On 3/7/20 10:29 PM, Christoph Hellwig wrote: > So I looked into this, and if it was just the uevent this > should have been fixed in: > > "block: don't send uevent for empty disk when not invalidating" > > from Eric Biggers in December. Does the problem still occur with that > patch applied? Yes, it occurs with that patch. The patch that introduces the issue and the one you mentioned above both went in in v5.5-rc1. I found this issue in v5.5 release. Thanks, Zhe