[asterisk-bugs] [JIRA] (ASTERISK-27224) Crash when freeing log message

[Asterisk Team (JIRA)]

    [ https://issues.asterisk.org/jira/browse/ASTERISK-27224?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=238254#comment-238254 ] 

Asterisk Team commented on ASTERISK-27224:
------------------------------------------

Thanks for creating a report! The issue has entered the triage process. That means the issue will wait in this status until a Bug Marshal has an opportunity to review the issue. Once the issue has been reviewed you will receive comments regarding the next steps towards resolution.

A good first step is for you to review the [Asterisk Issue Guidelines|https://wiki.asterisk.org/wiki/display/AST/Asterisk+Issue+Guidelines] if you haven't already. The guidelines detail what is expected from an Asterisk issue report.

Then, if you are submitting a patch, please review the [Patch Contribution Process|https://wiki.asterisk.org/wiki/display/AST/Patch+Contribution+Process].

> Crash when freeing log message
> ------------------------------
>
>                 Key: ASTERISK-27224
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-27224
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>          Components: Core/Logging
>    Affects Versions: 14.6.0
>         Environment: CentOS 7
>            Reporter: Richard Kenner
>            Severity: Critical
>
> I have a crash at stringfields.c:94.
> See below:
> #3  logger_thread (data=data at entry=0x0) at logger.c:1721
> 1721                            logmsg_free(msg);
> (gdb) print *msg
> $15 = {type = LOGMSG_NORMAL, level = 4, sublevel = -1, line = 2724, 
>   lwp = 30375, callid = 0, __field_mgr_pool = 0x7f9d540cc448, 
>   date = 0x7f9d540cc4c0 "Aug 27 19:50:44", 
>   file = 0x7f9d540cc4da "rtp_engine.c", 
>   function = 0x7f9d540cc4ea "ast_rtp_dtls_cfg_parse", 
>   message = 0x7f9d540cc46a "dtlscafile file /etc/pki/tls/certs/server-ca.crt does not exist or is not readable\n", level_name = 0x7f9d540cc4d2 "ERROR", 
>   __field_mgr = {last_alloc = 0x7f9d540cc4ea "ast_rtp_dtls_cfg_parse", 
>     embedded_pool = 0x7f9d540cc448, string_fields = {elems = 0x7f9d5408f510, 
>       max = 5, current = 5}}, list = {next = 0x0}}
> (gdb) p msg->__field_mgr.string_fields.elems[0]
> $16 = (const char **) 0x696b702f6374652f
> (gdb) p $16
> $17 = (const char **) 0x696b702f6374652f
> (gdb) p *$16
> Cannot access memory at address 0x696b702f6374652f



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