<div dir="ltr">Hi Allen,<br><br>Did you try with two parameters: name, value?<div><br><div> <b>$avp(keys) = "registered";</b><br> $avp(values) = "true";<br> xlog("Raised E_WFC_REGISTERED $avp(values)");<br> raise_event("E_WFC_REGISTERED", <b>$avp(keys)</b>, $avp(values));</div></div><div><br></div><div>I know they are said to be optional in the documentation but probably it is optional for two. Either no params or if you pass parameters, you have to pass both.</div></div><br><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, Jul 28, 2020 at 9:59 AM Mark Allen <<a href="mailto:mark@allenclan.co.uk">mark@allenclan.co.uk</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">We're upgrading from 3.0 to 3.1. Everything seems ok except we get a weird error. We subscribe a dynamic event...<div><br></div><div><font face="monospace"> startup_route {<br> subscribe_event("E_WFC_REGISTERED", "udp:<a href="http://127.0.0.1:8888" target="_blank">127.0.0.1:8888</a>");<br> }</font><br></div><div><br></div><div>which we can see works from /var/log/syslog...</div><div><font face="monospace"> </font></div><div><font face="monospace"> event_datagram:mod_init: initializing module ...<br></font></div><div><font face="monospace"> core:evi_publish_event: Registered event <E_WFC_REGISTERED(20)<br></font></div><div><br></div><div>and in the script we invoke it with...</div><div><br></div><div><font face="monospace"> if(is_method("REGISTER")) {<br></font></div><div><font face="monospace"> $avp(values) = "true";<br> xlog("Raised E_WFC_REGISTERED $avp(values)");<br> raise_event("E_WFC_REGISTERED",$avp(values));<br></font></div><div><font face="monospace"><br></font></div><div><font face="arial, sans-serif">When a phone registers, raise_event() is triggered and OpenSIPS crashes with a segmentation fault - shown in /var/log/syslog...</font></div><div><font face="arial, sans-serif"><br></font></div><div><font face="monospace"> Raised E_WFC_REGISTERED true<br></font></div><font face="monospace"> CRITICAL:core:sig_usr: segfault in process pid: 10525, id: 8<br> segfault at 8 ip 000055cef821313f sp 00007ffcdf4d3410 error 4 in opensips[55cef801a000+264000]<br> kernel: [197593.785622] Code: 0e 00 4c 89 ef e8 1b 70 fc ff 49 63 74 24 08 49 8b 3c 24 e8 51 a1 fc ff 48 89 c2 48 8d 35 8f 0d 07 00 4c 89 ef e8 fb 6f fc ff <49> 8b 46 08 48 85 c0 74 0b 48 83 78 18 00 0f 84 a5 02 00 00 e8 34<br> INFO:core:handle_sigs: child process 10525 exited by a signal 11<br> INFO:core:handle_sigs: core was generated<br> INFO:core:handle_sigs: terminating due to SIGCHLD</font><div><font face="monospace"><br></font></div><div><font face="arial, sans-serif">If I comment out the </font>raise_event() line - OpenSIPS seems fine and doesn't crash when passing through this code. </div><div><br></div><div><br></div><div><br></div><div><font face="arial, sans-serif">Running gdb to get core file backtrace we see...</font></div><div><font face="arial, sans-serif"><br></font></div><div><font face="monospace">Core was generated by `/usr/sbin/opensips -P /run/opensips/opensips.pid -f /etc/opensips/opensips.cfg'.<br>Program terminated with signal SIGSEGV, Segmentation fault.<br>#0 evi_build_payload (params=0x0, method=0x7f931f5b6f08, id=id@entry=0, extra_param_k=extra_param_k@entry=0x0,<br> extra_param_v=extra_param_v@entry=0x0) at evi/evi_transport.c:159<br>159 if (params->first && !params->first->name.s) {<br>(gdb) bt full<br>#0 evi_build_payload (params=0x0, method=0x7f931f5b6f08, id=id@entry=0, extra_param_k=extra_param_k@entry=0x0,<br> extra_param_v=extra_param_v@entry=0x0) at evi/evi_transport.c:159<br> param = <optimized out><br> param_obj = 0x0<br> tmp = <optimized out><br> ret_obj = 0x7f9323135fe0<br> payload = 0x0<br> __FUNCTION__ = "evi_build_payload"<br>#1 0x00007f931b7d934f in datagram_raise (msg=<optimized out>, ev_name=<optimized out>, sock=0x7f931f5c54c8, params=<optimized out>)<br> at event_datagram.c:315<br> ret = <optimized out><br> buf = <optimized out><br> __FUNCTION__ = "datagram_raise"<br>#2 0x000055cef82148fb in evi_raise_event_msg (msg=msg@entry=0x7f9323134890, id=id@entry=20, params=params@entry=0x0)<br> at evi/event_interface.c:208<br> subs = 0x7f931f5c55a8<br> prev = <optimized out><br> now = 1595943308<br> flags = 1073741838<br> pflags = 0<br> ret = 0<br> __FUNCTION__ = "evi_raise_event_msg"<br>#3 0x000055cef8216afb in evi_raise_script_event (msg=0x7f9323134890, id=20, _a=<optimized out>, _v=<optimized out>)<br> at evi/event_interface.c:430<br> vals = <optimized out><br> attrs = <optimized out><br> v_avp = <optimized out><br> a_avp = <optimized out><br> err = <optimized out><br> val = {n = 587654904, s = {s = 0x7f932306e6f8 "\002", len = -133061172}}<br> attr = {n = 0, s = {s = 0x0, len = -133445686}}<br> at = <optimized out><br> params = 0x0<br> __FUNCTION__ = "evi_raise_script_event"<br>#4 0x000055cef8068c5f in w_raise_event (msg=<optimized out>, ev_id=<optimized out>, attrs_avp=<optimized out>,<br> vals_avp=<optimized out>) at core_cmds.c:1204<br> __FUNCTION__ = "w_raise_event"<br>#5 0x000055cef8086199 in do_action (a=0x7f932304d020, msg=0x7f9323134890) at action.c:972<br> ret = <optimized out><br> v = <optimized out><br> i = <optimized out><br> len = <optimized out><br> cmatch = <optimized out><br> aitem = <optimized out><br> adefault = <optimized out><br> spec = <optimized out><br> val = {rs = {s = 0x7f932304c748 "\002", len = 0}, ri = -129751552, flags = 21966}<br> start = {tv_sec = 94347416839552, tv_usec = 140269924432168}<br> end_time = <optimized out><br> cmd = 0x55cef832c550 <core_cmds+11280><br> acmd = <optimized out><br> cmdp = {0x14, 0x7f932304cf88, 0x0, 0x2, 0x7f9323134890, 0x55cef80bb253 <eval_elem+1256>, 0x1, 0xc}<br> tmp_vals = {{rs = {s = 0x400000000 <error: Cannot access memory at address 0x400000000>, len = 587509104}, ri = 18, flags = 0}, {rs = {s = 0x7f9323134890 "\001", len = 587509104}, ri = 588466320, flags = 32659}, {rs = {s = 0x55cef8442600 <_oser_err_info> "", len = -133061748}, ri = -131568035, flags = 21966}, {rs = {s = 0x3 <error: Cannot access memory at address 0x3>, len = 587512256}, ri = 3, flags = 0}, {rs = {s = 0x7ffcdf4d3790 "\220H\023#\223\177", len = 587509104}, ri = -131568035, flags = 21966}, {rs = {s = 0x3 <error: Cannot access memory at address 0x3>, len = 0}, ri = 587655824, flags = 32659}, {rs = {s = 0x0, len = 588466320}, ri = 0, flags = 0}, {rs = {s = 0x55cef80baba7 <eval_expr+300> "A\211\304D\213\005\277\355'", len = 593194504}, ri = 2, flags = 0}}<br> sval = {s = 0x7ffcdf4d3730 "]n(\370\316U", len = 587515424}<br> __FUNCTION__ = "do_action"</font><font face="arial, sans-serif"><br></font></div><div><font face="arial, sans-serif"> </font></div><div>(full backtrace is available)</div><div><br></div><div>Build is taken from 3.1 branch on GitHub</div><div>Server is running Debian 10 (Buster)</div><div><br></div><div><br></div></div>
_______________________________________________<br>
Users mailing list<br>
<a href="mailto:Users@lists.opensips.org" target="_blank">Users@lists.opensips.org</a><br>
<a href="http://lists.opensips.org/cgi-bin/mailman/listinfo/users" rel="noreferrer" target="_blank">http://lists.opensips.org/cgi-bin/mailman/listinfo/users</a><br>
</blockquote></div>