On a not really loaded kamailio (less than 50 users at the moment),
I'm getting a core dump every few days. I've tried multiple verisons
of Kamailio, 4.4.x , 4.3.x and also on 5.0.0-dev7 .
I can't reproduce it adhoc, but every few days it happens...
backtrace:
Version: version: kamailio 5.0.0-dev7 (x86_64/linux) 7360b0
[New LWP 29728]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `/usr/local/sbin/kamailio -P
/var/run/kamailio.pid -f /usr/local/etc/kamailio//k'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0 0x00007f92c5a0be98 in __dialog_sendpublish (dlg=0x7f92c0e3a6c0,
type=64, _params=0x7f92c0423500 <params>) at pua_dialoginfo.c:264
264 uri = dlginfo->to_uri;
(gdb) backtrace
#0 0x00007f92c5a0be98 in __dialog_sendpublish (dlg=0x7f92c0e3a6c0,
type=64, _params=0x7f92c0423500 <params>) at pua_dialoginfo.c:264
#1 0x00007f92c01e2563 in run_dlg_callbacks (type=64,
dlg=0x7f92c0e3a6c0, req=0x7f92cc6d5db8, rpl=0x0, dir=1, dlg_data=0x0)
at dlg_cb.c:256
#2 0x00007f92c01a92b1 in dlg_terminated (req=0x7f92cc6d5db8,
dlg=0x7f92c0e3a6c0, dir=1) at dlg_handlers.c:366
#3 0x00007f92c01b610f in dlg_onroute (req=0x7f92cc6d5db8,
route_params=0x7ffc7de27ba0, param=0x0) at dlg_handlers.c:1409
#4 0x00007f92c9292171 in run_rr_callbacks (req=0x7f92cc6d5db8,
rr_param=0x7ffc7de27c20) at rr_cb.c:96
#5 0x00007f92c9287ac2 in after_loose (_m=0x7f92cc6d5db8, preloaded=0)
at loose.c:928
#6 0x00007f92c9288168 in loose_route (_m=0x7f92cc6d5db8) at loose.c:962
#7 0x00007f92c928b7ee in w_loose_route (msg=0x7f92cc6d5db8, p1=0x0,
p2=0x0) at rr_mod.c:266
#8 0x000000000041f5d9 in do_action (h=0x7ffc7de285b0,
a=0x7f92cc5f7a70, msg=0x7f92cc6d5db8) at action.c:1054
#9 0x000000000042bcde in run_actions (h=0x7ffc7de285b0,
a=0x7f92cc5f7a70, msg=0x7f92cc6d5db8) at action.c:1552
#10 0x000000000042c383 in run_actions_safe (h=0x7ffc7de29c60,
a=0x7f92cc5f7a70, msg=0x7f92cc6d5db8) at action.c:1620
#11 0x000000000061fe86 in rval_get_int (h=0x7ffc7de29c60,
msg=0x7f92cc6d5db8, i=0x7ffc7de28cc0, rv=0x7f92cc5f7bc8, cache=0x0) at
rvalue.c:912
#12 0x00000000006243c3 in rval_expr_eval_int (h=0x7ffc7de29c60,
msg=0x7f92cc6d5db8, res=0x7ffc7de28cc0, rve=0x7f92cc5f7bc0) at
rvalue.c:1910
#13 0x000000000041f0d1 in do_action (h=0x7ffc7de29c60,
a=0x7f92cc600430, msg=0x7f92cc6d5db8) at action.c:1030
#14 0x000000000042bcde in run_actions (h=0x7ffc7de29c60,
a=0x7f92cc600430, msg=0x7f92cc6d5db8) at action.c:1552
#15 0x000000000041f548 in do_action (h=0x7ffc7de29c60,
a=0x7f92cc6006d0, msg=0x7f92cc6d5db8) at action.c:1045
#16 0x000000000042bcde in run_actions (h=0x7ffc7de29c60,
a=0x7f92cc6006d0, msg=0x7f92cc6d5db8) at action.c:1552
#17 0x000000000041c0fb in do_action (h=0x7ffc7de29c60,
a=0x7f92cc545730, msg=0x7f92cc6d5db8) at action.c:678
#18 0x000000000042bcde in run_actions (h=0x7ffc7de29c60,
a=0x7f92cc537760, msg=0x7f92cc6d5db8) at action.c:1552
#19 0x000000000042c44b in run_top_route (a=0x7f92cc537760,
msg=0x7f92cc6d5db8, c=0x0) at action.c:1641
#20 0x00000000005726a2 in receive_msg (
buf=0xa1c200 <buf> "BYE sip:echo@123.48.11.215:5070;transport=udp
SIP/2.0\r\nVia: SIP/2.0/UDP
0.0.0.0:5060;rport;branch=z9hG4bKPj26b505ba-7ede-4198-a917-bde966b6d8b6\r\nMax-Forwards:
69\r\nFrom: sip:192.168.60.1;tag=9a10d8ab-"..., len=462,
rcv_info=0x7ffc7de29fb0) at receive.c:264
#21 0x000000000047bcdc in udp_rcv_loop () at udp_server.c:507
#22 0x0000000000509de1 in main_loop () at main.c:1618
#23 0x00000000005112de in main (argc=5, argv=0x7ffc7de2a478) at main.c:2639
(gdb)
info locals
tag = {s = 0x0, len = 0}
uri = {s = 0x0, len = 0}
target = {s = 0x0, len = 0}
dlginfo = 0x0
__FUNCTION__ = "__dialog_sendpublish"
(gdb) p dlginfo
$1 = (struct dlginfo_cell *) 0x0
(gdb) p *dlginfo
Cannot access memory at address 0x0
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