=======================================================================
=== Currently Held Locks ==============================================
=======================================================================
===
=== <pending> <lock#> (<file>): <lock type> <line num> <function> <lock name> <lock addr> (times locked)
===
=== Thread ID: -1296794768 (do_monitor           started at [24468] chan_sip.c restart_monitor())
=== ---> Lock #0 (chan_sip.c): MUTEX 24440 do_monitor &monlock 0xb2e58e20 (1)
	/usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x811635c]
	/usr/sbin/asterisk(__ast_pthread_mutex_lock+0x8b) [0x811010c]
	/usr/lib/asterisk/modules/chan_sip.so [0xb2e11ee3]
	/usr/sbin/asterisk [0x818671f]
	/lib/libpthread.so.0 [0xb72d16e5]
	/lib/libpthread.so.0 [0xb72d1600]
=== ---> Tried and failed to get Lock #1 (chan_sip.c): MUTEX 3614 __sip_autodestruct p->owner 0x85ca378 (0)
	/usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x811635c]
	/usr/sbin/asterisk(__ast_pthread_mutex_trylock+0x8b) [0x8110447]
	/usr/sbin/asterisk(__ao2_trylock+0x48) [0x8084640]
	/usr/lib/asterisk/modules/chan_sip.so [0xb2dafcb0]
	/usr/sbin/asterisk(ast_sched_runq+0x176) [0x816cc08]
	/usr/lib/asterisk/modules/chan_sip.so [0xb2e11ef3]
	/usr/sbin/asterisk [0x818671f]
	/lib/libpthread.so.0 [0xb72d16e5]
	/lib/libpthread.so.0 [0xb72d1600]
=== -------------------------------------------------------------------
===
=== Thread ID: -1335661712 (pbx_thread           started at [ 5035] pbx.c ast_pbx_start())
=== ---> Lock #0 (channel.c): MUTEX 3636 __ast_read chan 0x85ca378 (1)
	/usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x811635c]
	/usr/sbin/asterisk(__ast_pthread_mutex_trylock+0x8b) [0x8110447]
	/usr/sbin/asterisk(__ao2_trylock+0x48) [0x8084640]
	/usr/lib/asterisk/modules/chan_sip.so [0xb2e1036a]
	/usr/lib/asterisk/modules/chan_sip.so [0xb2e1000f]
	/usr/sbin/asterisk(ast_io_wait+0x144) [0x810ad20]
	/usr/lib/asterisk/modules/chan_sip.so [0xb2e11e2c]
	/usr/sbin/asterisk [0x818671f]
	/lib/libpthread.so.0 [0xb72d16e5]
	/lib/libpthread.so.0 [0xb72d1600]
=== -------------------------------------------------------------------
===
=======================================================================