### Description

kamailio cannot start if `disable_tcp=yes` and defined tcp socket like ``` listen=tcp:0.0.0.0:5060 ```

### Troubleshooting

#### Reproduction Need to define `disable_tcp=yes and `listen=tcp:0.0.0.0:5060` in config file

#### Debugging Data ``` (gdb) bt full #0 uac_init () at uac.c:96 src = {{s = 0x7fa3982230a4 "Long live kamailio server", len = 25}, {s = 0x0, len = -198457925}, {s = 0x0, len = -1741379408}} si = 0x7fa398336828 __func__ = "uac_init" __llevel = <optimized out> #1 0x00007fa3981c6899 in mod_init () at tm.c:779 __func__ = "mod_init" #2 0x0000564bf414df8f in init_mod (m=0x7fa3983293e0) at core/sr_module.c:910 __func__ = "init_mod" #3 0x0000564bf414ddac in init_mod (m=0x7fa39832b1f8) at core/sr_module.c:907 __func__ = "init_mod" #4 0x0000564bf414ddac in init_mod (m=0x7fa39832b8b8) at core/sr_module.c:907 __func__ = "init_mod" #5 0x0000564bf414ddac in init_mod (m=0x7fa39832c4d0) at core/sr_module.c:907 __func__ = "init_mod" #6 0x0000564bf414ddac in init_mod (m=0x7fa398333ef0) at core/sr_module.c:907 __func__ = "init_mod" #7 0x0000564bf414ddac in init_mod (m=0x7fa398334468) at core/sr_module.c:907 __func__ = "init_mod" #8 0x0000564bf414ddac in init_mod (m=0x7fa398335478) at core/sr_module.c:907 __func__ = "init_mod" #9 0x0000564bf414ddac in init_mod (m=0x7fa398336008) at core/sr_module.c:907 __func__ = "init_mod" #10 0x0000564bf414f5b9 in init_modules () at core/sr_module.c:939 t = <optimized out> i = <optimized out> __func__ = "init_modules" #11 0x0000564bf40de4b2 in main (argc=<optimized out>, argv=<optimized out>) at main.c:2608 cfg_stream = <optimized out> c = <optimized out> r = <optimized out> tmp = 0x18 <error: Cannot access memory at address 0x18> tmp_len = 24 port = 0 proto = 28653 options = 0x564bf42ec29d ":f:cm:M:dVIhEeb:l:L:n:vKrRDTN:W:w:t:u:g:P:G:SQ:O:a:A:x:X:Y:" ret = -1 seed = 2830532612 rfd = <optimized out> debug_save = <optimized out> debug_flag = <optimized out> dont_fork_cnt = <optimized out> n_lst = <optimized out> p = <optimized out> st = {st_dev = 60, st_ino = 680219, st_nlink = 1, st_mode = 16877, st_uid = 100, st_gid = 0, __pad0 = 0, st_rdev = 0, st_size = 4096, st_blksize = 4096, st_blocks = 8, st_atim = {tv_sec = 1549678202, tv_nsec = 261414570}, st_mtim = {tv_sec = 1549678398, tv_nsec = 300838736}, st_ctim = {tv_sec = 1549678398, tv_nsec = 300838736}, __unused = {0, 0, 0}} __func__ = "main" (gdb) info locals src = {{s = 0x7fa3982230a4 "Long live kamailio server", len = 25}, {s = 0x0, len = -198457925}, {s = 0x0, len = -1741379408}} si = 0x7fa398336828 __func__ = "uac_init" __llevel = <optimized out> (gdb) list 91 in uac.c ```

#### Log Messages

None

#### SIP Traffic

None

### Possible Solutions

Now known

### Additional Information

* **Kamailio Version** - output of `kamailio -v` current master

``` / # kamailio -v version: kamailio 5.3.0-dev1 (x86_64/linux) flags: STATS: Off, USE_TCP, USE_TLS, USE_SCTP, TLS_HOOKS, USE_RAW_SOCKS, DISABLE_NAGLE, USE_MCAST, DNS_IP_HACK, SHM_MMAP, PKG_MALLOC, Q_MALLOC, F_MALLOC, TLSF_MALLOC, DBG_SR_MEMORY, USE_FUTEX, FAST_LOCK-ADAPTIVE_WAIT, USE_DNS_CACHE, USE_DNS_FAILOVER, USE_NAPTR, USE_DST_BLACKLIST, HAVE_RESOLV_RES ADAPTIVE_WAIT_LOOPS 1024, MAX_RECV_BUFFER_SIZE 262144, MAX_URI_SIZE 1024, BUF_SIZE 65535, DEFAULT PKG_SIZE 8MB poll method support: poll, epoll_lt, epoll_et, sigio_rt, select. id: unknown compiled on 23:30:38 Jan 1 2019 with gcc 8.2.0 ```

* **Operating System**:

``` / # cat /etc/os-release NAME="Alpine Linux" ID=alpine VERSION_ID=3.8.0 PRETTY_NAME="Alpine Linux v3.8" HOME_URL="http://alpinelinux.org" BUG_REPORT_URL="http://bugs.alpinelinux.org" ```