base/dracut-lib.sh: reset /etc/profile

modules.d/99base/dracut-lib.sh

@@ -908,6 +908,7 @@ _emergency_shell()
         > /.console_lock
         echo "PS1=\"$_name:\${PWD}# \"" >/etc/profile
         systemctl start dracut-emergency.service
+        rm -f /etc/profile
         rm -f /.console_lock
     else
         debug_off