Description of Problem: Attempting to stop a running raid with raidstop (e.g., raidstop /dev/md0) fails with "device or resource busy". I rebuilt raidtools from source code (raidtools-19990824-0.90.tar) and the rebuilt version works fine. Only the RedHat-supplied binary fails. Version-Release number of selected component (if applicable): RedHat 7.2 How Reproducible: umount /raidfsys raidstop /dev/md0 ... device or resource busy Steps to Reproduce: 1. 2. 3. Actual Results: Expected Results: Additional Information: