A short update, in case anyone is interested. This appears to ultimately be a kernel bug, and there are a couple workarounds identified for now. Here are links to the Plasma forums and bugtracker if you want more details.
A short update, in case anyone is interested. This appears to ultimately be a kernel bug, and there are a couple workarounds identified for now. Here are links to the Plasma forums and bugtracker if you want more details.