag=6364386232656635313363340133363632373934353030>\r\nVia:
SIP/2.0/UDP 4.2.46.245;branch=z9hG4bK8702.83"..., len = 7}, uri = {
s = 0x2b0d0395bb08
"sip:1...@internal-sip.mycompany.com<sip%3a...@internal-sip.mycompany.com>SIP/2.0\r\nRecord-Route:
<sip:4.2.46.245;lr=on;ftag=6364386232656635313363340133363632373934353030>\r\nVia:
SIP/2.0/UDP 4.2.46.245;branch=z9hG4bK8702.83cfa2a.0\r"..., len = 35},
version = {
s = 0x2b0d0395bb2c "SIP/2.0\r\nRecord-Route:
<sip:4.2.46.245;lr=on;ftag=6364386232656635313363340133363632373934353030>\r\nVia:
SIP/2.0/UDP 4.2.46.245;branch=z9hG4bK8702.83cfa2a.0\r\nVia: SIP/2.0/UDP
109.104.88.29:5064"..., len = 7}, method_value = 32}, reply = {version = {
s = 0x2b0d0395bb00 "OPTIONS
sip:1...@internal-sip.mycompany.com
<sip%3a...@internal-sip.mycompany.com>SIP/2.0\r\nRecord-Route:
<sip:4.2.46.245;lr=on;ftag=6364386232656635313363340133363632373934353030>\r\nVia:
SIP/2.0/UDP 4.2.46.245;branch=z9hG4bK8702.83"..., len = 7}, status = {
s = 0x2b0d0395bb08
"sip:1...@internal-sip.mycompany.com<sip%3a...@internal-sip.mycompany.com>SIP/2.0\r\nRecord-Route:
<sip:4.2.46.245;lr=on;ftag=6364386232656635313363340133363632373934353030>\r\nVia:
SIP/2.0/UDP 4.2.46.245;branch=z9hG4bK8702.83cfa2a.0\r"..., len = 35}, reason
= {
s = 0x2b0d0395bb2c "SIP/2.0\r\nRecord-Route:
<sip:4.2.46.245;lr=on;ftag=6364386232656635313363340133363632373934353030>\r\nVia:
SIP/2.0/UDP 4.2.46.245;branch=z9hG4bK8702.83cfa2a.0\r\nVia: SIP/2.0/UDP
109.104.88.29:5064"..., len = 7}, statuscode = 32}}}, via1 = 0x2b0d0395bdf8,
via2 = 0x2b0d0395bf70, headers = 0x2b0d0395bd68, last_header =
0x2b0d0395c530, parsed_flag = 18446744073709551615, h_via1 = 0x2b0d0395bdb0,
h_via2 = 0x2b0d0395bf28,
callid = 0x2b0d0395c4e8, to = 0x2b0d0395c240, cseq =
0x2b0d0395c470, from = 0x2b0d0395c168, contact = 0x2b0d0395c428, maxforwards
= 0x2b0d0395c530, route = 0x0, record_route = 0x2b0d0395bd68, path = 0x0,
content_type = 0x0,
content_length = 0x2b0d0395c120, authorization = 0x0, expires =
0x0, proxy_auth = 0x0, supported = 0x0, proxy_require = 0x0, unsupported =
0x0, allow = 0x0, event = 0x0, accept = 0x2b0d0395c1b0, accept_language =
0x0,
organization = 0x0, priority = 0x0, subject = 0x0, user_agent =
0x2b0d0395c1f8, content_disposition = 0x0, accept_disposition = 0x0,
diversion = 0x0, rpid = 0x0, refer_to = 0x0, session_expires = 0x0, min_se =
0x0, ppi = 0x0,
pai = 0x0, privacy = 0x0, sdp = 0x0, multi = 0x0, eoh =
0x2b0d0395bd63 "\r\n", unparsed = 0x2b0d0395bd63 "\r\n", rcv = {src_ip = {af
= 2, len = 4, u = {addrl = {4113468365, 7}, addr32 = {4113468365, 0, 7, 0},
addr16 = {35789,
62766, 0, 0, 7, 0, 0, 0}, addr =
"Í.\365\000\000\000\000\a\000\000\000\000\000\000"}}, dst_ip = {af = 2, len
= 4, u = {addrl = {2519632845, 0}, addr32 = {2519632845, 0, 0, 0}, addr16 =
{35789, 38446, 0, 0, 0, 0, 0,
0}, addr = "Í.\226", '\000' <repeats 11 times>}}, src_port
= 5060, dst_port = 5060, proto = 1, proto_reserved1 = 0, proto_reserved2 =
0, src_su = {s = {sa_family = 2,
sa_data = "\023\304Í.\365\000\000\000\000\000\000\000"}, sin
= {sin_family = 2, sin_port = 50195, sin_addr = {s_addr = 4113468365},
sin_zero = "\000\000\000\000\000\000\000"}, sin6 = {sin6_family = 2,
sin6_port = 50195, sin6_flowinfo = 4113468365, sin6_addr =
{in6_u = {u6_addr8 = '\000' <repeats 15 times>, u6_addr16 = {0, 0, 0, 0, 0,
0, 0, 0}, u6_addr32 = {0, 0, 0, 0}}}, sin6_scope_id = 0}}, bind_address =
0x795ca0},
buf = 0x2b0d0395bb00 "OPTIONS
sip:1...@internal-sip.mycompany.com<sip%3a...@internal-sip.mycompany.com>SIP/2.0\r\nRecord-Route:
<sip:4.2.46.245;lr=on;ftag=6364386232656635313363340133363632373934353030>\r\nVia:
SIP/2.0/UDP 4.2.46.245;branch=z9hG4bK8702.83"..., len = 613, new_uri = {s =
0x79c4f0
"sip:1...@internal-sip.mycompany.com<sip%3a...@internal-sip.mycompany.com>",
len = 35}, dst_uri = {s = 0x0, len = 0}, parsed_uri_ok = 0, parsed_uri =
{user = {
s = 0x2b0d0395bb0c
"1...@internal-sip.mycompany.comsip/2.0\r\nRecord-Route:
<sip:4.2.46.245;lr=on;ftag=6364386232656635313363340133363632373934353030>\r\nVia:
SIP/2.0/UDP 4.2.46.245;branch=z9hG4bK8702.83cfa2a.0\r\nVia"..., len = 3},
passwd = {s = 0x0, len = 0}, host = {
s = 0x2b0d0395bb10
"internal-sip.mycompany.comSIP/2.0\r\nRecord-Route:
<sip:4.2.46.245;lr=on;ftag=6364386232656635313363340133363632373934353030>\r\nVia:
SIP/2.0/UDP 4.2.46.245;branch=z9hG4bK8702.83cfa2a.0\r\nVia: SI"..., len =
27}, port = {s = 0x0, len = 0}, params = {s = 0x0, len = 0}, headers = {s =
0x0, len = 0}, port_no = 0, proto = 0, type = SIP_URI_T, transport = {s =
0x0, len = 0}, ttl = {s = 0x0, len = 0}, user_param = {s = 0x0,
len = 0}, maddr = {s = 0x0, len = 0}, method = {s = 0x0, len =
0}, lr = {s = 0x0, len = 0}, r2 = {s = 0x0, len = 0}, transport_val = {s =
0x0, len = 0}, ttl_val = {s = 0x0, len = 0}, user_param_val = {s = 0x0, len
= 0},
maddr_val = {s = 0x0, len = 0}, method_val = {s = 0x0, len = 0},
lr_val = {s = 0x0, len = 0}, r2_val = {s = 0x0, len = 0}},
parsed_orig_ruri_ok = 0, parsed_orig_ruri = {user = {s = 0x0, len = 0},
passwd = {s = 0x0,
len = 0}, host = {s = 0x0, len = 0}, port = {s = 0x0, len =
0}, params = {s = 0x0, len = 0}, headers = {s = 0x0, len = 0}, port_no = 0,
proto = 0, type = ERROR_URI_T, transport = {s = 0x0, len = 0}, ttl = {s =
0x0,
len = 0}, user_param = {s = 0x0, len = 0}, maddr = {s = 0x0,
len = 0}, method = {s = 0x0, len = 0}, lr = {s = 0x0, len = 0}, r2 = {s =
0x0, len = 0}, transport_val = {s = 0x0, len = 0}, ttl_val = {s = 0x0, len =
0},
user_param_val = {s = 0x0, len = 0}, maddr_val = {s = 0x0, len =
0}, method_val = {s = 0x0, len = 0}, lr_val = {s = 0x0, len = 0}, r2_val =
{s = 0x0, len = 0}}, add_rm = 0x0, body_lumps = 0x0, reply_lump = 0x0,
add_to_branch_s = '\000' <repeats 57 times>, add_to_branch_len =
0, hash_index = 8312, flags = 0, msg_flags = 32, set_global_address = {s =
0x0, len = 0}, set_global_port = {s = 0x0, len = 0}, force_send_socket =
0x0,
path_vec = {s = 0x0, len = 0}, msg_cb = 0x0}
__FUNCTION__ = "run_failure_handlers"
#6 t_should_relay_response (Trans=0x2b0d03954950, new_code=<value optimized
out>, branch=<value optimized out>, should_store=0x7fff00703b58,
should_relay=0x7fff00703b5c, cancel_bitmap=<value optimized out>,
reply=0x796cc0)
at t_reply.c:911
branch_cnt = 1
picked_code = <value optimized out>
inv_through = <value optimized out>
do_cancel = 0
__FUNCTION__ = "t_should_relay_response"
#7 0x00002b0d01979392 in relay_reply (t=0x79c678, p_msg=0x796cc0,
branch=7354464, msg_status=404, cancel_bitmap=0x79d8b0) at t_reply.c:1125
relay = <value optimized out>
l = 0x79d8b0save_clone = <value optimized out>
buf = <value optimized out>
res_len = 0
relayed_code = 404
relayed_msg = <value optimized out>
bm = {to_tag_val = {s = 0x7fff00703c3c "", len = -1}}
totag_retr = <value optimized out>
reply_status = RPS_ERROR
uas_rb = <value optimized out>
cb_s = {s = 0x796cc0 "\005", len = 7704384}
text = {s = 0x500000000796cc0 <Address 0x500000000796cc0 out of
bounds>, len = 528}
__FUNCTION__ = "relay_reply"
#8 0x00002b0d0197a980 in reply_received (p_msg=0x796cc0) at t_reply.c:1494
msg_status = 404
branch = 7354464
reply_status = <value optimized out>
timer = <value optimized out>
cancel_bitmap = 0
uac = 0x2b0d03954b28
t = 0x2b0d03954950
backup_list = 0x0
__FUNCTION__ = "reply_received"
#9 0x0000000000421e98 in forward_reply (msg=0x796cc0) at forward.c:561
new_buf = <value optimized out>
to = <value optimized out>
new_len = <value optimized out>
mod = 0x7849f8
proto = <value optimized out>
id = <value optimized out>
send_sock = <value optimized out>
len = <value optimized out>
__FUNCTION__ = "forward_reply"
#10 0x00000000004570c2 in receive_msg (
buf=0x758f40 "SIP/2.0 404 Not Found\r\nVia: SIP/2.0/UDP
4.2.46.150;branch=z9hG4bK8702.d1287257.0;rport=5060\r\nVia: SIP/2.0/UDP
4.2.46.245;branch=z9hG4bK8702.83cfa2a.0\r\nVia: SIP/2.0/UDP
109.104.88.29:5064;recei"...,
len=528, rcv_info=0x7fff00703d20) at receive.c:200
msg = 0x79c678
__FUNCTION__ = "receive_msg"
#11 0x000000000049be14 in udp_rcv_loop () at udp_server.c:492
len = 528
tmp = 0x13c4 <Address 0x13c4 out of bounds>
from = <value optimized out>
fromlen = 16
ri = {src_ip = {af = 2, len = 4, u = {addrl = {3526265805, 6},
addr32 = {3526265805, 0, 6, 0}, addr16 = {35789, 53806, 0, 0, 6, 0, 0, 0},
addr = "Í.\322\000\000\000\000\006\000\000\000\000\000\000"}}, dst_ip = {af
= 2,
len = 4, u = {addrl = {2519632845, 0}, addr32 = {2519632845, 0,
0, 0}, addr16 = {35789, 38446, 0, 0, 0, 0, 0, 0}, addr = "Í.\226", '\000'
<repeats 11 times>}}, src_port = 5060, dst_port = 5060, proto = 1,
proto_reserved1 = 0, proto_reserved2 = 0, src_su = {s = {sa_family
= 2, sa_data = "\023\304Í.\322\000\000\000\000\000\000\000"}, sin =
{sin_family = 2, sin_port = 50195, sin_addr = {s_addr = 3526265805},
sin_zero = "\000\000\000\000\000\000\000"}, sin6 =
{sin6_family = 2, sin6_port = 50195, sin6_flowinfo = 3526265805, sin6_addr =
{in6_u = {u6_addr8 = '\000' <repeats 15 times>, u6_addr16 = {0, 0, 0, 0, 0,
0, 0, 0},
u6_addr32 = {0, 0, 0, 0}}}, sin6_scope_id = 0}},
bind_address = 0x795ca0}
p = 0x0
buf = "SIP/2.0 404 Not Found\r\nVia: SIP/2.0/UDP
4.2.46.150;branch=z9hG4bK8702.d1287257.0;rport=5060\r\nVia: SIP/2.0/UDP
4.2.46.245;branch=z9hG4bK8702.83cfa2a.0\r\nVia: SIP/2.0/UDP
109.104.88.29:5064;recei"...
__FUNCTION__ = "udp_rcv_loop"
#12 0x000000000042a65d in main_loop (argc=3, argv=<value optimized out>) at
main.c:818
i = 1
pid = <value optimized out>
si = 0x0
startup_done = 0x0
chd_rank = 6
__FUNCTION__ = "main_loop"
#13 main (argc=3, argv=<value optimized out>) at main.c:1388
cfg_log_stderr = <value optimized out>
cfg_stream = 0xf8d0010
c = <value optimized out>
r = <value optimized out>
old = 0x0
n = <value optimized out>
len = 1
i = 0
__FUNCTION__ = "backup"
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