### Description For test purpose, i created a config file with this content ``` listen=udp:eth0:11000 ```

When I start Kamailio using the command I got core ``` [centos@ip-100-86-32-7 ~]$ kamailio -f kamailio.cfg Segmentation fault (core dumped) [centos@ip-100-86-32-7 ~]$ ```

#### Debugging Data

``` (gdb) bt full #0 0x0000000000000000 in ?? () No symbol table info available. #1 0x00000000005979fb in ksr_shutdown_phase_init () at core/sr_module.c:118 __func__ = "ksr_shutdown_phase_init" #2 0x0000000000431181 in main (argc=3, argv=0x7fffffffe388) at main.c:2545 cfg_stream = 0xba02b0 c = -1 r = -7712 tmp = 0x9c0000009c0 <error: Cannot access memory at address 0x9c0000009c0> tmp_len = 32767 port = -134224128 proto = 0 ahost = 0x0 aport = 0 options = 0x7e3488 ":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 = 3173775974 rfd = 4 debug_save = 0 debug_flag = 0 dont_fork_cnt = 0 n_lst = 0x7ffff7ffe700 p = 0x7ffff70f9205 <handle_intel.constprop+197> "H\205\300uf\213t$\004M\215\216\244" st = {st_dev = 0, st_ino = 0, st_nlink = 0, st_mode = 0, st_uid = 0, st_gid = 0, __pad0 = 0, st_rdev = 0, st_size = 0, st_blksize = 0, st_blocks = 0, st_atim = { tv_sec = 0, tv_nsec = 0}, st_mtim = {tv_sec = 0, tv_nsec = 0}, st_ctim = {tv_sec = 0, tv_nsec = 0}, __glibc_reserved = {0, 0, 0}} tbuf = "|\343\006\367\377\177\000\000ء\377\367\377\177\000\000\000\000\000\000 ", '\000' <repeats 19 times>, " O\335\367\377\177\000\000`\340\377\377\377\177\000\000\a\000\000\000\000\000\000\000\330D\335\367\377\177\000\000\a\000\000\000\t\000\000\000\220\331\377\367\377\177\000\000\314\000\336\367\377\177\000\000\000\000\000\000\000\000\000\000\370\016\336\367\377\177\000\000\260\337\377\377\377\177\000\000\240\343\006\367\377\177\000\000\300\263\376\367\377\177\000\000\000\000\000\000\000\000\000\000\060\340\377\377\377\177", '\000' <repeats 26 times>, "HG\335\367\377\177\000\000\270\344\377\367\377\177\000\000\060\340\377\377\377\177\000\000\000"... option_index = 0 long_options = {{name = 0x7e55f6 "help", has_arg = 0, flag = 0x0, val = 104}, {name = 0x7e0bc1 "version", has_arg = 0, flag = 0x0, val = 118}, { name = 0x7e55fb "alias", has_arg = 1, flag = 0x0, val = 1024}, {name = 0x7e5601 "subst", has_arg = 1, flag = 0x0, val = 1025}, {name = 0x7e5607 "substdef", has_arg = 1, flag = 0x0, val = 1026}, {name = 0x7e5610 "substdefs", has_arg = 1, flag = 0x0, val = 1027}, {name = 0x7e561a "server-id", has_arg = 1, flag = 0x0, val = 1028}, {name = 0x7e5624 "loadmodule", has_arg = 1, flag = 0x0, val = 1029}, {name = 0x7e562f "modparam", has_arg = 1, flag = 0x0, val = 1030}, {name = 0x7e5638 "log-engine", has_arg = 1, flag = 0x0, val = 1031}, {name = 0x7e5643 "debug", has_arg = 1, flag = 0x0, val = 1032}, {name = 0x0, has_arg = 0, flag = 0x0, val = 0}} __func__ = "main" (gdb) info locals No symbol table info available. (gdb) list 1890 +((!sctp_disable)?sctp_listeners:0) 1891 #endif 1892 ; 1893 } 1894 1895 int main(int argc, char** argv) 1896 { 1897 1898 FILE* cfg_stream; 1899 int c,r; (gdb) ```

### Additional Information

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

``` [centos@ip-100-86-32-7 ~]$ kamailio -v version: kamailio 5.5.0-dev3 (x86_64/linux) e9624b flags: 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_BLOCKLIST, HAVE_RESOLV_RES, TLS_PTHREAD_MUTEX_SHARED 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: e9624b compiled on 04:01:18 Nov 10 2020 with gcc 8.3.1 ```

* **Operating System**:

``` [centos@ip-100-86-32-7 ~]$ cat /etc/os-release NAME="CentOS Linux" VERSION="8 (Core)" ID="centos" ID_LIKE="rhel fedora" VERSION_ID="8" PLATFORM_ID="platform:el8" PRETTY_NAME="CentOS Linux 8 (Core)" ANSI_COLOR="0;31" CPE_NAME="cpe:/o:centos:centos:8" HOME_URL="https://www.centos.org/" BUG_REPORT_URL="https://bugs.centos.org/"

CENTOS_MANTISBT_PROJECT="CentOS-8" CENTOS_MANTISBT_PROJECT_VERSION="8" REDHAT_SUPPORT_PRODUCT="centos" REDHAT_SUPPORT_PRODUCT_VERSION="8" ```