On Modify Storage page,create one btrfs volume,then software-ware raid, or another btrfs volume,click into the mount point assignment page to set mount point for them, you will find the first btrfs volume device will be listed the-total-number-of-same-name-devices times. Reproducible: Always
Created attachment 1987027 [details] anaconda.log
Created attachment 1987028 [details] storage.log
Marking as duplicate of rhbz#2237375 This is the same issue with different reproducer: device names are internally used as unique identifiers by both Anaconda and Blivet and we shouldn't allow creating two devices with the same name. *** This bug has been marked as a duplicate of bug 2237375 ***