Bugs item #2000515, was opened at 2008-06-23 08:41
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Category: modules
Group: ver 1.3.x
Status: Open
Resolution: None
Priority: 5
Private: No
Submitted By: Pablo Guijarro (pge354)
Assigned to: Nobody/Anonymous (nobody)
Summary: Pua crash in subs_cback_func
Initial Comment:
>From time to time, OpenSER 1.3.1 shuts down due to a segmentation fault in the
>PUA module while processing the response to a SUBSCRIBE from a XMPP user.
>Below you can see the information provided by the log file and the backtrace
>of the core generated.
I suppose that it was not expected to reach that line of code without having
"pto" variable set, but the fact is that it happens in some cases, and anyway,
the application should not crash.
- Log file:
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18827]: DBG:pua:subs_cback_func:
completed with status 202
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18827]: DBG:core:parse_headers:
flags=ffffffffffffffff
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18827]: DBG:core:get_hdr_field:
content_length=0
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18827]: DBG:core:get_hdr_field:
found end of header
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18827]: DBG:pua:subs_cback_func:
lexpire= 180
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18827]: DBG:pua:get_dialog:
core_hash= 427
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18842]:
CRITICAL:core:receive_fd: EOF on 16
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18820]: INFO:core:handle_sigs:
child process 18827 exited by a signal 11
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18842]:
DBG:core:handle_ser_child: dead child 6, pid 18827 (shutting down?)
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18820]: INFO:core:handle_sigs:
core was generated
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18820]: INFO:core:handle_sigs:
terminating due to SIGCHLD
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18840]: INFO:core:sig_usr:
signal 15 received
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18842]: INFO:core:sig_usr:
signal 15 received
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18839]: INFO:core:sig_usr:
signal 15 received
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18837]: INFO:core:sig_usr:
signal 15 received
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18838]: INFO:core:sig_usr:
signal 15 received
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18832]: INFO:core:sig_usr:
signal 15 received
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18831]: INFO:core:sig_usr:
signal 15 received
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18830]: INFO:core:sig_usr:
signal 15 received
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18835]: INFO:core:sig_usr:
signal 15 received
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18823]: INFO:core:sig_usr:
signal 15 received
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18825]: INFO:core:sig_usr:
signal 15 received
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18824]: INFO:core:sig_usr:
signal 15 received
Jun 9 07:49:29 cmovil /usr/local/sbin/openser[18822]: INFO:core:sig_usr:
signal 15 received
- Backtrace:
Core was generated by `/usr/local/sbin/openser -P /var/run/openser.pid -m 64'.
Program terminated with signal 11, Segmentation fault.
#0 0xb78be14f in subs_cback_func (t=0xb3a538e8, cb_type=256, ps=0xb7ba2234) at
send_subscribe.c:454
454 size= sizeof(ua_pres_t)+ 2*sizeof(str)+( pto->uri.len+
(gdb) backtrace
#0 0xb78be14f in subs_cback_func (t=0xb3a538e8, cb_type=256, ps=0xb7ba2234) at
send_subscribe.c:454
#1 0xb7b7a0d7 in run_trans_callbacks (type=256, trans=0xb3a538e8, req=0x0,
rpl=0x818f6f8, code=202) at t_hooks.c:205
#2 0xb7b92cb1 in local_reply (t=0xb3a538e8, p_msg=0x818f6f8, branch=0,
msg_status=202, cancel_bitmap=0xbfcc5730) at t_reply.c:1245
#3 0xb7b95844 in reply_received (p_msg=0x818f6f8) at t_reply.c:1384
#4 0x08063e08 in forward_reply (msg=0x818f6f8) at forward.c:499
#5 0x08094372 in receive_msg (
buf=0x8165000 "SIP/2.0 202 OK\r\nVia: SIP/2.0/UDP
192.168.1.33;branch=z9hG4bKb79c.15401d07.0\r\nTo: sip:[EMAIL
PROTECTED];tag=10.16365.1213770124.16\r\nFrom: sip:[EMAIL
PROTECTED];tag=533cb9e91f4b999cf76861cbb9ed54ed-55"..., len=368,
rcv_info=0xbfcc5864) at receive.c:194
#6 0x080d4063 in udp_rcv_loop () at udp_server.c:438
#7 0x0806c506 in main (argc=5, argv=0xbfcc5a44) at main.c:834
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