Set MODE="666" in udev rules (resolves
-SUBSYSTEM=="usb", ATTR{idVendor}=="04b4", ATTR{idProduct}=="8613", SYMLINK+="stream-%k", TAG+="uaccess"
-SUBSYSTEM=="usb", ATTR{idVendor}=="04b4", ATTR{idProduct}=="00f1", SYMLINK+="stream-%k", TAG+="uaccess"
-SUBSYSTEM=="usb", ATTR{idVendor}=="0403", ATTR{idProduct}=="601f", SYMLINK+="stream-%k", TAG+="uaccess"
-SUBSYSTEM=="usb", ATTR{idVendor}=="1d50", ATTR{idProduct}=="6108", SYMLINK+="stream-%k", TAG+="uaccess"
+SUBSYSTEM=="usb", ATTR{idVendor}=="04b4", ATTR{idProduct}=="8613", SYMLINK+="stream-%k", MODE="666"
+SUBSYSTEM=="usb", ATTR{idVendor}=="04b4", ATTR{idProduct}=="00f1", SYMLINK+="stream-%k", MODE="666"
+SUBSYSTEM=="usb", ATTR{idVendor}=="0403", ATTR{idProduct}=="601f", SYMLINK+="stream-%k", MODE="666"
+SUBSYSTEM=="usb", ATTR{idVendor}=="1d50", ATTR{idProduct}=="6108", SYMLINK+="stream-%k", MODE="666"
SUBSYSTEM=="xillybus", MODE="666", OPTIONS="last_rule"
