=======================================================================
=== Currently Held Locks ==============================================
=======================================================================
===
=== <pending> <lock#> (<file>): <lock type> <line num> <function> <lock name> <lock addr> (times locked)
===
=== Thread ID: 0x1e01b90 (do_monitor           started at [26932] chan_sip.c restart_monitor())
=== ---> Lock #0 (chan_sip.c): MUTEX 26904 do_monitor &monlock 0x8b269a0 (1)
	/usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x812b3f1]
	/usr/sbin/asterisk(__ast_pthread_mutex_lock+0xcd) [0x8124837]
	/usr/lib/asterisk/modules/chan_sip.so [0x8ade614]
	/usr/sbin/asterisk [0x81aa246]
	/lib/libpthread.so.0 [0xca4832]
	/lib/libc.so.6(clone+0x5e) [0xbe446e]
=== ---> Waiting for Lock #1 (chan_sip.c): MUTEX 2442 sip_tcptls_write &tcptls_session->lock 0xa594c30 (1)
	/usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x812b3f1]
	/usr/sbin/asterisk(__ast_pthread_mutex_lock+0xcd) [0x8124837]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a68378]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a6b9e2]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a6d4bb]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a6f7e2]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a95f43]
	/usr/lib/asterisk/modules/chan_sip.so [0x8ae0ed0]
	/usr/lib/asterisk/modules/chan_sip.so [0x8aa1bb5]
	/usr/lib/asterisk/modules/chan_sip.so [0x8aa44d6]
	/usr/lib/asterisk/modules/chan_sip.so [0x8adab1a]
	/usr/lib/asterisk/modules/chan_sip.so [0x8adc077]
	/usr/lib/asterisk/modules/chan_sip.so [0x8adc976]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a69813]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a68624]
	/usr/sbin/asterisk [0x819a529]
	/usr/sbin/asterisk [0x81aa246]
	/lib/libpthread.so.0 [0xca4832]
	/lib/libc.so.6(clone+0x5e) [0xbe446e]
=== --- ---> Locked Here: chan_sip.c line 2694 (_sip_tcp_helper_thread)
=== -------------------------------------------------------------------
===
=== Thread ID: 0x6927b90 (handle_tcptls_connection started at [  298] tcptls.c ast_tcptls_server_root())
=== ---> Lock #0 (chan_sip.c): MUTEX 26365 handle_request_do &netlock 0x8b26980 (1)
	/usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x812b3f1]
	/usr/sbin/asterisk(__ast_pthread_mutex_lock+0xcd) [0x8124837]
	/usr/lib/asterisk/modules/chan_sip.so [0x8adc78c]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a69813]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a68624]
	/usr/sbin/asterisk [0x819a529]
	/usr/sbin/asterisk [0x81aa246]
	/lib/libpthread.so.0 [0xca4832]
	/lib/libc.so.6(clone+0x5e) [0xbe446e]
=== ---> Lock #1 (chan_sip.c): MUTEX 8183 sip_pvt_lock_full pvt 0xa5912e8 (1)
	/usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x812b3f1]
	/usr/sbin/asterisk(__ast_pthread_mutex_lock+0xcd) [0x8124837]
	/usr/sbin/asterisk(__ao2_lock+0x4a) [0x808595c]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a82813]
	/usr/lib/asterisk/modules/chan_sip.so [0x8adc888]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a69813]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a68624]
	/usr/sbin/asterisk [0x819a529]
	/usr/sbin/asterisk [0x81aa246]
	/lib/libpthread.so.0 [0xca4832]
	/lib/libc.so.6(clone+0x5e) [0xbe446e]
=== ---> Lock #2 (chan_sip.c): MUTEX 15313 register_verify peer 0xb6e9f888 (1)
	/usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x812b3f1]
	/usr/sbin/asterisk(__ast_pthread_mutex_lock+0xcd) [0x8124837]
	/usr/sbin/asterisk(__ao2_lock+0x4a) [0x808595c]
	/usr/lib/asterisk/modules/chan_sip.so [0x8aa40f1]
	/usr/lib/asterisk/modules/chan_sip.so [0x8adab1a]
	/usr/lib/asterisk/modules/chan_sip.so [0x8adc077]
	/usr/lib/asterisk/modules/chan_sip.so [0x8adc976]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a69813]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a68624]
	/usr/sbin/asterisk [0x819a529]
	/usr/sbin/asterisk [0x81aa246]
	/lib/libpthread.so.0 [0xca4832]
	/lib/libc.so.6(clone+0x5e) [0xbe446e]
=== ---> Waiting for Lock #3 (chan_sip.c): MUTEX 2442 sip_tcptls_write &tcptls_session->lock 0xa594c30 (1)
	/usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x812b3f1]
	/usr/sbin/asterisk(__ast_pthread_mutex_lock+0xcd) [0x8124837]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a68378]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a6b9e2]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a6d4bb]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a6f7e2]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a95f43]
	/usr/lib/asterisk/modules/chan_sip.so [0x8ae0ed0]
	/usr/lib/asterisk/modules/chan_sip.so [0x8aa1bb5]
	/usr/lib/asterisk/modules/chan_sip.so [0x8aa44d6]
	/usr/lib/asterisk/modules/chan_sip.so [0x8adab1a]
	/usr/lib/asterisk/modules/chan_sip.so [0x8adc077]
	/usr/lib/asterisk/modules/chan_sip.so [0x8adc976]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a69813]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a68624]
	/usr/sbin/asterisk [0x819a529]
	/usr/sbin/asterisk [0x81aa246]
	/lib/libpthread.so.0 [0xca4832]
	/lib/libc.so.6(clone+0x5e) [0xbe446e]
=== --- ---> Locked Here: chan_sip.c line 2694 (_sip_tcp_helper_thread)
=== -------------------------------------------------------------------
===
=== Thread ID: 0x224bb90 (sip_tcp_worker_fn    started at [26587] chan_sip.c sip_prepare_socket())
=== ---> Lock #0 (chan_sip.c): MUTEX 2694 _sip_tcp_helper_thread &tcptls_session->lock 0xa594c30 (1)
	/usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x812b3f1]
	/usr/sbin/asterisk(__ast_pthread_mutex_lock+0xcd) [0x8124837]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a6921f]
	/usr/lib/asterisk/modules/chan_sip.so [0x8a68624]
	/usr/sbin/asterisk [0x81aa246]
	/lib/libpthread.so.0 [0xca4832]
	/lib/libc.so.6(clone+0x5e) [0xbe446e]
=== -------------------------------------------------------------------
===
=======================================================================

Asterisk ending (0).