Syntax for udev rules permissions parameter does not work

Solution In Progress - Updated -

Issue

  • The usual four digit syntax for udev permissions reflect incorrect permissions. 
# less /etc/udev/rules.d/example.rules

$ OWNER:="example", GROUP:="example", MODE:="0600"  <<<<<<<This usual syntax does not apply correct permissions

# ls -al /dev/dm-4
brw-rw---- 1 testuser testuser 253, 4 Mar 19 20:24 /dev/dm-4

Environment

  • Red Hat Enterprise Linux 6

  • udev-147-2.73.el6_8.2.x86_64
    Lib Packages

    • libgudev1-147-2.73.el6_8.2.i686
    • libgudev1-147-2.73.el6_8.2.x86_64
    • libudev-147-2.73.el6_8.2.i686
    • libudev-147-2.73.el6_8.2.x86_64

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