[asterisk-dev] Asterisk 1.4.12.1 crash in ast_pthread_mutex_lock

[Gregory Nietsky]

Tilghman Lesher wrote:

thank you for for the patches bellow is a BT from a customer this has 
happened only once recently im rolling out
the "fix" to servers out there and will keep a eye on it ...
> On Tuesday 09 October 2007 15:33:12 Matheus Rossato wrote:
>   
>>   i´m having trouble with asterisk from version 1.4.0-1.4.12.1. Currently
>> we run a call center with 460 positions and we have an asterisk server as
>> "proxy" with all the agents and queues and below that are 6 asterisk as
>> gateways with 4 E1s in each one, the asterisk "proxy" crashes everyday with
>>     
> <snip>
>
> Please try SVN 1.4 as of revision 85176 or later.  We just fixed a potential
> issue with mutex initialization in 1.4.
>
>   
Core was generated by `/usr/sbin/asterisk -f -vvvg -c'.
Program terminated with signal 11, Segmentation fault.
#0  0x0807d5c4 in __ast_pthread_mutex_lock (filename=0x8143553 
"channel.c", lineno=4922, func=0x814691c "ast_channel_lock",
    mutex_name=0x8144adf "&chan->lock", t=0xb0e977c0) at 
/mnt/x86_64/usr/src/voip/asterisk-1.4.11/include/asterisk/lock.h:310
310     
/mnt/x86_64/usr/src/voip/asterisk-1.4.11/include/asterisk/lock.h: No 
such file or directory.
        in /mnt/x86_64/usr/src/voip/asterisk-1.4.11/include/asterisk/lock.h
(gdb) bt
#0  0x0807d5c4 in __ast_pthread_mutex_lock (filename=0x8143553 
"channel.c", lineno=4922, func=0x814691c "ast_channel_lock",
    mutex_name=0x8144adf "&chan->lock", t=0xb0e977c0) at 
/mnt/x86_64/usr/src/voip/asterisk-1.4.11/include/asterisk/lock.h:310
#1  0x0808cd12 in ast_channel_lock (chan=0xb0e97748) at channel.c:4922
#2  0x0807e1cc in ast_check_hangup_locked (chan=0xb0e97748) at channel.c:421
#3  0x0808a56e in ast_channel_bridge (c0=0xb0f7dda8, c1=0xb0e97748, 
config=0xb1039070, fo=0xb1038dc8, rc=0xb1038dc4) at channel.c:4131
#4  0xb7afedfc in ast_bridge_call (chan=0xb0f7dda8, peer=0xb0e97748, 
config=0xb1039070) at res_features.c:1404
#5  0xb77e22fd in dial_exec_full (chan=0xb0f7dda8, data=0xb103bdf8, 
peerflags=0xb1039c60, continue_exec=0x0) at app_dial.c:1657
#6  0xb77e25eb in dial_exec (chan=0xb0f7dda8, data=0xb103bdf8) at 
app_dial.c:1714
#7  0x080c54cc in pbx_exec (c=0xb0f7dda8, app=0x82050b0, 
data=0xb103bdf8) at pbx.c:532
#8  0x080c90e2 in pbx_extension_helper (c=0xb0f7dda8, con=0x0, 
context=0xb0f7dfd0 "macro-stdexten", exten=0xb0f7e020 "0230", 
priority=32, label=0x0,
    callerid=0x84b1b98 "Unknown", action=E_SPAWN) at pbx.c:1833
#9  0x080ca4c3 in ast_spawn_extension (c=0xb0f7dda8, context=0xb0f7dfd0 
"macro-stdexten", exten=0xb0f7e020 "0230", priority=32, callerid=0x84b1b98
"Unknown")
    at pbx.c:2288
#10 0xb778e114 in _macro_exec (chan=0xb0f7dda8, data=0xb1040f38, 
exclusive=0) at app_macro.c:308
#11 0xb778ee33 in macro_exec (chan=0xb0f7dda8, data=0xb1040f38) at 
app_macro.c:486
#12 0x080c54cc in pbx_exec (c=0xb0f7dda8, app=0x8210bc0, 
data=0xb1040f38) at pbx.c:532
#13 0x080c90e2 in pbx_extension_helper (c=0xb0f7dda8, con=0x0, 
context=0xb0f7dfd0 "macro-stdexten", exten=0xb0f7e020 "0230", 
priority=25, label=0x0,
    callerid=0x84b1b98 "Unknown", action=E_SPAWN) at pbx.c:1833
#14 0x080ca4c3 in ast_spawn_extension (c=0xb0f7dda8, context=0xb0f7dfd0 
"macro-stdexten", exten=0xb0f7e020 "0230", priority=25, callerid=0x84b1b98
"Unknown")
    at pbx.c:2288
#15 0x080ca991 in __ast_pbx_run (c=0xb0f7dda8) at pbx.c:2388
#16 0x080cb7ad in pbx_thread (data=0xb0f7dda8) at pbx.c:2603
#17 0x0810afc9 in dummy_start (data=0xb559fa28) at utils.c:793
#18 0xb7f310f0 in start_thread (arg=0xb1043b90) at pthread_create.c:296
#19 0xb7e884be in clone () from /lib/libc.so.6