SYSTEM INFORMATION OS type and version AlmaLinux 10.1 (Heliotrope Lion) Webmin version 2.630-1 Virtualmin version 8.1.0.gpl-1 Webserver version Nginx 1.26.3 Related packages MariaDB 10.11.15 (mysql Ver 15.1) Question: Why does Virtualmin attempt a filesystem-level rm -rf on the g…

[image] Ilia: [image] loniewskioliwier: In my case, I mount the entire database directory into the jail using “mount --bind /var/lib/mysql /home/chroot/[ID]/var/lib/mysql” to allow socket access. That makes sense here since Virtualmin doesn’t mount that directory. Would you really expect …

[image] loniewskioliwier: Why does Virtualmin attempt a filesystem-level rm -rf on the global /var/lib/mysql directory What is this wild assumption based on? Do you have any proof or any way to reproduce it? It sounds really off, as that’s not something we ever do!

[image] Ilia: What is this wild assumption based on? Do you have any proof or any way to reproduce it? It sounds really off, as that’s not something we ever do! This situation occurs when deleting main srv. I’ve noticed a pattern in the configuration where the servers look identical, but onl…

How can we reproduce it? Which command triggered it exactly?

[image] loniewskioliwier: /var/lib/mysql Regular delete from webgui Below is what the configuration of this server looks like PastedGraphic-1 PastedGraphic-2 PastedGraphic-3 the command except for the slave DNS server deletes correctly (reports an error) because I deleted the zone on the…

Description: I’ve identified a critical bug in the deletion process. I updated the pam-instalacje server to have MySQL enabled and then attempted to delete it again via the GUI. The Issue: The entire /var/lib/mysql directory is wiped instantly after clicking “Delete Now,” even before the first log …

I have identified a critical bug in the virtual server deletion process. When a server has an active bind-mount inside its jail directory, Virtualmin’s cleanup routine recursively deletes the host’s source directory. In my case, I mount the entire database directory into the jail using “mount --bin…

[image] loniewskioliwier: In my case, I mount the entire database directory into the jail using “mount --bind /var/lib/mysql /home/chroot/[ID]/var/lib/mysql” to allow socket access. That makes sense here since Virtualmin doesn’t mount that directory. Would you really expect Virtualmin to chec…

MySQL mounting is due to the fact that if I enable the jailkit for a specific server and then reboot the main server, WordPress, which was installed on that server with the jailkit, reports a DB connection error on localhost, but not on 127.0.0.1. When I disable the jailkit, it works (localhost), an…

[image] loniewskioliwier: MySQL mounting is due to the fact that if I enable the jailkit for a specific server and then reboot the main server, WordPress, which was installed on that server with the jailkit, reports a DB connection error on localhost, but not on 127.0.0.1. When I disable the jai…

Manual bind mounting to a chrooted domain causes unintended file deletions

Virtualmin

Ilia April 28, 2026, 10:47am 11

Alright, I think we should consider that. I’ve made patches that stop mounts under the domain chroot from being deleted by unmounting them first.