[asterisk-bugs] [JIRA] (ASTERISK-17460) Crash in ast_frdup

[Walter Doekes (JIRA)]

    [ https://issues.asterisk.org/jira/browse/ASTERISK-17460?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=201796#comment-201796 ] 

Walter Doekes commented on ASTERISK-17460:
------------------------------------------

I had one recently. The frame data was 0x0. Channel had been using T38.
                
> Crash in ast_frdup
> ------------------
>
>                 Key: ASTERISK-17460
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-17460
>             Project: Asterisk
>          Issue Type: Bug
>          Components: Channels/General
>    Affects Versions: 1.8.2
>            Reporter: Matt Riddell
>            Assignee: Matt Riddell
>            Severity: Critical
>         Attachments: crash
>
>
> Asterisk crashed, dumped core, backtrace:
> #0  ast_frdup (f=0x4d6448ce) at frame.c:481
> #1  0x000000000046772e in __ast_queue_frame (chan=0x1fdf268, fin=0x4d6448ce, head=0, after=0x0) at channel.c:1401
> #2  0x000000000047559a in __ast_read (chan=0x1fdf268, dropaudio=0) at channel.c:3853
> #3  0x0000000000477fe2 in ast_channel_bridge (c0=0x1fdf268, c1=0x2023218, config=0x429ed510, fo=0x429eca50, rc=0x429eca48) at channel.c:4176
> #4  0x00000000004a7a66 in ast_bridge_call (chan=0x1fdf268, peer=0x2023218, config=0x429ed510) at features.c:3572
> ASTERISK-1  0x00007f8084354811 in dial_exec_full (chan=0x1fdf268, data=<value optimized out>, peerflags=0x429ed800, continue_exec=0x0) at app_dial.c:2653
> ASTERISK-2  0x00007f8084356096 in dial_exec (chan=0x4d6448ce, data=0x1 <Address 0x1 out of bounds>) at app_dial.c:2753
> ASTERISK-3  0x00000000004eeed0 in pbx_exec (c=0x1fdf268, app=0x7f8064000e40, data=0x429ef910 "SIP/709,30,tTwW") at pbx.c:1406
> ASTERISK-4  0x00000000004faf9d in pbx_extension_helper (c=0x1fdf268, con=<value optimized out>, context=0x1fdf7c0 "macro-stdexten", exten=0x1fdf810 "s", priority=3, label=0x0, callerid=0x201b550 "P\001\002", 
>     action=E_SPAWN, found=0x429f287c, combined_find_spawn=1) at pbx.c:4085
> ASTERISK-5  0x00000000004fb510 in ast_spawn_extension (c=0x4d6448ce, context=<value optimized out>, exten=<value optimized out>, priority=<value optimized out>, callerid=<value optimized out>, 
>     found=<value optimized out>, combined_find_spawn=1) at pbx.c:4608
> ASTERISK-6 0x00007f80774a5748 in _macro_exec (chan=0x1fdf268, data=<value optimized out>, exclusive=0) at app_macro.c:408
> ASTERISK-7 0x00000000004eeed0 in pbx_exec (c=0x1fdf268, app=0x1f9c460, data=0x429f49c0 "stdexten,709,SIP/709") at pbx.c:1406
> ASTERISK-8 0x00000000004faf9d in pbx_extension_helper (c=0x1fdf268, con=<value optimized out>, context=0x1fdf7c0 "macro-stdexten", exten=0x1fdf810 "s", priority=1, label=0x0, callerid=0x201b550 "P\001\002", 
>     action=E_SPAWN, found=0x429f704c, combined_find_spawn=1) at pbx.c:4085
> ASTERISK-9 0x00000000004fce3f in __ast_pbx_run (c=0x1fdf268, args=0x0) at pbx.c:4608
> ASTERISK-10 0x00000000004fe5db in pbx_thread (data=0x4d6448ce) at pbx.c:5017
> ASTERISK-11 0x00000000005374ac in dummy_start (data=<value optimized out>) at utils.c:973
> ASTERISK-12 0x00007f8087d28fc7 in start_thread () from /lib/libpthread.so.0
> ASTERISK-13 0x00007f808856d64d in clone () from /lib/libc.so.6
> ASTERISK-14 0x0000000000000000 in ?? ()

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