readlink: Permission denied at frysk.proc.LinuxProc.sendrecExe (FryskGui) at frysk.proc.Proc.getExe (FryskGui) at frysk.gui.monitor.ProcWiseDataModel$ProcCreatedObserver$2.run (FryskGui) at org.gnu.glib.CustomEvents.runEvents (libgtkjava-2.8.so) at org.gnu.gtk.Gtk.gtk_main (libgtkjava-2.8.so) at org.gnu.gtk.Gtk.main (libgtkjava-2.8.so) at frysk.gui.Gui.gui (FryskGui) at frysk.gui.FryskGui.main (FryskGui)
Try this: $ cat /proc/$$/exe
It's a kernel "feature";