Fedora28 Kernelが4.17.3-200にUpdateされました。
[root@f28 ~]# uname -r
4.17.3-200.fc28.x86_64
[root@f28 ~]# php -v
PHP 7.2.7 (cli) (built: Jun 19 2018 14:40:10) ( NTS )
Copyright (c) 1997-2018 The PHP Group
Zend Engine v3.2.0, Copyright (c) 1998-2018 Zend Technologies
[root@f28 ~]# samba -V
Version 4.8.2
[root@f28 ~]# cat /etc/redhat-release
Fedora release 28 (Twenty Eight)
[root@f28 ~]#