(gdb) bt
#0  0x00007fe3e794ee9d in poll () at /lib64/libc.so.6
#1  0x00007fe3e8908b07 in _pr_poll_with_poll () at /lib64/libnspr4.so
#2  0x000056178c438de9 in slapd_daemon (ports=ports@entry=0x7ffc39a4bcb0, tp=tp@entry=0x0) at ldap/servers/slapd/daemon.c:1120
#3  0x000056178c42a85f in main (argc=<optimized out>, argv=0x7ffc39a4c128) at ldap/servers/slapd/main.c:1200
