[OpenSIPS-Users] Crash

[Bogdan-Andrei Iancu]

Hi Chevio,

Hard to say as the backtrace points to a crashing point into your 
modules......

#0  tncgw_route (msg=0x81950f8, _para1=0x0, _para2=0x0) at
/usr/include/bits/string3.h:85



Regards,
Bogdan

Chevio wrote:
> I am writing a custom module for opensips 1.4. It apparently runs fine and
> clears memory OK, but with some traffic (around 256 consurrent sessions) I
> am getting the following error in opensips log:
>
> Mar  4 16:45:24 a2 /sbin/opensips[7078]: INFO:tncgw:tncgw_ip_lookup: TNCGW
> ip_address_lookup 0.01n beta
> Mar  4 16:45:24 a2 /sbin/opensips[7078]: INFO:tncgw:tncgw_ip_lookup:
> ---Memory allocation
> Mar  4 16:45:24 a2 /sbin/opensips[7078]: INFO:tncgw:tncgw_ip_lookup: ---get
> ip address from the sender
> Mar  4 16:45:24 a2 /sbin/opensips[7078]: INFO:tncgw:tncgw_ip_lookup:
> ---Prepare the query
> Mar  4 16:45:24 a2 /sbin/opensips[7078]: INFO:tncgw:tncgw_ip_lookup: ---Run
> the query
> Mar  4 16:45:24 a2 /sbin/opensips[7078]: INFO:tncgw:tncgw_ip_lookup: ---IP
> Match, read the tech prefix
> Mar  4 16:45:24 a2 /sbin/opensips[7078]: INFO:tncgw:tncgw_ip_lookup:
> ---Compare Prefixes msg:() db:()
> Mar  4 16:45:24 a2 /sbin/opensips[7078]: INFO:tncgw:tncgw_ip_lookup:
> ---Releasing Memory
> Mar  4 16:45:24 a2 /sbin/opensips[7078]: INFO:tncgw:tncgw_ip_lookup:
> ---Return OK
> Mar  4 16:45:24 a2 kernel: [ 1625.912326] opensips[7078]: segfault at 0 ip
> b7b05c3a sp bf82ae60 error 6 in tncgw.so[b7b03000+b000]
> Mar  4 16:45:24 a2 /sbin/opensips[7076]: INFO:core:handle_sigs: child
> process 7078 exited by a signal 11
>
> Here is the back trace
>
> Reading symbols from /lib/tls/i686/cmov/libnss_dns.so.2...done.
> Loaded symbols for /lib/tls/i686/cmov/libnss_dns.so.2
> Core was generated by `/sbin/opensips -P /var/run/opensips.pid'.
> Program terminated with signal 11, Segmentation fault.
> [New process 7078]
> #0  tncgw_route (msg=0x81950f8, _para1=0x0, _para2=0x0)
>     at /usr/include/bits/string3.h:85
> 85        return __builtin___memset_chk (__dest, __ch, __len, __bos0
> (__dest));
> (gdb) bt
> #0  tncgw_route (msg=0x81950f8, _para1=0x0, _para2=0x0) at
> /usr/include/bits/string3.h:85
> #1  0x08055235 in do_action (a=0x818d948, msg=0x81950f8) at action.c:845
> #2  0x08054132 in run_action_list (a=0x818d948, msg=0x81950f8) at
> action.c:138
> #3  0x080a0166 in eval_expr (e=0x818d9b0, msg=0x81950f8, val=0xbf82b268) at
> route.c:1104
> #4  0x08053def in do_assign (msg=0x81950f8, a=0x818d9d8) at action.c:207
> #5  0x080549b5 in do_action (a=0x818d9d8, msg=0x81950f8) at action.c:951
> #6  0x08054132 in run_action_list (a=0x818d218, msg=0x81950f8) at
> action.c:138
> #7  0x08056805 in do_action (a=0x818f120, msg=0x81950f8) at action.c:717
> #8  0x08054132 in run_action_list (a=0x8189fd0, msg=0x81950f8) at
> action.c:138
> #9  0x080577b4 in run_top_route (a=0x8189fd0, msg=0x81950f8) at action.c:118
> #10 0x08091e44 in receive_msg (
>     buf=0x8162f80 "INVITE sip:15593869589 at 66.187.182.94 SIP/2.0\r\nVia:
> SIP/2.0/UDP
> 216.66.234.201:5060;branch=z9hG4bK06e2c4b6;rport\r\nMax-Forwards:
> 69\r\nFrom: \"7579908981\"
> <sip:7579908981 at 216.66.234.201>;tag=as73d1d8c6\r\nTo"...,  len=861,
> rcv_info=0xbf82b798) at receive.c:165
> #11 0x080ce5d3 in udp_rcv_loop () at udp_server.c:449
> #12 0x0806c456 in main (argc=3, argv=0xbf82b924) at main.c:780
>
> Any idea what might I be doing wrong ?
>
>
>