#0  0x00e964d3 in matching_3261 (p_msg=0x81647e8, trans=0xbff74f38, skip_method=4294967294) at t_lookup.c:222
222             if (memcmp(get_to(ack)->tag_value.s,p_cell->uas.local_totag.s,
(gdb) frame 0
#0  0x00e964d3 in matching_3261 (p_msg=0x81647e8, trans=0xbff74f38, skip_method=4294967294) at t_lookup.c:222
222             if (memcmp(get_to(ack)->tag_value.s,p_cell->uas.local_totag.s,
(gdb) print p_cell
$1 = (struct cell *) 0xb62b5540
(gdb) print p_msg
$2 = (struct sip_msg *) 0x81647e8
(gdb) print p_msg->buf
$3 = 0x80d61e0 "ACK sip:0389719641@domain.tld:5060 SIP/2.0\r\nMax-Forwards: 16\r\nContent-Length: 0\r\nVia: SIP/2.0/UDP 10.0.140.147:5060;branch=z9hG4bK4f1b8571c\r\nCall-ID: bf85c76a5e2066256679e3945f6b4e36@10.0.140.147\r\nF"...
(gdb) print p_cell->uas.local_totag.len
$4 = 13
(gdb) print p_cell->uas.local_totag.s
$5 = 0xae27c865 <Address 0xae27c865 out of bounds>
(gdb) print p_msg->to
$6 = (struct hdr_field *) 0x814dd20
(gdb) print p_msg->to->parsed
$7 = (void *) 0x8149e58
(gdb) print *((struct to_body*)(p_msg->tp->parsed))
There is no member named tp.
(gdb) print *((struct to_body*)(p_msg->to->parsed))
$8 = {error = 1, body = {
    s = 0x80d62e7 "sip:0389719641@domain.tld:5060;tag=53CD8D80-21B4\r\nCSeq: 1958434801 ACK\r\nProxy-Authorization:Digest response=\"bb6d10563abedc80c710bc1449503a00\",username=\"0389242897\",realm=\"domain.tld\",nonce=\"4a83f"..., len = 32}, uri = {
    s = 0x80d62e7 "sip:0389719641@domain.tld:5060;tag=53CD8D80-21B4\r\nCSeq: 1958434801 ACK\r\nProxy-Authorization:Digest response=\"bb6d10563abedc80c710bc1449503a00\",username=\"0389242897\",realm=\"domain.tld\",nonce=\"4a83f"..., len = 32}, display = {s = 0x0, len = 0}, 
  tag_value = {
    s = 0x80d630c "53CD8D80-21B4\r\nCSeq: 1958434801 ACK\r\nProxy-Authorization:Digest response=\"bb6d10563abedc80c710bc1449503a00\",username=\"0389242897\",realm=\"domain.tld\",nonce=\"4a83f4a3d97c4567ea4ac6c6a1bf57c3cff84696\","..., len = 13}, param_lst = 0x81514c8, 
  last_param = 0x81514c8}
(gdb) print ((struct to_body*)(p_msg->to->parsed))->tag_value.len
$9 = 13
(gdb) print ((struct to_body*)(p_msg->to->parsed))->tag_value.s
$10 = 0x80d630c "53CD8D80-21B4\r\nCSeq: 1958434801 ACK\r\nProxy-Authorization:Digest response=\"bb6d10563abedc80c710bc1449503a00\",username=\"0389242897\",realm=\"domain.tld\",nonce=\"4a83f4a3d97c4567ea4ac6c6a1bf57c3cff84696\","...