=======================================================================
=== Currently Held Locks ==============================================
=======================================================================
===
=== <pending> <lock#> (<file>): <lock type> <line num> <function> <lock name> <lock addr> (times locked)
===
=== Thread ID: -1304429712 (do_monitor           started at [22753] chan_sip.c restart_monitor())
=== ---> Lock #0 (chan_sip.c): MUTEX 22203 handle_request_do &netlock 0xb6baf6a0 (1)
        /usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x8112ca9]
        /usr/lib/asterisk/modules/chan_sip.so(+0x7dca) [0xb6b1edca]
        /usr/lib/asterisk/modules/chan_sip.so(+0x69ac7) [0xb6b80ac7]
        /usr/lib/asterisk/modules/chan_sip.so(+0x6987e) [0xb6b8087e]
        /usr/sbin/asterisk(ast_io_wait+0x144) [0x81083f0]
        /usr/lib/asterisk/modules/chan_sip.so(+0x6b782) [0xb6b82782]
        /usr/sbin/asterisk() [0x8196543]
        /lib/tls/i686/cmov/libpthread.so.0(+0x596e) [0xb72eb96e]
        /lib/tls/i686/cmov/libc.so.6(clone+0x5e) [0xb74faa4e]
=== ---> Tried and failed to get Lock #1 (chan_sip.c): MUTEX 21292 handle_request_bye &bridge->lock_dont_use 0xc657a60 (0)
        /usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x8112ca9]
        /usr/lib/asterisk/modules/chan_sip.so(+0x8127) [0xb6b1f127]
        /usr/lib/asterisk/modules/chan_sip.so(+0x65876) [0xb6b7c876]
        /usr/lib/asterisk/modules/chan_sip.so(+0x68e19) [0xb6b7fe19]
        /usr/lib/asterisk/modules/chan_sip.so(+0x6a0af) [0xb6b810af]
        /usr/lib/asterisk/modules/chan_sip.so(+0x6987e) [0xb6b8087e]
        /usr/sbin/asterisk(ast_io_wait+0x144) [0x81083f0]
        /usr/lib/asterisk/modules/chan_sip.so(+0x6b782) [0xb6b82782]
        /usr/sbin/asterisk() [0x8196543]
        /lib/tls/i686/cmov/libpthread.so.0(+0x596e) [0xb72eb96e]
        /lib/tls/i686/cmov/libc.so.6(clone+0x5e) [0xb74faa4e]
=== -------------------------------------------------------------------
===
=== Thread ID: -1318552720 (pbx_thread           started at [ 4627] pbx.c ast_pbx_start())
=== ---> Lock #0 (channel.c): MUTEX 2717 __ast_read &chan->lock_dont_use 0xc657a60 (1)
        /usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x8112ca9]
        /usr/sbin/asterisk() [0x80a20ef]
        /usr/sbin/asterisk() [0x80a9a0d]
        /usr/sbin/asterisk(ast_read+0x19) [0x80abc23]
        /usr/sbin/asterisk() [0x815468e]
        /usr/sbin/asterisk(ast_rtp_bridge+0xc09) [0x815571d]
        /usr/sbin/asterisk(ast_channel_bridge+0xc13) [0x80b41bf]
        /usr/sbin/asterisk(ast_bridge_call+0xbe3) [0x80e8f35]
        /usr/lib/asterisk/modules/app_dial.so(+0xd67a) [0xb659d67a]
        /usr/lib/asterisk/modules/app_dial.so(+0xdf89) [0xb659df89]
        /usr/sbin/asterisk(pbx_exec+0x1a5) [0x8127785]
        /usr/sbin/asterisk() [0x812f66d]
        /usr/sbin/asterisk(ast_spawn_extension+0x53) [0x8130eb5]
        /usr/lib/asterisk/modules/app_macro.so(+0x328f) [0xb6a3028f]
        /usr/lib/asterisk/modules/app_macro.so(+0x452d) [0xb6a3152d]
        /usr/sbin/asterisk(pbx_exec+0x1a5) [0x8127785]
        /usr/sbin/asterisk() [0x812f66d]
        /usr/sbin/asterisk(ast_spawn_extension+0x53) [0x8130eb5]
        /usr/sbin/asterisk() [0x81316bb]
        /usr/sbin/asterisk() [0x8132e15]
        /usr/sbin/asterisk() [0x8196543]
        /lib/tls/i686/cmov/libpthread.so.0(+0x596e) [0xb72eb96e]
        /lib/tls/i686/cmov/libc.so.6(clone+0x5e) [0xb74faa4e]
=== -------------------------------------------------------------------
===
=======================================================================