getting coredump and seeing this in log: ``` 3(5514) DEBUG: presence [subscribe.c:711]: msg_watchers_clean(): cleaning pending subscriptions 0(5505) ALERT: <core> [main.c:775]: handle_sigs(): child process 5514 exited by a signal 11 0(5505) ALERT: <core> [main.c:778]: handle_sigs(): core was generated 0(5505) INFO: <core> [main.c:798]: handle_sigs(): dont_fork turned on, living on ```