asterix*CLI> core show locks

=======================================================================
=== Currently Held Locks ==============================================
=======================================================================
===
=== <pending> <lock#> (<file>): <lock type> <line num> <function> <lock name> <lock addr> (times locked)
===
=== Thread ID: -1223345264 (do_devstate_changes  started at [  723] devicestate.c ast_device_state_engine_init())
=== ---> Lock #0 (astobj2.c): MUTEX 657 internal_ao2_callback c 0x84ae570 (1)
        /usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x811a4d2]
        /usr/sbin/asterisk(__ast_pthread_mutex_lock+0x92) [0x8114791]
        /usr/sbin/asterisk(__ao2_lock+0x4a) [0x80880d0]
        /usr/sbin/asterisk [0x8088dcb]
        /usr/sbin/asterisk(__ao2_callback+0x56) [0x8089298]
        /usr/sbin/asterisk(__ao2_find+0x29) [0x80893b4]
        /usr/sbin/asterisk [0x80ad1ee]
        /usr/sbin/asterisk(ast_channel_get_by_name_prefix+0x28) [0x80ad2fe]
        /usr/sbin/asterisk(ast_parse_device_state+0x42) [0x80d8449]
        /usr/sbin/asterisk [0x80d8770]
        /usr/sbin/asterisk [0x80d8c09]
        /usr/sbin/asterisk [0x80d8f5f]
        /usr/sbin/asterisk [0x818cb6b]
        /lib/i686/cmov/libpthread.so.0 [0xb72fb4c0]
        /lib/i686/cmov/libc.so.6(clone+0x5e) [0xb752b84e]
=== ---> Waiting for Lock #1 (channel.c): MUTEX 1389 ast_channel_cmp_cb chan 0xb975030 (1)
        /usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x811a4d2]
        /usr/sbin/asterisk(__ast_pthread_mutex_lock+0x92) [0x8114791]
        /usr/sbin/asterisk(__ao2_lock+0x4a) [0x80880d0]
        /usr/sbin/asterisk [0x80ac29e]
        /usr/sbin/asterisk(ast_queue_frame+0x28) [0x80ac7f7]
        /usr/sbin/asterisk(ast_queue_control_data+0x68) [0x80aca95]
        /usr/lib/asterisk/modules/chan_dahdi.so [0xb6e47813]
        /usr/lib/asterisk/modules/chan_dahdi.so [0xb6e49cff]
        /usr/lib/asterisk/modules/chan_dahdi.so [0xb6e1bd2c]
        /usr/sbin/asterisk [0x80b1ded]
        /usr/sbin/asterisk(ast_read+0x19) [0x80b3873]
        /usr/sbin/asterisk [0x80bbff2]
        /usr/sbin/asterisk(ast_channel_bridge+0x1316) [0x80be03d]
        /usr/sbin/asterisk(ast_bridge_call+0xc9f) [0x80f26b6]
        /usr/lib/asterisk/modules/app_dial.so [0xb38b06bb]
        /usr/lib/asterisk/modules/app_dial.so [0xb38b0fbe]
        /usr/sbin/asterisk(pbx_exec+0x1ea) [0x8130234]
        /usr/sbin/asterisk [0x8139311]
        /usr/sbin/asterisk(ast_spawn_extension+0x53) [0x813ab82]
        /usr/sbin/asterisk [0x813b26b]
        /usr/sbin/asterisk [0x813c721]
        /usr/sbin/asterisk [0x818cb6b]
        /lib/i686/cmov/libpthread.so.0 [0xb72fb4c0]
        /lib/i686/cmov/libc.so.6(clone+0x5e) [0xb752b84e]
=== --- ---> Locked Here: channel.c line 3280 (__ast_read)
=== -------------------------------------------------------------------
===
=== Thread ID: -1294132336 (do_monitor           started at [11270] chan_dahdi.c restart_monitor())
=== ---> Lock #0 (chan_dahdi.c): MUTEX 11001 do_monitor &iflock 0xb6e721c0 (1)
        /usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x811a4d2]
        /usr/sbin/asterisk(__ast_pthread_mutex_lock+0x92) [0x8114791]
        /usr/lib/asterisk/modules/chan_dahdi.so [0xb6e282d8]
        /usr/sbin/asterisk [0x818cb6b]
        /lib/i686/cmov/libpthread.so.0 [0xb72fb4c0]
        /lib/i686/cmov/libc.so.6(clone+0x5e) [0xb752b84e]
=== ---> Waiting for Lock #1 (chan_dahdi.c): MUTEX 11019 do_monitor &i->lock 0xb3488cc0 (1)
        /usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x811a4d2]
        /usr/sbin/asterisk(__ast_pthread_mutex_lock+0x92) [0x8114791]
        /usr/lib/asterisk/modules/chan_dahdi.so [0xb6e283e8]
        /usr/sbin/asterisk [0x818cb6b]
        /lib/i686/cmov/libpthread.so.0 [0xb72fb4c0]
        /lib/i686/cmov/libc.so.6(clone+0x5e) [0xb752b84e]
=== --- ---> Locked Here: chan_dahdi.c line 8341 (dahdi_exception)
=== -------------------------------------------------------------------
===
=== Thread ID: -1294869616 (pbx_thread           started at [ 4963] pbx.c ast_pbx_start())
=== ---> Lock #0 (channel.c): MUTEX 3280 __ast_read chan 0xb975030 (1)
        /usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x811a4d2]
        /usr/sbin/asterisk(__ast_pthread_mutex_lock+0x92) [0x8114791]
        /usr/sbin/asterisk(__ao2_lock+0x4a) [0x80880d0]
        /usr/sbin/asterisk [0x80b17d2]
        /usr/sbin/asterisk(ast_read+0x19) [0x80b3873]
        /usr/sbin/asterisk [0x80bbff2]
        /usr/sbin/asterisk(ast_channel_bridge+0x1316) [0x80be03d]
        /usr/sbin/asterisk(ast_bridge_call+0xc9f) [0x80f26b6]
        /usr/lib/asterisk/modules/app_dial.so [0xb38b06bb]
        /usr/lib/asterisk/modules/app_dial.so [0xb38b0fbe]
        /usr/sbin/asterisk(pbx_exec+0x1ea) [0x8130234]
        /usr/sbin/asterisk [0x8139311]
        /usr/sbin/asterisk(ast_spawn_extension+0x53) [0x813ab82]
        /usr/sbin/asterisk [0x813b26b]
        /usr/sbin/asterisk [0x813c721]
        /usr/sbin/asterisk [0x818cb6b]
        /lib/i686/cmov/libpthread.so.0 [0xb72fb4c0]
        /lib/i686/cmov/libc.so.6(clone+0x5e) [0xb752b84e]
=== ---> Lock #1 (chan_dahdi.c): MUTEX 8341 dahdi_exception &p->lock 0xb3488cc0 (1)
        /usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x811a4d2]
        /usr/sbin/asterisk(__ast_pthread_mutex_trylock+0x92) [0x8114add]
        /usr/lib/asterisk/modules/chan_dahdi.so [0xb6e1bcd7]
        /usr/sbin/asterisk [0x80b1ded]
        /usr/sbin/asterisk(ast_read+0x19) [0x80b3873]
        /usr/sbin/asterisk [0x80bbff2]
        /usr/sbin/asterisk(ast_channel_bridge+0x1316) [0x80be03d]
        /usr/sbin/asterisk(ast_bridge_call+0xc9f) [0x80f26b6]
        /usr/lib/asterisk/modules/app_dial.so [0xb38b06bb]
        /usr/lib/asterisk/modules/app_dial.so [0xb38b0fbe]
        /usr/sbin/asterisk(pbx_exec+0x1ea) [0x8130234]
        /usr/sbin/asterisk [0x8139311]
        /usr/sbin/asterisk(ast_spawn_extension+0x53) [0x813ab82]
        /usr/sbin/asterisk [0x813b26b]
        /usr/sbin/asterisk [0x813c721]
        /usr/sbin/asterisk [0x818cb6b]
        /lib/i686/cmov/libpthread.so.0 [0xb72fb4c0]
        /lib/i686/cmov/libc.so.6(clone+0x5e) [0xb752b84e]
=== ---> Waiting for Lock #2 (channel.c): MUTEX 1138 __ast_queue_frame chan 0xb9d6090 (1)
        /usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x811a4d2]
        /usr/sbin/asterisk(__ast_pthread_mutex_lock+0x92) [0x8114791]
        /usr/sbin/asterisk(__ao2_lock+0x4a) [0x80880d0]
        /usr/sbin/asterisk [0x80ac29e]
        /usr/sbin/asterisk(ast_queue_frame+0x28) [0x80ac7f7]
        /usr/sbin/asterisk(ast_queue_control+0x56) [0x80aca27]
        /usr/lib/asterisk/modules/chan_dahdi.so [0xb6e47829]
        /usr/lib/asterisk/modules/chan_dahdi.so [0xb6e49cff]
        /usr/lib/asterisk/modules/chan_dahdi.so [0xb6e1bd2c]
        /usr/sbin/asterisk [0x80b1ded]
        /usr/sbin/asterisk(ast_read+0x19) [0x80b3873]
        /usr/sbin/asterisk [0x80bbff2]
        /usr/sbin/asterisk(ast_channel_bridge+0x1316) [0x80be03d]
        /usr/sbin/asterisk(ast_bridge_call+0xc9f) [0x80f26b6]
        /usr/lib/asterisk/modules/app_dial.so [0xb38b06bb]
        /usr/lib/asterisk/modules/app_dial.so [0xb38b0fbe]
        /usr/sbin/asterisk(pbx_exec+0x1ea) [0x8130234]
        /usr/sbin/asterisk [0x8139311]
        /usr/sbin/asterisk(ast_spawn_extension+0x53) [0x813ab82]
        /usr/sbin/asterisk [0x813b26b]
        /usr/sbin/asterisk [0x813c721]
        /usr/sbin/asterisk [0x818cb6b]
        /lib/i686/cmov/libpthread.so.0 [0xb72fb4c0]
        /lib/i686/cmov/libc.so.6(clone+0x5e) [0xb752b84e]
=== --- ---> Locked Here: channel.c line 3810 (ast_indicate_data)
=== -------------------------------------------------------------------
===
=== Thread ID: -1294623856 (pbx_thread           started at [ 4963] pbx.c ast_pbx_start())
=== ---> Lock #0 (channel.c): MUTEX 3810 ast_indicate_data chan 0xb9d6090 (1)
        /usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x811a4d2]
        /usr/sbin/asterisk(__ast_pthread_mutex_lock+0x92) [0x8114791]
        /usr/sbin/asterisk(__ao2_lock+0x4a) [0x80880d0]
        /usr/sbin/asterisk(ast_indicate_data+0x41) [0x80b3943]
        /usr/sbin/asterisk(ast_indicate+0x28) [0x80b38b8]
        /usr/sbin/asterisk(ast_channel_bridge+0x5f9) [0x80bd320]
        /usr/sbin/asterisk(ast_bridge_call+0xc9f) [0x80f26b6]
        /usr/lib/asterisk/modules/app_dial.so [0xb38b06bb]
        /usr/lib/asterisk/modules/app_dial.so [0xb38b0fbe]
        /usr/sbin/asterisk(pbx_exec+0x1ea) [0x8130234]
        /usr/sbin/asterisk [0x8139311]
        /usr/sbin/asterisk(ast_spawn_extension+0x53) [0x813ab82]
        /usr/sbin/asterisk [0x813b26b]
        /usr/sbin/asterisk [0x813c721]
        /usr/sbin/asterisk [0x818cb6b]
        /lib/i686/cmov/libpthread.so.0 [0xb72fb4c0]
        /lib/i686/cmov/libc.so.6(clone+0x5e) [0xb752b84e]
=== ---> Waiting for Lock #1 (chan_dahdi.c): MUTEX 8806 dahdi_indicate &p->lock 0xb3488cc0 (1)
        /usr/sbin/asterisk(ast_bt_get_addresses+0x19) [0x811a4d2]
        /usr/sbin/asterisk(__ast_pthread_mutex_lock+0x92) [0x8114791]
        /usr/lib/asterisk/modules/chan_dahdi.so [0xb6e283e8]
        /usr/sbin/asterisk [0x818cb6b]
        /lib/i686/cmov/libpthread.so.0 [0xb72fb4c0]
        /lib/i686/cmov/libc.so.6(clone+0x5e) [0xb752b84e]
=== --- ---> Locked Here: chan_dahdi.c line 8341 (dahdi_exception)
=== -------------------------------------------------------------------
===
=======================================================================

asterix*CLI> quit
Executing last minute cleanups
Asterisk ending (0).
asterix:/etc/asterisk#