[asterisk-bugs] [Asterisk 0017642]: Asterisk crash if T.38 negotiation timed out

[Asterisk Bug Tracker]

The following issue has been SUBMITTED. 
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https://issues.asterisk.org/view.php?id=17642 
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Reported By:                Alekz
Assigned To:                
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Project:                    Asterisk
Issue ID:                   17642
Category:                   Resources/res_fax
Reproducibility:            always
Severity:                   crash
Priority:                   normal
Status:                     new
Asterisk Version:           Addons-1.6.1 - SECURITY ONLY! 
JIRA:                        
Regression:                 No 
Reviewboard Link:            
SVN Branch (only for SVN checkouts, not tarball releases): N/A 
SVN Revision (number only!):  
Request Review:              
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Date Submitted:             2010-07-14 08:14 CDT
Last Modified:              2010-07-14 08:14 CDT
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Summary:                    Asterisk crash if T.38 negotiation timed out
Description: 
We've got Asterisk 1.6.1.20 and FAX For Asterisk Components:
        Applications: 1.6.1.5_1.2.0
        Digium FAX Driver: 1.6.1.5_1.2.0 (optimized for i686_32)

Each time foreign SIP-proxy hangs during T.38 negotiation we've got
Asterisk crash:

NOTICE[5697]: res_fax.c:1083 receivefax_t38_init: Negotiating T.38 for
receive on SIP/teleleoffice-000000be
    -- SIP/dial_out-000000bc answered SIP/vocal-000000bb
    -- Packet2Packet bridging SIP/vocal-000000bb and
SIP/dial_out-000000bc
WARNING[5697]: res_fax.c:1103 receivefax_t38_init: channel
'SIP/teleleoffice-000000be' timed-out during the T.38 negotiation.
    -- Channel 'SIP/teleleoffice-000000be' FAX session '20' started
config136*CLI>
Disconnected from Asterisk server
Executing last minute cleanups
Asterisk ending (0).

Linux config136 2.6.29-gentoo-r5 https://issues.asterisk.org/view.php?id=2 SMP
Wed Jun 24 16:53:44 MSD 2009 i686
Intel(R) Xeon(TM) CPU 3.00GHz GenuineIntel GNU/Linux

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Issue History 
Date Modified    Username       Field                    Change               
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2010-07-14 08:14 Alekz          New Issue                                    
2010-07-14 08:14 Alekz          Asterisk Version          => Addons-1.6.1 -
SECURITY ONLY!
2010-07-14 08:14 Alekz          Regression                => No              
2010-07-14 08:14 Alekz          SVN Branch (only for SVN checkouts, not tarball
releases) => N/A             
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