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Summary:ASTERISK-17908: [patch] Deadlock ast_channel_cmp_cb
Reporter:Gregory Hinton Nietsky (irroot)Labels:
Date Opened:2011-05-23 08:48:17Date Closed:2011-06-28 16:01:36
Priority:MajorRegression?No
Status:Closed/CompleteComponents:Core/Channels
Versions:1.8.4 Frequency of
Occurrence
Related
Issues:
Environment:Attachments:( 0) ast_channel_cmp_cb.lock.patch
Description:=== Thread ID: 0xac887b70 (do_monitor           started at [24921] chan_sip.c restart_monitor())
=== ---> Lock #0 (chan_sip.c): MUTEX 24445 handle_request_do &netlock 0xb3a67a20 (1)
=== ---> Lock #1 (chan_sip.c): MUTEX 22757 handle_request_refer p 0xb6b06b8 (1)
=== ---> Lock #2 (pbx.c): MUTEX 7830 ast_async_goto chan 0xb636778 (1)
=== ---> Waiting for Lock #3 (astobj2.c): MUTEX 493 internal_ao2_link c 0xb71875e0 (1)
=== --- ---> Locked Here: astobj2.c line 657 (internal_ao2_callback)
=== -------------------------------------------------------------------
===
=== Thread ID: 0xaac87b70 (pbx_thread           started at [ 5083] pbx.c ast_pbx_start())
=== ---> Lock #0 (cdr.c): RDLOCK 1131 post_cdr &(&be_list)->lock 0x81f3188 (1)
=== ---> Waiting for Lock #1 (astobj2.c): MUTEX 657 internal_ao2_callback c 0xb71875e0 (1)
=== --- ---> Locked Here: astobj2.c line 657 (internal_ao2_callback)
=== -------------------------------------------------------------------
===
=== Thread ID: 0xaacffb70 (pbx_thread           started at [ 5083] pbx.c ast_pbx_start())
=== ---> Lock #0 (astobj2.c): MUTEX 657 internal_ao2_callback c 0xb71875e0 (1)
=== ---> Waiting for Lock #1 (channel.c): MUTEX 1641 ast_channel_cmp_cb chan 0xb636778 (1)
=== --- ---> Locked Here: pbx.c line 7830 (ast_async_goto)
=== -------------------------------------------------------------------
Comments:By: Gregory Hinton Nietsky (irroot) 2011-05-23 08:55:19

locktry must be initilised 0 not 10
By: David Vossel (dvossel) 2011-06-28 16:01:30.220-0500

This has been resolved.  r324364 in 1.8 fixed this.