[asterisk-bugs] [JIRA] (ASTERISK-26620) Segmentation fault in __ast_string_field_alloc_space called from res_digium_phone.so

[Namezero (JIRA)]

     [ https://issues.asterisk.org/jira/browse/ASTERISK-26620?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Namezero updated ASTERISK-26620:
--------------------------------

    Affects Version/s:     (was: 11.20.0)
                       11.2.1

> Segmentation fault in __ast_string_field_alloc_space called from res_digium_phone.so
> ------------------------------------------------------------------------------------
>
>                 Key: ASTERISK-26620
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-26620
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>    Affects Versions: 11.2.1
>         Environment: CentOS 5 / FreePBX
>            Reporter: Namezero
>            Assignee: Namezero
>
> When issuing a "module reload res_digium_phone.so", asterisk segfaults in __ast_string_field_alloc_space. This happens sporadically; and not on every reload.
> DPMA version is 3.2. This issue did not occur with version 1.4.
> The core dump backtrace always looks as follows:
> {noformat}
> #0  __ast_string_field_alloc_space (mgr=0x355cbb0, pool_head=0x355cae8, needed=4) at utils.c:1748                                                                                                                                                                             
> #1  0x00007ff2c0c68eeb in ?? () from /usr/lib64/asterisk/modules/res_digium_phone.so                                                                                                                                                                                          
> #2  0x00007ff2c0c784b9 in ?? () from /usr/lib64/asterisk/modules/res_digium_phone.so                                                                                                                                                                                          
> #3  0x00007ff2c0c78a9a in ?? () from /usr/lib64/asterisk/modules/res_digium_phone.so                                                                                                                                                                                          
> #4  0x00007ff2c0c79d49 in ?? () from /usr/lib64/asterisk/modules/res_digium_phone.so                                                                                                                                                                                          
> #5  0x00007ff2c0c5d9f0 in ?? () from /usr/lib64/asterisk/modules/res_digium_phone.so                                                                                                                                                                                          
> #6  0x00000000004eec98 in ast_module_reload (name=0x7ff20c011eee "res_digium_phone.so") at loader.c:771                                                                                                                                                                       
> #7  0x0000000000492b69 in handle_reload (e=<value optimized out>, cmd=<value optimized out>, a=0x7ff2b5015d90) at cli.c:296                                                                                                                                                   
> #8  0x000000000049592e in ast_cli_command_full (uid=-1, gid=-1, fd=68, s=0x7ff20c0053b9 "module reload res_digium_phone.so") at cli.c:2560                                                                                                                                    
> #9  0x0000000000506ac0 in action_command (s=0x7ff2b5016ba0, m=0x7ff2b50162e0) at manager.c:3893                                                                                                                                                                               
> #10 0x0000000000509dfe in process_message (s=0x7ff2b5016ba0, m=0x7ff2b50162e0) at manager.c:5123                                                                                                                                                                              
> #11 0x000000000050cc1c in do_message (data=0x7ff2f0000f08) at manager.c:5336                                                                                                                                                                                                  
> #12 session_do (data=0x7ff2f0000f08) at manager.c:5451                                                                                                                                                                                                                        
> #13 0x0000000000566296 in handle_tcptls_connection (data=0x7ff2f0000f08) at tcptls.c:272                                                                                                                                                                                      
> #14 0x0000000000573468 in dummy_start (data=<value optimized out>) at utils.c:1028                                                                                                                                                                                            
> #15 0x00007ff30ea18851 in start_thread () from /lib64/libpthread.so.0                                                                                                                                                                                                         
> #16 0x00007ff30ff8a11d in clone () from /lib64/libc.so.6 
> {noformat}
> We are currently investigating the possibility of a 1 second pause between writing the configuration file for DPMA and reloading the module.



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