See http://mail.openjdk.java.net/pipermail/jdk9-dev/2016-November/005213.html

Unexpected error (113) returned by AddToSystemClassLoaderSearch
   Unable to add /home/sher/Tools/idea/lib/idea_rt.jar to system class
path - the system class loader does not define the
appendToClassPathForInstrumentation method or the method failed
   FATAL ERROR in native method: processing of -javaagent failed