With kamctl fifo nh_enable_rtpp udp:rptipaddr:7723 1 kamailio will begin to crash: Sep 19 16:00:08 sipcluster-backend2 kernel: [1658593.859081] kamailio[22992]: segfault at 4 ip 00007f5a4d44e11f sp 0000 7ffcac5293e0 error 4 in rtpengine.so[7f5a4d446000+41000] Sep 19 16:00:12 sipcluster-backend2 /usr/sbin/kamailio[22999]: CRITICAL: <core> [pass_fd.c:275]: receive_fd(): EOF on 2 8 Sep 19 16:00:12 sipcluster-backend2 /usr/sbin/kamailio[22976]: ALERT: <core> [main.c:740]: handle_sigs(): child process 22992 exited by a signal 11 Sep 19 16:00:12 sipcluster-backend2 /usr/sbin/kamailio[22976]: ALERT: <core> [main.c:743]: handle_sigs(): core was gene rated Sep 19 16:00:12 sipcluster-backend2 /usr/sbin/kamailio[22976]: INFO: <core> [main.c:755]: handle_sigs(): terminating du e to SIGCHLD Sep 19 16:00:12 sipcluster-backend2 /usr/sbin/kamailio[22978]: INFO: <core> [main.c:810]: sig_usr(): signal 15 received .... Backtrace, Program terminated with signal SIGSEGV, Segmentation fault. #0 send_rtpp_command (node=node@entry=0x7f5a522b2140, dict=dict@entry=0x7f5a644b97c8, outlen=outlen@entry=0x7ffcac5294ec) at rtpengine.c:2619 2619 rtpengine.c: No such file or directory. (gdb) thread apply all bt full Thread 1 (Thread 0x7f5a66a49700 (LWP 22992)): #0 send_rtpp_command (node=node@entry=0x7f5a522b2140, dict=dict@entry=0x7f5a644b97c8, outlen=outlen@entry=0x7ffcac5294ec) at rtpengine.c:2619 addr = {sun_family = 12616, sun_path = "A\000\000\000\000\000t\326_", '\000' <repeats 13 times>, "\240ZGMZ\177\000\000`_GMZ\177\000\000\360\224R\254\374\177\000\000\a\000\000\000\000\000\000\000\374\257DMZ\177\000\000(\230KdZ\177\000\000\214\260DMZ\177\000\000\004\000\000\000\000\000\000\000\374\257DM\001\000\000\000\360\224R\254\374\177\000\000(\230KdZ\177"} fd = <optimized out> len = 0 i = <optimized out> vcnt = 6 cp = 0x7f5a4d687dc0 <buf> "" buf = '\000' <repeats 65535 times> fds = {{fd = 223, events = 0, revents = 0}} v = 0x7f5a644b98f6 out = {s = 0x0, len = 0} __FUNCTION__ = "send_rtpp_command" #1 0x00007f5a4d44f81c in rtpp_test_ping (node=0x7f5a522b2140) at rtpengine.c:1041 bencbuf = {pieces = 0x7f5a644b97b0, free_list = 0x0, error = 0} dict = 0x7f5a644b97c8 cp = <optimized out> ret = 0 #2 0x00007f5a4d454d89 in mi_enable_rtp_proxy (cmd_tree=0x1, param=0x1) at rtpengine.c:1137 crt_node = 0x0 rtpp_list = 0x7f5a522b1f80 root = 0x16 attr = 0x0 found = 0 __FUNCTION__ = "mi_enable_rtp_proxy" #3 0x00007f5a515f071e in run_mi_cmd (cmd=<optimized out>, cmd=<optimized out>, t=<optimized out>) at ../../lib/kmi/mi.h:77 No locals. #4 mi_fifo_server (fifo_stream=0x27be8a0) at fifo_fnc.c:509 line_len = 39 file_sep = 0x0 command = 0x7f5a644a2b41 "nh_enable_rtpp" f = 0x276f838 reply_stream = 0x27c4cf0 __FUNCTION__ = "mi_fifo_server" #5 0x00007f5a515e6345 in fifo_process (rank=1) at mi_fifo.c:270 fifo_stream = 0x27be8a0 __FUNCTION__ = "fifo_process" #6 0x00007f5a515e8f1e in mi_child_init (rank=0) at mi_fifo.c:234 pid = 0 #7 0x0000000000512ba9 in init_mod_child (m=0x1, rank=1) at sr_module.c:921 __FUNCTION__ = "init_mod_child" #8 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #9 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #10 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #11 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #12 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #13 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #14 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #15 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #16 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #17 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #18 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #19 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #20 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #21 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #22 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #23 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #24 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #25 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #26 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #27 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #28 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #29 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #30 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #31 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #32 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #33 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #34 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #35 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #36 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #37 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #38 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #39 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #40 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #41 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #42 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #43 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #44 0x0000000000512ad8 in init_mod_child (m=0x1, rank=1) at sr_module.c:918 __FUNCTION__ = "init_mod_child" #45 0x0000000000510f18 in main_loop () at main.c:1696 si_desc = "udp receiver child=0 sock=127.0.0.1:5060\000\060\066\060\000\000\000\000\270\357DdZ\177\000\000\017\000\000\000\000\000\000\000n\000\000\000\000\000\000\000\255\370_\000\000\000\000\000\071\222\343p\000\000\000\000\000\071X\207\335c\334e\000\000\000\000\000\000\000\000\000\071X\207\335c\334e\210\263\246\000\000\000\000\000\005\000\000\000\000\000\000" woneinit = 1 __FUNCTION__ = "main_loop" #46 0x000000000041cefc in main (argc=3, argv=0x0) at main.c:2631 cfg_stream = 0x0 r = 0 tmp = 0x7ffcac52bee5 "" tmp_len = 0 port = 0 proto = 1722066384 ret = 0 seed = 2123298762 debug_save = 0 debug_flag = 8 dont_fork_cnt = 0 st = {st_dev = 15, st_ino = 12771, st_nlink = 2, st_mode = 16832, st_uid = 112, st_gid = 118, __pad0 = 0, st_rdev = 0, st_size = 100, st_blksize = 4096, st_blocks = 0, st_atim = {tv_sec = 1472635951, tv_nsec = 983999907}, st_mtim = {tv_sec = 1474293427, tv_nsec = 27546593}, st_ctim = {tv_sec = 1474293427, tv_nsec = 27546593}, __glibc_reserved = {0, 0, 0}} __FUNCTION__ = "main" (gdb)