[asterisk-dev] Encountered a crash on asterisk 16.9.0 with a PJSIP SUBSCRIBE response

[George Joseph]

On Thu, Nov 19, 2020 at 12:38 PM Dan Cropp <dan at amtelco.com> wrote:

> We have a customer who was running 16.3.0 yesterday.  Almost identical
> packets worked yesterday.
> We upgraded them to 16.9.0 today and the very first time it sends the
> SUBSCRIBE to the number/ip, the response crashes with the following
> backtrace.
>
> Customer required we revert back to 16.3.0 so I'm not sure I can replicate
> this.
> Any suggestions of what to do or what to try?
>

First, I'd suggest trying 16.15 but we'd need a full coredump/backtrace to
debug further.


>
>
> [11/19 08:22:55.815] VERBOSE[1406] res_pjsip_logger.c: <--- Transmitting
> SIP request (690 bytes) to UDP:z.z.z.z:5060 --->
> SUBSCRIBE sip:1234567890 at y.y.y.y;user=phone SIP/2.0
> Via: SIP/2.0/UDP
> x.x.x.x:5060;rport;branch=z9hG4bKPj363c70fc-88e2-4d05-b2ed-d8af5bbea7a2
> From: <sip:28100 at x.x.x.x
> ;user=phone>;tag=12277ed8-61f7-4b3b-a6b0-b544cc04cd64
> To: "1234567890" <sip:1234567890 at y.y.y.y;user=phone>;tag=16a1f36c
> Contact: <sip:x.x.x.x:5060>
> Call-ID: mailto:36b40b3bC2_jPc at y.y.y.y
> CSeq: 27685 SUBSCRIBE
> Route: <sip:z.z.z.z;lr;ftag=16a1f36c>
> Event: refer
> Expires: 600
> Supported: 100rel, timer, replaces, norefersub
> Accept: message/sipfrag;version=2.0
> Allow-Events: message-summary, presence, dialog, refer
> Max-Forwards: 70
> User-Agent: Asterisk PBX 16.9.0
> Content-Length:  0
>
>
> [11/19 08:22:55.817] VERBOSE[1406] res_pjsip_logger.c: <--- Received SIP
> response (447 bytes) from UDP:z.z.z.z:5060 --->
> SIP/2.0 405 Method Not Allowed
> Via: SIP/2.0/UDP
> x.x.x.x:5060;received=x.x.x.x;rport=5060;branch=z9hG4bKPj363c70fc-88e2-4d05-b2ed-d8af5bbea7a2
> From: <sip:28100 at x.x.x.x
> ;user=phone>;tag=12277ed8-61f7-4b3b-a6b0-b544cc04cd64
> To: "1234567890" <sip:1234567890 at y.y.y.y;user=phone>;tag=16a1f36c
> Call-ID: mailto:36b40b3bC2_jPc at y.y.y.y
> CSeq: 27685 SUBSCRIBE
> Allow: INVITE, ACK, BYE, CANCEL, PRACK, REFER, NOTIFY
> Content-Length: 0
>
>
> [11/19 08:22:55.817] ERROR[1745] channel.c: FRACK!, Failed assertion bad
> magic number 0x0 for object 0x7ff974095ac8 (0)
> [11/19 08:22:55.821] ERROR[1745] : Got 22 backtrace records
> # 0: /usr/sbin/asterisk(__ao2_lock+0x89) [0x45c5f9]
> # 1: /usr/sbin/asterisk() [0x493965]
> # 2: /usr/sbin/asterisk(ast_queue_control_data+0x4d) [0x4987cd]
> # 3: /usr/lib/asterisk/modules/chan_pjsip.so(+0x7f07) [0x7ff8ecf47f07]
> # 4: /usr/lib/libasteriskpj.so.2(+0x746e8) [0x7ff9985616e8]
> # 5: /usr/lib/libasteriskpj.so.2(+0x74c88) [0x7ff998561c88]
> # 6: /usr/lib/libasteriskpj.so.2(+0x75f16) [0x7ff998562f16]
> # 7: /usr/lib/libasteriskpj.so.2(pjsip_dlg_on_tsx_state+0x5d)
> [0x7ff99859566d]
> # 8: /usr/lib/libasteriskpj.so.2(+0xa1203) [0x7ff99858e203]
> # 9: /usr/lib/libasteriskpj.so.2(+0xa2431) [0x7ff99858f431]
> #10: /usr/lib/libasteriskpj.so.2(+0xa33f4) [0x7ff9985903f4]
> #11: /usr/lib/libasteriskpj.so.2(pjsip_tsx_recv_msg+0x8f) [0x7ff9985929af]
> #12: /usr/lib/libasteriskpj.so.2(+0xa5a75) [0x7ff998592a75]
> #13: /usr/lib/libasteriskpj.so.2(pjsip_endpt_process_rx_data+0x157)
> [0x7ff998576bd7]
> #14: /usr/lib/asterisk/modules/res_pjsip.so(+0x2bcdc) [0x7ff8f259ccdc]
> #15: /usr/sbin/asterisk(ast_taskprocessor_execute+0xce) [0x599e2e]
> #16: /usr/sbin/asterisk() [0x5a1520]
> #17: /usr/sbin/asterisk(ast_taskprocessor_execute+0xce) [0x599e2e]
> #18: /usr/sbin/asterisk() [0x5a1cc0]
> #19: /usr/sbin/asterisk() [0x5a9b2c]
> #20: /lib/x86_64-linux-gnu/libpthread.so.0(+0x76ba) [0x7ff9968f86ba]
> #21: /lib/x86_64-linux-gnu/libc.so.6(clone+0x6d) [0x7ff995ed241d]
>
>
> Dan
>
> --
> _____________________________________________________________________
> -- Bandwidth and Colocation Provided by http://www.api-digital.com --
>
> asterisk-dev mailing list
> To UNSUBSCRIBE or update options visit:
>    http://lists.digium.com/mailman/listinfo/asterisk-dev



-- 
George Joseph
Asterisk Software Developer
direct/fax +1 256 428 6012
Check us out at www.sangoma.com and www.asterisk.org
[image: image.png]
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.digium.com/pipermail/asterisk-dev/attachments/20201119/e0cbfb71/attachment.html>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: image.png
Type: image/png
Size: 5142 bytes
Desc: not available
URL: <http://lists.digium.com/pipermail/asterisk-dev/attachments/20201119/e0cbfb71/attachment.png>