tags + upstream Faustin,
I found a much simpler way to demonstrate my problem with a Debian Bullseye Live image and MariaDB generic Linux server: * debian-live-11.3.0-amd64-standard.iso * mariadb-10.6.8-linux-systemd-x86_64.tar.gz I decided to file a new bug upstream: [DEV-28751] mariadb-install-db fails writing ibdata1 on overlayfs https://jira.mariadb.org/browse/MDEV-28751 Also, strace shows a difference between 10.5.16 (good) and 10.6.8 (fails). Merci beaucoup, Dan Urbana, Illinois