[SR-Users] Segfault when trying to send MESSAGE through websocket with jsSIP
Daniel-Constantin Mierla
miconda at gmail.com
Wed Apr 9 10:11:45 CEST 2014
Hello,
can you share here the parameters for uac module?
Cheers,
Daniel
On 09/04/14 00:23, Alex Villacís Lasso wrote:
> El 04/04/14 16:26, Alex Villacís Lasso escribió:
>> I am currently trying to replace a pure-Asterisk implementation of
>> SIP messaging through Websockets, with a Kamailio-4.1.2-based
>> implementation. However, when I try to send a message with jsSIP,
>> Kamailio crashes:
>>
>> Program terminated with signal 11, Segmentation fault.
>> #0 0x00007f0e5cf31be3 in reg_ht_get_byuuid (uuid=0x7fff59734b00) at
>> uac_reg.c:350
>> 350 slot = reg_get_entry(hash, _reg_htable->htsize);
>> Missing separate debuginfos, use: debuginfo-install
>> glibc-2.12-1.132.el6.x86_64 keyutils-libs-1.4-4.el6.x86_64
>> krb5-libs-1.10.3-10.el6_4.6.x86_64 libcom_err-1.41.12-18.el6.x86_64
>> libgcc-4.4.7-4.el6.x86_64 libselinux-2.0.94-5.3.el6_4.1.x86_64
>> libtool-ltdl-2.2.6-15.5.el6.x86_64 libunistring-0.9.3-5.el6.x86_64
>> libxml2-2.7.6-14.el6.x86_64
>> mysql-connector-odbc-5.1.5r1144-7.el6.x86_64
>> mysql-libs-5.1.73-3.el6_5.x86_64
>> nss-softokn-freebl-3.14.3-9.el6.x86_64
>> openssl-1.0.1e-16.el6_5.4.x86_64 unixODBC-2.2.14-12.el6_3.x86_64
>> zlib-1.2.3-29.el6.x86_64
>> (gdb) bt
>> #0 0x00007f0e5cf31be3 in reg_ht_get_byuuid (uuid=0x7fff59734b00) at
>> uac_reg.c:350
>> #1 0x00007f0e5cf36c71 in uac_reg_lookup (msg=0x7f0e6271e790,
>> src=0x7fff59734b00, dst=0x7f0e6267c950, mode=0) at uac_reg.c:924
>> #2 0x00007f0e5cf2f991 in w_uac_reg_lookup (msg=0x7f0e6271e790,
>> src=0x7f0e6267e0d0 "\a", dst=0x7f0e6267c950 "\006") at uac.c:560
>> #3 0x0000000000419bf6 in do_action (h=0x7fff59735690,
>> a=0x7f0e6267f1e0, msg=0x7f0e6271e790) at action.c:1111
>> #4 0x0000000000422878 in run_actions (h=0x7fff59735690,
>> a=0x7f0e6267e510, msg=0x7f0e6271e790) at action.c:1599
>> #5 0x0000000000417900 in do_action (h=0x7fff59735690,
>> a=0x7f0e62664aa0, msg=0x7f0e6271e790) at action.c:715
>> #6 0x0000000000422878 in run_actions (h=0x7fff59735690,
>> a=0x7f0e6265d3b8, msg=0x7f0e6271e790) at action.c:1599
>> #7 0x0000000000423017 in run_top_route (a=0x7f0e6265d3b8,
>> msg=0x7f0e6271e790, c=0x0) at action.c:1685
>> #8 0x00000000004a5153 in receive_msg (
>> buf=0x7f0e570d0168 "MESSAGE sip:admin at gatitos.com SIP/2.0\r\nVia:
>> SIP/2.0/WS
>> ftisg2dgtaqe.invalid;branch=z9hG4bK2656184\r\nMax-Forwards: 16\r\nTo:
>> <sip:admin at gatitos.com>\r\nFrom: \"Alex Villacís Lasso\"
>> <sip:avillacisIM at gatitos."..., len=585, rcv_info=0x7f0e570cfe90) at
>> receive.c:212
>> #9 0x00007f0e5c8e5802 in ws_frame_receive (data=0x7fff59735a40) at
>> ws_frame.c:652
>> #10 0x000000000045531c in sr_event_exec (type=10,
>> data=0x7fff59735a40) at events.c:254
>> #11 0x000000000052e04e in ws_process_msg (
>> tcpbuf=0x7f0e570d0160 "\201\376\002I\032\327\302\344MESSAGE
>> sip:admin at gatitos.com SIP/2.0\r\nVia: SIP/2.0/WS
>> ftisg2dgtaqe.invalid;branch=z9hG4bK2656184\r\nMax-Forwards: 16\r\nTo:
>> <sip:admin at gatitos.com>\r\nFrom: \"Alex Villacís Lasso\"
>> <sip:avillacisIM@"..., len=593, rcv_info=0x7f0e570cfe90,
>> con=0x7f0e570cfe78) at tcp_read.c:1146
>> #12 0x000000000052e21f in receive_tcp_msg (
>> tcpbuf=0x7f0e570d0160 "\201\376\002I\032\327\302\344MESSAGE
>> sip:admin at gatitos.com SIP/2.0\r\nVia: SIP/2.0/WS
>> ftisg2dgtaqe.invalid;branch=z9hG4bK2656184\r\nMax-Forwards: 16\r\nTo:
>> <sip:admin at gatitos.com>\r\nFrom: \"Alex Villacís Lasso\"
>> <sip:avillacisIM@"..., len=593, rcv_info=0x7f0e570cfe90,
>> con=0x7f0e570cfe78) at tcp_read.c:1182
>> #13 0x000000000052f2f3 in tcp_read_req (con=0x7f0e570cfe78,
>> bytes_read=0x7fff59735cac, read_flags=0x7fff59735ca4) at tcp_read.c:1383
>> #14 0x0000000000530d27 in handle_io (fm=0x7f0e62724d30, events=1,
>> idx=-1) at tcp_read.c:1617
>> #15 0x00000000005296c0 in io_wait_loop_epoll (h=0x8df220, t=2,
>> repeat=0) at io_wait.h:1092
>> #16 0x0000000000531650 in tcp_receive_loop (unix_sock=53) at
>> tcp_read.c:1728
>> #17 0x0000000000523c21 in tcp_init_children () at tcp_main.c:4959
>> #18 0x000000000046d6a3 in main_loop () at main.c:1702
>> #19 0x000000000047030b in main (argc=13, argv=0x7fff59736178) at
>> main.c:2533
>>
>> Is this a known bug?
> For additional information, the segfault stems from dereferencing a
> NULL pointer at global variable '_reg_htable' declared at
> modules/uac/uac_reg.c , which in turn looks as if the process (or its
> parents before the fork()) failed to call uac_reg_init_ht() . This is
> confirmed by a patch to return NULL from reg_ht_get_byuuid() if
> _reg_htable is NULL - but this variable should not be uninitialized in
> the first place.
>
> _______________________________________________
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--
Daniel-Constantin Mierla - http://www.asipto.com
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
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