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What is the value of tcp_children on your config? Do you listen on a
tcp socket?<br>
<br>
I need also more from gdb:<br>
<br>
frame 1<br>
p tcp_children[0]<br>
<br>
Daniel<br>
<br>
<div class="moz-cite-prefix">On 20/05/14 17:44, Peter Villeneuve
wrote:<br>
</div>
<blockquote
cite="mid:CAEiJqQPNLUU5oF0Z=bKrBq9JNeW6nZWUMAW_FcSjcTRcjHXPEQ@mail.gmail.com"
type="cite">
<div dir="ltr">Sure. Thanks Daniel.
<div><br>
</div>
<div><br>
</div>
<div>
<div>#0 handle_ser_child (p=0x7f1ec3adc1d8,
fd_i=fd_i@entry=-1) at tcp_main.c:3579</div>
<div> tcpconn = <optimized out></div>
<div> tmp = <optimized out></div>
<div> response = {9034836, 2086}</div>
<div> cmd = <optimized out></div>
<div> bytes = <optimized out></div>
<div> ret = -1</div>
<div> fd = <optimized out></div>
<div> flags = <optimized out></div>
<div> t = <optimized out></div>
<div> con_lifetime = <optimized out></div>
<div> nxt_timeout = <optimized out></div>
<div> __FUNCTION__ = "handle_ser_child"</div>
<div>#1 0x00000000005328da in send2child
(tcpconn=0x7f05815ddda8) at tcp_main.c:3979</div>
<div> i = <optimized out></div>
<div> min_busy = <optimized out></div>
<div> idx = 0</div>
<div> wlast = <optimized out></div>
<div> last = <optimized out></div>
<div>
crt = 1</div>
<div> wfirst = <optimized out></div>
<div>#2 handle_tcpconn_ev (tcpconn=0x7f05815ddda8,
ev=<optimized out>, ev@entry=1, fd_i=fd_i@entry=-1) at
tcp_main.c:4314</div>
<div> empty_q = <optimized out></div>
<div> bytes = 0</div>
<div> __FUNCTION__ = "handle_tcpconn_ev"</div>
<div>#3 0x000000000053c428 in handle_io (idx=-1,
ev=<optimized out>, fm=<optimized out>) at
tcp_main.c:4366</div>
<div>
ret = <optimized out></div>
<div>#4 io_wait_loop_epoll (repeat=repeat@entry=0, t=5,
h=0x89dc40) at io_wait.h:1092</div>
<div> n = 1</div>
<div> r = <optimized out></div>
<div> fm = 0x7f058b9da368</div>
<div> revents = 1</div>
<div>#5 0x0000000000544577 in tcp_main_loop () at
tcp_main.c:4660</div>
<div> si = <optimized out></div>
<div> r = <optimized out></div>
<div> __FUNCTION__ = "tcp_main_loop"</div>
<div>#6 0x00000000004821a8 in main_loop () at main.c:1711</div>
<div> i = <optimized out></div>
<div> pid = <optimized out></div>
<div> si = 0x0</div>
<div> si_desc =
"\t\000\000\000\005\177\000\000\000\000\034\000\000\000\000\000\001\000\000\000\005\177\000\000\310\311\027\206\005\177",
'\000' <repeats 18 times>,
"pn\233\213\005\177\000\000\002\000\000\000\000\000\000\000\f\b\000\000\000\000\000\000@\333`\000\000\000\000\000\003\000\000\000\377\177\000\000\000!\006\370
\033\340\337\001\000\000\000\000\000\000\000\001\000\000\000\000\000\000\000\210ٓ\000\000\000\000\000\200ٓ\000\000\000\000"</div>
<div> nrprocs = <optimized out></div>
<div> __FUNCTION__ = "main_loop"</div>
<div><br>
</div>
<div>#7 0x0000000000420585 in main (argc=<optimized
out>, argv=<optimized out>) at main.c:2533</div>
<div> cfg_stream = <optimized out></div>
<div> c = <optimized out></div>
<div> r = <optimized out></div>
<div> tmp = 0x7fffd40e1f81 ""</div>
<div> tmp_len = -737279072</div>
<div> port = -163754450</div>
<div> proto = -1</div>
<div> options = 0x608ab0
":f:cm:M:dVIhEeb:l:L:n:vKrRDTN:W:w:t:u:g:P:G:SQ:O:a:A:"</div>
<div> ret = -1</div>
<div> seed = 542838069</div>
<div> rfd = 0</div>
<div>---Type <return> to continue, or q <return>
to quit---</div>
<div> debug_save = <optimized out></div>
<div> debug_flag = <optimized out></div>
<div> dont_fork_cnt = <optimized out></div>
<div> n_lst = 0x0</div>
<div> p = <optimized out></div>
<div> __FUNCTION__ = "main"</div>
<div>(gdb) p *p</div>
<div>Cannot access memory at address 0x7f1ec3adc1d8</div>
<div>(gdb) </div>
</div>
<div><br>
</div>
</div>
<div class="gmail_extra"><br>
<br>
<div class="gmail_quote">On Tue, May 20, 2014 at 4:04 PM,
Daniel-Constantin Mierla <span dir="ltr"><<a
moz-do-not-send="true" href="mailto:miconda@gmail.com"
target="_blank">miconda@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0
.8ex;border-left:1px #ccc solid;padding-left:1ex">
<div bgcolor="#FFFFFF" text="#000000"> Hello,<br>
<br>
can you get the output of gdb for 'bt full'?<br>
<br>
As well as 'p *p'?<br>
<br>
Daniel
<div>
<div class="h5"><br>
<br>
<div>On 20/05/14 15:59, Peter Villeneuve wrote:<br>
</div>
</div>
</div>
<blockquote type="cite">
<div>
<div class="h5">
<div dir="ltr">Well I ended up dumping the core and
this is what GDB tells me.
<div>How can tcp_main.c be missing if I installed
the deb packages? Weird.</div>
<div><br>
</div>
<div>What do people suggest I do from here? Remove
the deb packages and compile directly from git?</div>
<div><br>
</div>
<div>Thanks,</div>
<div><br>
</div>
<div>Peter</div>
<div><br>
<div><br>
</div>
<div>
<div>me@myhost:/$ sudo gdb /usr/sbin/kamailio
/home/corefiles/core2</div>
<div>GNU gdb (GDB) 7.4.1-debian</div>
<div>Copyright (C) 2012 Free Software
Foundation, Inc.</div>
<div>License GPLv3+: GNU GPL version 3 or
later <<a moz-do-not-send="true"
href="http://gnu.org/licenses/gpl.html"
target="_blank">http://gnu.org/licenses/gpl.html</a>></div>
<div>This is free software: you are free to
change and redistribute it.</div>
<div> There is NO WARRANTY, to the extent
permitted by law. Type "show copying"</div>
<div>and "show warranty" for details.</div>
<div>This GDB was configured as
"x86_64-linux-gnu".</div>
<div>For bug reporting instructions, please
see:</div>
<div><<a moz-do-not-send="true"
href="http://www.gnu.org/software/gdb/bugs/"
target="_blank">http://www.gnu.org/software/gdb/bugs/</a>>...</div>
<div>Reading symbols from
/usr/sbin/kamailio...Reading symbols from
/usr/lib/debug/.build-id/dd/9191ec1e595a90e4844b8ccd1c70b3c92037a1.debug...done.</div>
<div>done.</div>
<div>[New LWP 30988]</div>
<div><br>
</div>
<div>warning: Could not load shared library
symbols for linux-vdso.so.1.</div>
<div>Do you need "set solib-search-path" or
"set sysroot"?</div>
<div> [Thread debugging using libthread_db
enabled]</div>
<div>Using host libthread_db library
"/lib/x86_64-linux-gnu/libthread_db.so.1".</div>
<div>Core was generated by `/usr/sbin/kamailio
-f /etc/kamailio/kamailio.cfg -P
/var/run/kamailio/kamailio.'.</div>
<div>Program terminated with signal 11,
Segmentation fault.</div>
<div>#0 handle_ser_child (p=0x7f1ec3adc1d8,
fd_i=fd_i@entry=-1) at tcp_main.c:3579</div>
<div>3579 <b>tcp_main.c: No such file or
directory</b>.</div>
<div> (gdb) backtrace</div>
<div>#0 handle_ser_child (p=0x7f1ec3adc1d8,
fd_i=fd_i@entry=-1) at tcp_main.c:3579</div>
<div>#1 0x00000000005328da in send2child
(tcpconn=0x7f05815ddda8) at tcp_main.c:3979</div>
<div>#2 handle_tcpconn_ev
(tcpconn=0x7f05815ddda8, ev=<optimized
out>, ev@entry=1, fd_i=fd_i@entry=-1) at
tcp_main.c:4314</div>
<div>#3 0x000000000053c428 in handle_io
(idx=-1, ev=<optimized out>,
fm=<optimized out>) at tcp_main.c:4366</div>
<div>#4 io_wait_loop_epoll
(repeat=repeat@entry=0, t=5, h=0x89dc40) at
io_wait.h:1092</div>
<div> #5 0x0000000000544577 in tcp_main_loop
() at tcp_main.c:4660</div>
<div>#6 0x00000000004821a8 in main_loop () at
main.c:1711</div>
<div>#7 0x0000000000420585 in main
(argc=<optimized out>,
argv=<optimized out>) at main.c:2533</div>
<div>(gdb) </div>
</div>
<div><br>
</div>
</div>
</div>
<div class="gmail_extra"><br>
<br>
<div class="gmail_quote">On Tue, May 20, 2014 at
11:33 AM, Peter Villeneuve <span dir="ltr"><<a
moz-do-not-send="true"
href="mailto:petervnv1@gmail.com"
target="_blank">petervnv1@gmail.com</a>></span>
wrote:<br>
<blockquote class="gmail_quote" style="margin:0
0 0 .8ex;border-left:1px #ccc
solid;padding-left:1ex">
<div dir="ltr">Hi,
<div><br>
</div>
<div>I posted previously on this issue but
never got any replies.</div>
<div><br>
</div>
<div>Has anyone had this experience with
4.1?</div>
<div>It seems that as soon as a UAC tries to
register, Kamailio segfaults:</div>
<div><br>
</div>
<div>
<div>May 20 09:41:00 vmhost
/usr/sbin/kamailio[27806]: ALERT:
<core> [main.c:775]:
handle_sigs(): child process 27813
exited by a signal 11</div>
<div>May 20 09:41:00 vmhost
/usr/sbin/kamailio[27806]: ALERT:
<core> [main.c:778]:
handle_sigs(): core was not generated</div>
<div>May 20 09:41:00 vmhost
/usr/sbin/kamailio[27806]: INFO:
<core> [main.c:790]:
handle_sigs(): INFO: terminating due to
SIGCHLD</div>
<div>May 20 09:41:00 vmhost kernel:
[251087.555502] kamailio[27813]: <b>segfault
at</b> 7fa5d1d0a1dc ip
0000000000536104 sp 00007fffaade6c20
error 4 in kamailio[400000+27a000]</div>
<div>May 20 09:41:00 vmhost
/usr/sbin/kamailio[27812]: INFO:
<core> [main.c:841]: sig_usr():
INFO: signal 15 received</div>
</div>
</div>
</blockquote>
</div>
<br>
</div>
<br>
<fieldset></fieldset>
<br>
</div>
</div>
<div class="">
<pre>_______________________________________________
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</blockquote>
<span class="HOEnZb"><font color="#888888"> <br>
<pre cols="72">--
Daniel-Constantin Mierla - <a moz-do-not-send="true" href="http://www.asipto.com" target="_blank">http://www.asipto.com</a>
<a moz-do-not-send="true" href="http://twitter.com/#%21/miconda" target="_blank">http://twitter.com/#!/miconda</a> - <a moz-do-not-send="true" href="http://www.linkedin.com/in/miconda" target="_blank">http://www.linkedin.com/in/miconda</a></pre>
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</blockquote>
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</blockquote>
<br>
<pre class="moz-signature" cols="72">--
Daniel-Constantin Mierla - <a class="moz-txt-link-freetext" href="http://www.asipto.com">http://www.asipto.com</a>
<a class="moz-txt-link-freetext" href="http://twitter.com/#!/miconda">http://twitter.com/#!/miconda</a> - <a class="moz-txt-link-freetext" href="http://www.linkedin.com/in/miconda">http://www.linkedin.com/in/miconda</a></pre>
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