Cockpit version: xxx OS: Page: <!--- If applicable, for instance "Network", "Machines", etc... --> <!--- Issue description --> <!--- Please help us out by explaining how to reproduce it. Relevant parts of the system log are also useful: `journalctl --since -10m` if the issue happened in the last 10 minutes `journalctl -u cockpit -u <unit>` if you know which unit it concerns --> Steps to reproduce 1. 2. 3. <!--- In case the issue is clearly visible, screenshots are very helpful -->