pabx-1*CLI> core show locks

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=== Currently Held Locks ==============================================
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===
=== <pending> <lock#> (<file>): <lock type> <line num> <function> <lock name> <lock addr> (times locked)
===
=== Thread ID: 1086462864 (tps_processing_function started at [  451] taskprocessor.c ast_taskprocessor_get())
=== ---> Lock #0 (pbx.c): MUTEX 3910 handle_statechange hints 0x87a43b8 (1)
        /usr/sbin/asterisk(ast_bt_get_addresses+0x12) [0x8123742]
        /usr/sbin/asterisk(_ao2_lock+0x2ec) [0x808496c]
        /usr/sbin/asterisk [0x81449cf]
        /usr/sbin/asterisk [0x819c59f]
        /usr/sbin/asterisk [0x81ae402]
        /lib/i686/cmov/libpthread.so.0 [0x404614c0]
        /lib/i686/cmov/libc.so.6(clone+0x5e) [0x4029f6de]
=== ---> Lock #1 (pbx.c): MUTEX 3911 handle_statechange hint 0x8d427b0 (1)
        /usr/sbin/asterisk(ast_bt_get_addresses+0x12) [0x8123742]
        /usr/sbin/asterisk(_ao2_lock+0x2ec) [0x808496c]
        /usr/sbin/asterisk [0x81449ec]
        /usr/sbin/asterisk [0x819c59f]
        /usr/sbin/asterisk [0x81ae402]
        /lib/i686/cmov/libpthread.so.0 [0x404614c0]
        /lib/i686/cmov/libc.so.6(clone+0x5e) [0x4029f6de]
=== ---> Waiting for Lock #2 (pbx.c): MUTEX 9424 ast_rdlock_contexts &conlock 0x8224ac0 (1)
        /usr/sbin/asterisk(ast_bt_get_addresses+0x12) [0x8123742]
        /usr/sbin/asterisk(ast_rdlock_contexts+0x245) [0x8148f85]
        /usr/sbin/asterisk [0x815a694]
        /usr/sbin/asterisk(ast_get_hint+0x16) [0x815a6c6]
        /usr/lib/asterisk/modules/chan_sip.so [0x44988aab]
        /usr/lib/asterisk/modules/chan_sip.so [0x449bf4ad]
        /usr/lib/asterisk/modules/chan_sip.so [0x449d5854]
        /usr/lib/asterisk/modules/chan_sip.so [0x449d6f51]
        /usr/lib/asterisk/modules/chan_sip.so [0x449da54b]
        /usr/sbin/asterisk(ast_io_wait+0xae) [0x811880e]
        /usr/lib/asterisk/modules/chan_sip.so [0x449e4e66]
        /usr/sbin/asterisk [0x81ae402]
        /lib/i686/cmov/libpthread.so.0 [0x404614c0]
        /lib/i686/cmov/libc.so.6(clone+0x5e) [0x4029f6de]
=== --- ---> Locked Here: pbx.c line 9424 (ast_rdlock_contexts)
=== -------------------------------------------------------------------
===
=== Thread ID: 1157503888 (do_monitor           started at [22979] chan_sip.c restart_monitor())
=== ---> Lock #0 (chan_sip.c): MUTEX 22429 handle_request_do &netlock 0x449fc300 (1)
        /usr/sbin/asterisk(ast_bt_get_addresses+0x12) [0x8123742]
        /usr/lib/asterisk/modules/chan_sip.so [0x449d76b2]
        /usr/lib/asterisk/modules/chan_sip.so [0x449da54b]
        /usr/sbin/asterisk(ast_io_wait+0xae) [0x811880e]
        /usr/lib/asterisk/modules/chan_sip.so [0x449e4e66]
        /usr/sbin/asterisk [0x81ae402]
        /lib/i686/cmov/libpthread.so.0 [0x404614c0]
        /lib/i686/cmov/libc.so.6(clone+0x5e) [0x4029f6de]
=== ---> Lock #1 (chan_sip.c): MUTEX 7560 find_call sip_pvt_ptr 0x90429f0 (1)
        /usr/sbin/asterisk(ast_bt_get_addresses+0x12) [0x8123742]
        /usr/sbin/asterisk(_ao2_lock+0x2ec) [0x808496c]
        /usr/lib/asterisk/modules/chan_sip.so [0x4499e322]
        /usr/lib/asterisk/modules/chan_sip.so [0x449d6ddb]
        /usr/lib/asterisk/modules/chan_sip.so [0x449da54b]
        /usr/sbin/asterisk(ast_io_wait+0xae) [0x811880e]
        /usr/lib/asterisk/modules/chan_sip.so [0x449e4e66]
        /usr/sbin/asterisk [0x81ae402]
        /lib/i686/cmov/libpthread.so.0 [0x404614c0]
        /lib/i686/cmov/libc.so.6(clone+0x5e) [0x4029f6de]
=== ---> Waiting for Lock #2 (pbx.c): MUTEX 9424 ast_rdlock_contexts &conlock 0x8224ac0 (1)
        /usr/sbin/asterisk(ast_bt_get_addresses+0x12) [0x8123742]
        /usr/sbin/asterisk(ast_rdlock_contexts+0x245) [0x8148f85]
        /usr/sbin/asterisk [0x815a694]
        /usr/sbin/asterisk(ast_get_hint+0x16) [0x815a6c6]
        /usr/lib/asterisk/modules/chan_sip.so [0x44988aab]
        /usr/lib/asterisk/modules/chan_sip.so [0x449bf4ad]
        /usr/lib/asterisk/modules/chan_sip.so [0x449d5854]
        /usr/lib/asterisk/modules/chan_sip.so [0x449d6f51]
        /usr/lib/asterisk/modules/chan_sip.so [0x449da54b]
        /usr/sbin/asterisk(ast_io_wait+0xae) [0x811880e]
        /usr/lib/asterisk/modules/chan_sip.so [0x449e4e66]
        /usr/sbin/asterisk [0x81ae402]
        /lib/i686/cmov/libpthread.so.0 [0x404614c0]
        /lib/i686/cmov/libc.so.6(clone+0x5e) [0x4029f6de]
=== --- ---> Locked Here: pbx.c line 9424 (ast_rdlock_contexts)
=== -------------------------------------------------------------------
===
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