(gdb) backtrace
#0  0x0000559b1047681f in my_read ()
#1  0x0000559b0fed107d in output_core_info() ()
#2  0x0000559b0fed1480 in handle_fatal_signal ()
#3  <signal handler called>
#4  0x00007f0248d36387 in raise () from /lib64/libc.so.6
#5  0x00007f0248d37a78 in abort () from /lib64/libc.so.6
#6  0x00007f0249430a95 in __gnu_cxx::__verbose_terminate_handler() () from /lib64/libstdc++.so.6
#7  0x00007f024942ea06 in ?? () from /lib64/libstdc++.so.6
#8  0x00007f024942ea33 in std::terminate() () from /lib64/libstdc++.so.6
#9  0x00007f024942ec53 in __cxa_throw () from /lib64/libstdc++.so.6
#10 0x00007f0245dd5394 in void boost::throw_exception<std::system_error>(std::system_error const&) () from /opt/rh/rh-mariadb105/root/usr/lib64/galera/libgalera_smm.so
#11 0x00007f0245dd544c in asio::detail::do_throw_error(std::error_code const&, char const*) () from /opt/rh/rh-mariadb105/root/usr/lib64/galera/libgalera_smm.so
#12 0x00007f0245de7e5e in asio::basic_socket<asio::ip::tcp, asio::stream_socket_service<asio::ip::tcp> >::remote_endpoint() const ()
   from /opt/rh/rh-mariadb105/root/usr/lib64/galera/libgalera_smm.so
#13 0x00007f0245de1414 in gu::AsioStreamReact::assign_addresses() () from /opt/rh/rh-mariadb105/root/usr/lib64/galera/libgalera_smm.so
#14 0x00007f0245de38f0 in gu::AsioAcceptorReact::accept_handler(std::shared_ptr<gu::AsioStreamReact> const&, std::shared_ptr<gu::AsioAcceptorHandler> const&, std::error_code const&) ()
   from /opt/rh/rh-mariadb105/root/usr/lib64/galera/libgalera_smm.so
#15 0x00007f0245de7393 in asio::detail::reactive_socket_accept_op<asio::basic_socket<asio::ip::tcp, asio::stream_socket_service<asio::ip::tcp> >, asio::ip::tcp, boost::_bi::bind_t<void, boost::_mfi::mf3<void, gu::AsioAcceptorReact, std::shared_ptr<gu::AsioStreamReact> const&, std::shared_ptr<gu::AsioAcceptorHandler> const&, std::error_code const&>, boost::_bi::list4<boost::_bi::value<std::shared_ptr<gu::AsioAcceptorReact> >, boost::_bi::value<std::shared_ptr<gu::AsioStreamReact> >, boost::_bi::value<std::shared_ptr<gu::AsioAcceptorHandler> >, boost::arg<1> (*)()> > >::do_complete(asio::detail::task_io_service*, asio::detail::task_io_service_operation*, std::error_code const&, unsigned long) ()
   from /opt/rh/rh-mariadb105/root/usr/lib64/galera/libgalera_smm.so
#16 0x00007f0245dd435b in asio::detail::task_io_service::do_run_one(asio::detail::scoped_lock<asio::detail::posix_mutex>&, asio::detail::task_io_service_thread_info&, std::error_code const&) () from /opt/rh/rh-mariadb105/root/usr/lib64/galera/libgalera_smm.so
#17 0x00007f0245dd0161 in gu::AsioIoService::run() () from /opt/rh/rh-mariadb105/root/usr/lib64/galera/libgalera_smm.so
#18 0x00007f0245ea622d in gcomm::AsioProtonet::event_loop(gu::datetime::Period const&) () from /opt/rh/rh-mariadb105/root/usr/lib64/galera/libgalera_smm.so
#19 0x00007f0245ece63c in GCommConn::run() () from /opt/rh/rh-mariadb105/root/usr/lib64/galera/libgalera_smm.so
#20 0x00007f0245ed4229 in GCommConn::run_fn(void*) () from /opt/rh/rh-mariadb105/root/usr/lib64/galera/libgalera_smm.so
#21 0x00007f024aee4ea5 in start_thread () from /lib64/libpthread.so.0
#22 0x00007f0248dfeb0d in clone () from /lib64/libc.so.6