=======================================================================
=== Currently Held Locks ==============================================
=======================================================================
===
=== <pending> <lock#> (<file>): <lock type> <line num> <function> <lock name> <lock addr> (times locked)
===
=== Thread ID: 140567099528976 (do_monitor           started at [24408] chan_sip.c restart_monitor())
=== ---> Lock #0 (chan_sip.c): MUTEX 23902 handle_request_do &netlock 0x7fd834d20f80 (1)
	/usr/sbin/asterisk(ast_bt_get_addresses+0x1d) [0x4e9eb6]
	/usr/sbin/asterisk(__ast_pthread_mutex_lock+0xaf) [0x4e2ced]
	/usr/lib/asterisk/modules/chan_sip.so(+0x807a8) [0x7fd834ad47a8]
	/usr/lib/asterisk/modules/chan_sip.so(+0x80589) [0x7fd834ad4589]
	/usr/sbin/asterisk(ast_io_wait+0x1c4) [0x4dcfb8]
	/usr/lib/asterisk/modules/chan_sip.so(+0x82499) [0x7fd834ad6499]
	/usr/sbin/asterisk() [0x56a716]
	/lib/libpthread.so.0(+0x69ca) [0x7fd858a4f9ca]
	/lib/libc.so.6(clone+0x6d) [0x7fd8592a06fd]
=== ---> Lock #1 (chan_sip.c): MUTEX 7464 find_call sip_pvt_ptr 0x149a710 (1)
	/usr/sbin/asterisk(ast_bt_get_addresses+0x1d) [0x4e9eb6]
	/usr/sbin/asterisk(__ast_pthread_mutex_lock+0xaf) [0x4e2ced]
	/usr/sbin/asterisk(__ao2_lock+0x5a) [0x44604c]
	/usr/lib/asterisk/modules/chan_sip.so(+0x29eae) [0x7fd834a7deae]
	/usr/lib/asterisk/modules/chan_sip.so(+0x807c2) [0x7fd834ad47c2]
	/usr/lib/asterisk/modules/chan_sip.so(+0x80589) [0x7fd834ad4589]
	/usr/sbin/asterisk(ast_io_wait+0x1c4) [0x4dcfb8]
	/usr/lib/asterisk/modules/chan_sip.so(+0x82499) [0x7fd834ad6499]
	/usr/sbin/asterisk() [0x56a716]
	/lib/libpthread.so.0(+0x69ca) [0x7fd858a4f9ca]
	/lib/libc.so.6(clone+0x6d) [0x7fd8592a06fd]
=== ---> Lock #2 (chan_sip.c): MUTEX 23916 handle_request_do p->owner 0x14a7300 (1)
	/usr/sbin/asterisk(ast_bt_get_addresses+0x1d) [0x4e9eb6]
	/usr/sbin/asterisk(__ast_pthread_mutex_trylock+0xaf) [0x4e3073]
	/usr/sbin/asterisk(__ao2_trylock+0x5a) [0x44610e]
	/usr/lib/asterisk/modules/chan_sip.so(+0x808d7) [0x7fd834ad48d7]
	/usr/lib/asterisk/modules/chan_sip.so(+0x80589) [0x7fd834ad4589]
	/usr/sbin/asterisk(ast_io_wait+0x1c4) [0x4dcfb8]
	/usr/lib/asterisk/modules/chan_sip.so(+0x82499) [0x7fd834ad6499]
	/usr/sbin/asterisk() [0x56a716]
	/lib/libpthread.so.0(+0x69ca) [0x7fd858a4f9ca]
	/lib/libc.so.6(clone+0x6d) [0x7fd8592a06fd]
=== ---> Lock #3 (pbx.c): MUTEX 9911 ast_rdlock_contexts &conlock 0x8329a0 (1)
	/usr/sbin/asterisk(ast_bt_get_addresses+0x1d) [0x4e9eb6]
	/usr/sbin/asterisk(__ast_pthread_mutex_lock+0xaf) [0x4e2ced]
	/usr/sbin/asterisk(ast_rdlock_contexts+0x23) [0x522259]
	/usr/sbin/asterisk() [0x50c8f0]
	/usr/sbin/asterisk(ast_exists_extension+0x62) [0x50e5f3]
	/usr/lib/asterisk/modules/chan_sip.so(+0x2f102) [0x7fd834a83102]
	/usr/lib/asterisk/modules/chan_sip.so(+0x746b1) [0x7fd834ac86b1]
	/usr/lib/asterisk/modules/chan_sip.so(+0x7fa2d) [0x7fd834ad3a2d]
	/usr/lib/asterisk/modules/chan_sip.so(+0x80d0e) [0x7fd834ad4d0e]
	/usr/lib/asterisk/modules/chan_sip.so(+0x80589) [0x7fd834ad4589]
	/usr/sbin/asterisk(ast_io_wait+0x1c4) [0x4dcfb8]
	/usr/lib/asterisk/modules/chan_sip.so(+0x82499) [0x7fd834ad6499]
	/usr/sbin/asterisk() [0x56a716]
	/lib/libpthread.so.0(+0x69ca) [0x7fd858a4f9ca]
	/lib/libc.so.6(clone+0x6d) [0x7fd8592a06fd]
=== -------------------------------------------------------------------
===
=== Thread ID: 140566461892368 (pbx_thread           started at [ 5035] pbx.c ast_pbx_start())
=== ---> Waiting for Lock #0 (channel.c): MUTEX 3609 __ast_read chan 0x14a7300 (1)
	/usr/sbin/asterisk(ast_bt_get_addresses+0x1d) [0x4e9eb6]
	/usr/sbin/asterisk(__ast_pthread_mutex_lock+0xaf) [0x4e2ced]
	/usr/sbin/asterisk(__ao2_lock+0x5a) [0x44604c]
	/usr/sbin/asterisk() [0x48a0e3]
	/usr/sbin/asterisk(ast_cli_command_full+0x233) [0x48f81a]
	/usr/sbin/asterisk(ast_cli_command_multiple_full+0xbb) [0x48f9c0]
	/usr/sbin/asterisk() [0x43d239]
	/usr/sbin/asterisk() [0x56a716]
	/lib/libpthread.so.0(+0x69ca) [0x7fd858a4f9ca]
	/lib/libc.so.6(clone+0x6d) [0x7fd8592a06fd]
=== --- ---> Locked Here: chan_sip.c line 23916 (handle_request_do)
=== -------------------------------------------------------------------
===
=== Thread ID: 140566461384464 (autoservice_run      started at [  215] autoservice.c ast_autoservice_start())
=== ---> Waiting for Lock #0 (channel.c): MUTEX 3022 ast_waitfor_nandfds c[x] 0x14a7300 (1)
	/usr/sbin/asterisk(ast_bt_get_addresses+0x1d) [0x4e9eb6]
	/usr/sbin/asterisk(__ast_pthread_mutex_lock+0xaf) [0x4e2ced]
	/usr/sbin/asterisk(__ao2_lock+0x5a) [0x44604c]
	/usr/sbin/asterisk() [0x48a0e3]
	/usr/sbin/asterisk(ast_cli_command_full+0x233) [0x48f81a]
	/usr/sbin/asterisk(ast_cli_command_multiple_full+0xbb) [0x48f9c0]
	/usr/sbin/asterisk() [0x43d239]
	/usr/sbin/asterisk() [0x56a716]
	/lib/libpthread.so.0(+0x69ca) [0x7fd858a4f9ca]
	/lib/libc.so.6(clone+0x6d) [0x7fd8592a06fd]
=== --- ---> Locked Here: chan_sip.c line 23916 (handle_request_do)
=== -------------------------------------------------------------------
===
=== Thread ID: 140566462572304 (netconsole           started at [ 1338] asterisk.c listener())
=== ---> Waiting for Lock #0 (cli.c): MUTEX 900 handle_chanlist c 0x14a7300 (1)
	/usr/sbin/asterisk(ast_bt_get_addresses+0x1d) [0x4e9eb6]
	/usr/sbin/asterisk(__ast_pthread_mutex_lock+0xaf) [0x4e2ced]
	/usr/sbin/asterisk(__ao2_lock+0x5a) [0x44604c]
	/usr/sbin/asterisk() [0x48a0e3]
	/usr/sbin/asterisk(ast_cli_command_full+0x233) [0x48f81a]
	/usr/sbin/asterisk(ast_cli_command_multiple_full+0xbb) [0x48f9c0]
	/usr/sbin/asterisk() [0x43d239]
	/usr/sbin/asterisk() [0x56a716]
	/lib/libpthread.so.0(+0x69ca) [0x7fd858a4f9ca]
	/lib/libc.so.6(clone+0x6d) [0x7fd8592a06fd]
=== --- ---> Locked Here: chan_sip.c line 23916 (handle_request_do)
=== -------------------------------------------------------------------
===
=======================================================================