=== [1] mariadb_upgrade_info (the datadir's own record of which version converted it)
11.6.2-MariaDB=== [2] the engine's OWN check — NOT the log line (R-464)
Reading datadir from the MariaDB server failed. Got the following error when executing the 'mysql' command line client
ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO)
FATAL ERROR: Upgrade failed
exit=1
=== [3] the entrypoint's line, from the container log
=== [4] the engine's own pre-upgrade backup file
(no pre-upgrade backup file present)
=== [5] the version actually running
mariadbd  Ver 11.6.2-MariaDB-ubu2404 for debian-linux-gnu on x86_64 (mariadb.org binary distribution)
=== [6] container state
image=mariadb:11.6 running=true restarts=0 exit=0