RHEL 5: Oracle raw devices ownership changes after reboot

Issue

• All the files permission for oracle raw devices got changed after reboot, it became root:dist
  example

brw-rw---- 1 root disk 253, 113 Sep 27 02:05 vg_test_02
brw-rw---- 1 root disk 253, 112 Sep 27 02:05 vg_test_03
brw-rw---- 1 root disk 253, 102 Sep 27 02:05 vg_test_04
brw-rw---- 1 root disk 253, 101 Sep 27 02:05 vg_test_05
brw-rw---- 1 root disk 253, 100 Sep 27 02:05 vg_test_06

• Due to this DB didn't start and we have to manually chaged them to sybase:dba