Hello Zhe, On Mon, 2020-03-16 at 19:02 +0800, He Zhe wrote: > > > Is it possible that you have the legacy udisksd running, and didn't > > disable CD-ROM polling? > > Thanks for the suggestion, I'll try this ASAP. Since this is difficult to reproduce and you said this happens in a VM, would you mind uploading the image and qemu settings somewhere, so that others could have a look? Regards, Martin