There seems to be an intermittent issue with kamailio db_postgres module creating new TLS connection with postgresql 9.4 server. Every now and then, kamailio would crash when initiation db connection.

Here is the gdb core dump output. Thanks,

Thread 1 (Thread 0x7f02f2dab7c0 (LWP 1502)):
#0 0x00007f02f261de84 in RSA_free () from /usr/local/ssl/lib/libcrypto.so.1.0.0
No symbol table info available.
#1 0x00007f02f264810a in EVP_PKEY_free () from /usr/local/ssl/lib/libcrypto.so.1.0.0
No symbol table info available.
#2 0x00007f02f2657a24 in pubkey_cb () from /usr/local/ssl/lib/libcrypto.so.1.0.0
No symbol table info available.
#3 0x00007f02f265d8ee in asn1_item_combine_free () from /usr/local/ssl/lib/libcrypto.so.1.0.0
No symbol table info available.
#4 0x00007f02f265dabf in ASN1_template_free () from /usr/local/ssl/lib/libcrypto.so.1.0.0
No symbol table info available.
#5 0x00007f02f265d9a6 in asn1_item_combine_free () from /usr/local/ssl/lib/libcrypto.so.1.0.0
No symbol table info available.
#6 0x00007f02f265dabf in ASN1_template_free () from /usr/local/ssl/lib/libcrypto.so.1.0.0
No symbol table info available.
#7 0x00007f02f265d9a6 in asn1_item_combine_free () from /usr/local/ssl/lib/libcrypto.so.1.0.0
No symbol table info available.
#8 0x00007f02f265daf5 in ASN1_item_free () from /usr/local/ssl/lib/libcrypto.so.1.0.0
No symbol table info available.
#9 0x00007f02f2980b89 in ssl_set_pkey () from /usr/local/ssl/lib/libssl.so.1.0.0
No symbol table info available.
#10 0x00007f02f2981076 in SSL_use_PrivateKey_file () from /usr/local/ssl/lib/libssl.so.1.0.0
No symbol table info available.
#11 0x00007f02f2304f8a in initialize_SSL (conn=0xfe1150) at fe-secure.c:1310
buf = {st_dev = 64772, st_ino = 1331, st_nlink = 1, st_mode = 33152, st_uid = 498, st_gid = 498, pad0 = 0, st_rdev = 0, st_size = 1704, st_blksize = 4096, st_blocks = 8,
st_atim = {tv_sec = 1439918487, tv_nsec = 915125877}, st_mtim = {tv_sec = 1439918474, tv_nsec = 632125886}, st_ctim = {tv_sec = 1439918479, tv_nsec = 551125884},
__unused = {0, 0, 0}}
homedir = "/var/run/kamailio\000r\000\000\000\000\000\334-r\000\000\000\000\000\200-)\357\002\177\000\000\020\320\022\357\002\177\000\000H-)\357\002\177\000\000e&T", '\000' "\200, -)\357\002\177\000\000\000\000\000\000\000\000\000\000\200-)\357\002\177\000\000\260]A\000\000\000\000\000@\245\064\214\377\177", '\000' "\340, g4\214\377\177\000\000\302\033T\000\000\000\000\000\260]A\000\000\000\000\000 \b&\357\002\177\000\000\260]A\000\000\000\000\000@\245\064\214\377\177\000\000\340g4\214\377\177\000\000\200-)\357\002\177\000\000\200h4\214\000\000\000\000\340\000&\357\002\177\000\000\000\000\000\000\000\000\000\000 \b&\357\002\177\000\000\260]A\000\000\000\000\000@\245\064\214\377\177\000\000\360j4\214\377\177\000\000\001\225U\000\000\000\000\000\300"...
fnbuf = "/var/run/kamailio/.postgresql/postgresql.key\000\177\000\000\360c4\214\377\177\000\000\212\332a\000\000\000\000\000(\000\000\000\004\000\000\000\250\324\335\252\002\177\000\000\000\255\252\002\177\000\000\340\000&\357\002\177\000\000\001\000\000\000\000\000\000\000\340\324\335\252\002\177\000\000\000\000\000\000\000\000\000\000\260c4\214\002\000\000\000\064\253a\000\022\001\000\000\340\000&\357\002\177", '\000' <repeats 18 times>, "\020\000\000\000\000\000\000\000\000\255\252\003\000\000\000\004\000\000\000\000\000\000\000\360c4\214\377\177\000\000g\002\000\000\000\000\000\000\030d\324\352\002\177\000\000\000\000\000\000\000\000\000\000\020d4\214\377\177\000\000\352\252a\000\022\001\000\000\030d\324\352\002\177\000\000\340\065\324\352\004\000\000\000"...
sebuf = "|Ak\362\002\177\000\000\002\000\000\000\n\000\000\000@k4\214\377\177\000\000\020\" \253\002\177\000\000\000\000\000\000\000\000\000\000\240r\333\252\002\177\000\000p\" \253\002\177\000\000p\" \253\264\001\000\000|Ak\362\002\177\000\000\002\000\000\000\006\000\000\000\000\000\000\000\377\177\000\000w\271\320\352\002\177\000\000\340\065\324\352\022\001\000\000\240r\333\252\002\177\000\000\000\000\000\000\000\000\000\000p\" \253\002\177\000\000\240}\222\362\002\177\000\000\063\364\\362\002\177\000\000\240k4\214\377\177\000\000p\000\000\000\000\000\000\000\260k4\214\377\177\000\000\020\" \253\002\177\000\000\240}\222\362\002\177\000\000p\" \253\002\177\000\000p\024\376\000\000\000\000\000\360m4\214\377\177\000\000\020\" \253\002\177\000\000\300\005 \253\002\177\000\000\006\000\000\000\000\000\000\000p\024\376\000\000\000\000\000\020\" \253\002\177\000\000\202"...
have_homedir =
have_cert =
pkey = 0x0
#12 0x00007f02f2305996 in pqsecure_open_client (conn=0xfe1150) at fe-secure.c:299
rc =
#13 0x00007f02f22f5566 in PQconnectPoll (conn=0xfe1150) at fe-connect.c:2203
pollres =
res =
sebuf = "\000\000\000\000\000\000\000\000@", '\000' , "\002\000\000\000\060\000\000\000[\000\000\000|\000\000\000w\000\000\000n\000\000\000[\000\000\000|\000\000\000\360\024\376\000\000\000\000\000\002\000\000\000\000\000\000\000\200n\354\361\002\177\000\000\350\021\376\000\000\000\000\000\020\251\376\000\000\000\000\000P\021\376\000\000\000\000\000\261\026\273\361\002\177\000\000\360\024\376\000\000\000\000\000\002\000\000\000\000\000\000\000\000%Q\362\002\177\000\000\222~\273\361\002\177\000\000p\024\376\000\000\000\000\000\070\255\376\000\000\000\000\000\020\251\376\000\000\000\000\000\320\217\064\214\377\177\000\000\270\251\376\000\000\000\000\000h8f/\220;\241g\020\251\376\000\000\000\000\000\004\000\000\000\000\000\000\000\320\217\064\214\377\177\000\000\270\251\376", '\000' , "h8f/\220;\241g"
optval = 0
#14 0x00007f02f22f657e in connectDBComplete (conn=0xfe1150) at fe-connect.c:1596
flag =
finish_time = -1
#15 0x00007f02f22f72bf in PQconnectdbParams (keywords=, values=, expand_dbname=) at fe-connect.c:462
conn = 0xfe1150
#16 0x00007f02eeefe8e7 in db_postgres_new_connection (id=0x7f02ef203850) at km_pg_con.c:105
ptr = 0x7f02ef26fd10
ports = 0x0
i = 4
keywords = {0x7f02eef21e24 "host", 0x7f02eef21e29 "dbname", 0x7f02eef21e30 "user", 0x7f02eef21e35 "password", 0x0,
0x7f02eeabc844 "H\213E\310H\213\020H\213E\270\213@\bH\230H\215\004\002\306", 0x7f02ef1e2a28 "postgres", 0x7f02ef1e2a28 "postgres",
0x415db0 "1\355I\211\321^H\211\342H\203\344\360PTI\307\300\060Tn", 0x1268c34a540

}
values = {0x7f02ef150788 "localhost", 0x7f02ef151338 "asterisk", 0x7f02ef2009b8 "asterisk", 0x7f02ef14fa48 "password", 0x0, 0x7f02ef203850 "\230\070 \357\002\177",
0x7f02ef12d268 "", 0x0, 0x500000011 , 0x260000002f }
to = "\343S\026\357\002\177\000\000\210\070 \357\002\177\000"
__FUNCTION = "db_postgres_new_connection"
#17 0x00007f02eeab7927 in db_do_init2 (url=0x7f02ef165488, new_connection=0x7f02eeefd272 , pooling=DB_POOLING_PERMITTED) at db.c:312
id = 0x7f02ef203850
con = 0x0
res = 0x7f02ef1723b0
con_size = 32
FUNCTION = "db_do_init2"
#18 0x00007f02eeab69b4 in db_do_init (url=0x7f02ef165488, new_connection=0x7f02eeefd272 ) at db.c:265
No locals.
#19 0x00007f02eeeef4f2 in db_postgres_init (url=0x7f02ef165488) at km_dbase.c:137
No locals.
#20 0x00007f02ee89ab3b in sql_connect () at sql_api.c:160
sc = 0x7f02ef165470
__FUNCTION_ = "sql_connect"
#21 0x00007f02ee8a966a in child_init (rank=6) at sqlops.c:146
No locals.
#22 0x0000000000594061 in init_mod_child (m=0x7f02ef151ff8, rank=6) at sr_module.c:898
FUNCTION = "init_mod_child"
#23 0x0000000000593d9c in init_mod_child (m=0x7f02ef152538, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#24 0x0000000000593d9c in init_mod_child (m=0x7f02ef152760, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#25 0x0000000000593d9c in init_mod_child (m=0x7f02ef152e38, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#26 0x0000000000593d9c in init_mod_child (m=0x7f02ef153400, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#27 0x0000000000593d9c in init_mod_child (m=0x7f02ef154ce0, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#28 0x0000000000593d9c in init_mod_child (m=0x7f02ef1557e8, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#29 0x0000000000593d9c in init_mod_child (m=0x7f02ef155cf8, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#30 0x0000000000593d9c in init_mod_child (m=0x7f02ef156670, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#31 0x0000000000593d9c in init_mod_child (m=0x7f02ef15b600, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#32 0x0000000000593d9c in init_mod_child (m=0x7f02ef15ba20, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#33 0x0000000000593d9c in init_mod_child (m=0x7f02ef15bcf8, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#34 0x0000000000593d9c in init_mod_child (m=0x7f02ef15c438, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#35 0x0000000000593d9c in init_mod_child (m=0x7f02ef15d120, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#36 0x0000000000593d9c in init_mod_child (m=0x7f02ef15da48, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#37 0x0000000000593d9c in init_mod_child (m=0x7f02ef15df68, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#38 0x0000000000593d9c in init_mod_child (m=0x7f02ef15e2e0, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#39 0x0000000000593d9c in init_mod_child (m=0x7f02ef15e7b8, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#40 0x0000000000593d9c in init_mod_child (m=0x7f02ef15fd30, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#41 0x0000000000593d9c in init_mod_child (m=0x7f02ef160230, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#42 0x0000000000593d9c in init_mod_child (m=0x7f02ef160568, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#43 0x0000000000593d9c in init_mod_child (m=0x7f02ef160ad8, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#44 0x0000000000593d9c in init_mod_child (m=0x7f02ef160f30, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#45 0x0000000000593d9c in init_mod_child (m=0x7f02ef162eb0, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#46 0x0000000000593d9c in init_mod_child (m=0x7f02ef163228, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#47 0x0000000000593d9c in init_mod_child (m=0x7f02ef1637b0, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#48 0x0000000000593d9c in init_mod_child (m=0x7f02ef163af0, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#49 0x0000000000593d9c in init_mod_child (m=0x7f02ef164628, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#50 0x0000000000593d9c in init_mod_child (m=0x7f02ef1649e0, rank=6) at sr_module.c:895
FUNCTION = "init_mod_child"
#51 0x000000000059436b in init_child (rank=6) at sr_module.c:924
No locals.
#52 0x00000000004ea7d4 in fork_process (child_id=6, desc=0x7fff8c34a210 "udp receiver child=1 sock=127.0.0.1:5060", make_sock=1) at pt.c:327
pid = 0
child_process_no = 6
ret = -1
new_seed1 = 436139511
new_seed2 = 2008969640
sockfd = {19, 20}
FUNCTION = "fork_process"
#53 0x00000000004a7cae in main_loop () at main.c:1563
i = 1
pid = 1500
si = 0x7f02ef14f4d0
si_desc = "udp receiver child=1 sock=127.0.0.1:5060\000\344\255\252\002\177\000\000\200\242\064\214\377\177\000\000+\216N\000\000\000\000\000\001\000\000\000\377\177\000\000\260\062\335\252\002\177\000\000\220a\324\352\002\177\000\000\022\000\000\000\002\177\000\000\360\065\324\352\002\177\000\000\003\000\000\000\001\000\000\000\320\242\064\214\377\177\000\000\340\020\000\020\000\000\000"
nrprocs = 4
FUNCTION = "main_loop"
#54 0x00000000004ae302 in main (argc=11, argv=0x7fff8c34a548) at main.c:2533
cfg_stream = 0xf6b010
c = -1
r = 0
tmp = 0x7fff8c34af10 ""
tmp_len = 0
port = -1
proto = 0
options = 0x704fe8 ":f:cm:M:dVIhEeb:l:L:n:vKrRDTN:W:w:t:u:g:P:G:SQ:O:a:A:"
ret = -1
seed = 3091819154
rfd = 4
debug_save = 0
debug_flag = 0
dont_fork_cnt = 0
n_lst = 0x40d892
p = 0x1
FUNCTION = "main"

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