[asterisk-dev] Fwd: Asterisk 13.17.1 Crash on ConfBridge - NetGen ATA

Tue Dec 19 14:46:53 CST 2017

---------- Forwarded message ----------
From: George Joseph <gjoseph at digium.com>
Date: Tue, Dec 19, 2017 at 1:46 PM
Subject: Re: [asterisk-dev] Asterisk 13.17.1 Crash on ConfBridge - NetGen
ATA
To: bryantz at zktech.com

On Tue, Dec 19, 2017 at 1:26 PM, Bryant Zimmerman <BryantZ at zktech.com>
wrote:

> George
>
> Thank you we will get 13.18.4 on the test box ASAP, and thank you for the
> wiki link so we can pull together additional information to resolve this
> issue. I have upgraded to 13.18.4 and the system is not crashing now. Is
> there any specific item that may point to why the issue was occurring?
>

The fixes were related to our handling of RTCP reports.  Here are the
issues:

https://issues.asterisk.org/jira/browse/ASTERISK-27382
https://issues.asterisk.org/jira/browse/ASTERISK-27429

>
> Thanks
>
> Bryant Zimmerman (ZK Tech Inc.)
> 616-855-1030 Ext. 2003
>
> ------------------------------
> *From*: "George Joseph" <gjoseph at digium.com>
> *Sent*: Tuesday, December 19, 2017 2:59 PM
> *To*: bryantz at zktech.com, "Asterisk Developers Mailing List" <
> asterisk-dev at lists.digium.com>
> *Subject*: Re: [asterisk-dev] Asterisk 13.17.1 Crash on ConfBridge -
> NetGen ATA
>
>
>
> On Tue, Dec 19, 2017 at 12:45 PM, Bryant Zimmerman <BryantZ at zktech.com>
> wrote:
>>
>> We are having an issue with asterisk 13.17.1 dumping when a call from a
>> NetGen Smart ATA drops into a confbridge
>> The call props up and then things just go wrong. I have talked with the
>> support guys at NetGen and they have requested I work start with the
>> asterisk dev group so we can figure out what is causing this issue and why
>> asterisk is dumping. They are willing to fix anything from their end but we
>> have not been able to figure out what in their rtp stream is triggering
>> this.  Their ATA's seem to work out side of the confbridge without issues
>> so far. Any ideas are appreciated. The asterisk dump is by far my biggest
>> concern.
>>
>> Below is the first part of the dump Backtrack. I have attached a copy of
>> the complete Backtrack. I need to know what more would be needed to get to
>> the bottom of this issue. As it stands now the NetGen Smart ATA will cause
>> asterisk 13 to crash if placed into a confbridge.
>> http://www.netgencommunications.com/
>> The support guy said we could contact them at
>> support at netgencommunications.com
>>
>
> There's not a whole lot of info in this backtrace for us to really know
> what's going on but can you try with 13.18.4?  There have been recent crash
> fixes that may help.
>
> If 13.18.4 doesn't help, recompiling with debugging turned on, re-creating
> the issue, then following the wiki instructions to get a backtrace will
> help us figure out what's up.
> https://wiki.asterisk.org/wiki/display/AST/Getting+a+Backtrace
>
>
>
>
>
>
>
>
>>
>>    -- Executing [s at Core_ConfBridge_Basic:11]
>> ConfBridge("PJSIP/6162480909.351-00000000",
>> "6162480909.~Promo~GA1,,,sample_user_menu") in new stack
>>        > 0x7f3ff800b4c0 -- Probation passed - setting RTP source address
>> to 192.168.209.194:10020
>>     -- Channel CBAnn/6162480909.~Promo~GA1-00000000;2 joined 'softmix'
>> base-bridge <4a00cdad-91cb-4924-8abe-8dc9cad08f10>
>>     -- <PJSIP/6162480909.351-00000000> Playing 'conf-onlyperson.ulaw'
>> (language 'en')
>> UBNTU-ROSSI-GUEST*CLI> *** Error in `/usr/sbin/asterisk': malloc():
>> memory corruption: 0x00007f3fac00c220 ***
>> ======= Backtrace: =========
>> /lib/x86_64-linux-gnu/libc.so.6(+0x777e5)[0x7f402147b7e5]
>> /lib/x86_64-linux-gnu/libc.so.6(+0x8213e)[0x7f402148613e]
>> /lib/x86_64-linux-gnu/libc.so.6(__libc_malloc+0x54)[0x7f4021488184]
>> /usr/sbin/asterisk(ast_json_malloc+0xa)[0x52a23a]
>> /usr/lib/x86_64-linux-gnu/libjansson.so.4(json_object+0xb)[0
>> x7f40227ab7bb]
>> /usr/lib/x86_64-linux-gnu/libjansson.so.4(+0x6505)[0x7f40227aa505]
>> /usr/lib/x86_64-linux-gnu/libjansson.so.4(json_vpack_ex+0x99
>> )[0x7f40227aaa09]
>> /usr/sbin/asterisk(ast_json_vpack+0x34)[0x52b6a4]
>> /usr/sbin/asterisk(ast_json_pack+0xa1)[0x52b7c1]
>> /usr/lib/asterisk/modules/res_rtp_asterisk.so(+0x10df3)[0x7f3f90994df3]
>> /usr/lib/asterisk/modules/res_rtp_asterisk.so(+0x11a99)[0x7f3f90995a99]
>> /usr/lib/asterisk/modules/res_rtp_asterisk.so(+0x13bcb)[0x7f3f90997bcb]
>> /usr/sbin/asterisk(ast_rtp_instance_read+0x36)[0x588076]
>> /usr/lib/asterisk/modules/chan_pjsip.so(+0x8cd7)[0x7f3f7c57ccd7]
>> /usr/sbin/asterisk[0x4bc042]
>> /usr/sbin/asterisk[0x50f3f1]
>> /usr/sbin/asterisk(ast_stream_and_wait+0x56)[0x511bbe]
>> /usr/lib/asterisk/modules/app_confbridge.so(+0xb716)[0x7f3f915d7716]
>> /usr/lib/asterisk/modules/app_confbridge.so(+0xd5f6)[0x7f3f915d95f6]
>> /usr/sbin/asterisk(pbx_exec+0xbd)[0x579155]
>> /usr/sbin/asterisk[0x56e0c3]
>> /usr/sbin/asterisk(ast_spawn_extension+0x18)[0x56feb8]
>> /usr/lib/asterisk/modules/app_macro.so(+0x2c02)[0x7f3f6f8a6c02]
>> /usr/sbin/asterisk(pbx_exec+0xbd)[0x579155]
>> /usr/sbin/asterisk[0x56e0c3]
>> /usr/sbin/asterisk[0x5703d1]
>> /usr/sbin/asterisk[0x57190b]
>> /usr/sbin/asterisk[0x5e45fd]
>> /lib/x86_64-linux-gnu/libpthread.so.0(+0x76ba)[0x7f4021f436ba]
>> /lib/x86_64-linux-gnu/libc.so.6(clone+0x6d)[0x7f402150b3dd]
>>
>>
>> Thanks
>>
>> Bryant Zimmerman (ZK Tech Inc.)
>> 616-855-1030 Ext. 2003
>>
>> --
>> _____________________________________________________________________
>> -- Bandwidth and Colocation Provided by http://www.api-digital.com --
>>
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>
>
>
> --
> George Joseph
> Digium, Inc. | Software Developer
> 445 Jan Davis Drive NW - Huntsville, AL 35806 - US
> <https://maps.google.com/?q=445+Jan+Davis+Drive+NW+-+Huntsville,+AL+35806+-+US&entry=gmail&source=g>
> Check us out at: www.digium.com & www.asterisk.org
>
>

-- 
George Joseph
Digium, Inc. | Software Developer
445 Jan Davis Drive NW - Huntsville, AL 35806 - US
Check us out at: www.digium.com & www.asterisk.org

-- 
George Joseph
Digium, Inc. | Software Developer
445 Jan Davis Drive NW - Huntsville, AL 35806 - US
Check us out at: www.digium.com & www.asterisk.org
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