[asterisk-bugs] [Asterisk 0013116]: Asterisk 1.4.21.1 segfaults many times daily using mixmonitor

[Asterisk Bug Tracker]

A NOTE has been added to this issue. 
====================================================================== 
http://bugs.digium.com/view.php?id=13116 
====================================================================== 
Reported By:                aragon
Assigned To:                
====================================================================== 
Project:                    Asterisk
Issue ID:                   13116
Category:                   Applications/app_mixmonitor
Reproducibility:            always
Severity:                   crash
Priority:                   normal
Status:                     ready for testing
Asterisk Version:           1.4.21 
SVN Branch (only for SVN checkouts, not tarball releases): N/A 
SVN Revision (number only!):  
Disclaimer on File?:        N/A 
Request Review:              
====================================================================== 
Date Submitted:             2008-07-20 14:37 CDT
Last Modified:              2008-12-02 22:48 CST
====================================================================== 
Summary:                    Asterisk 1.4.21.1 segfaults many times daily using
mixmonitor
Description: 
Random crashes while mixmonitor is used
backtrace attached
======================================================================
Relationships       ID      Summary
----------------------------------------------------------------------
has duplicate       0013210 Asterisk production environment crashes...
====================================================================== 

---------------------------------------------------------------------- 
 (0095706) jensvb (reporter) - 2008-12-02 22:48
 http://bugs.digium.com/view.php?id=13116#c95706 
---------------------------------------------------------------------- 
Hi There,

>> ... open it in gdb and print frame_ptr->src? 
>> If its value is "JBinterpolation," ...

Well done!

<snip>
(gdb) bt full 1
http://bugs.digium.com/view.php?id=0  0x00000000004cb854 in ast_slinfactory_read
(sf=0x1376e9d0,
buf=0x4185fb30, samples=160)
    at slinfactory.c:132
        frame_ptr = (struct ast_frame *) 0x13d426d0
        sofar = 0
        ineed = 160
        remain = 0
        frame_data = (short int *) 0x0
        offset = (short int *) 0x4185fb30
(More stack frames follow...)
(gdb) print frame_ptr->src
$1 = 0x13d42780 "JB interpolation"
(gdb) 
</snip> 

Issue History 
Date Modified    Username       Field                    Change               
====================================================================== 
2008-12-02 22:48 jensvb         Note Added: 0095706                          
======================================================================