unable to solve: "Access denied for user 'root'@'localhost' (using password: NO)"

unable to solve: "Access denied for user 'root'@'localhost' (using password: NO)"
server is not updating privileges table..

– error.log –
2026-05-17 18:34:22 0 [Note] Starting MariaDB 12.3.1-MariaDB-log source revision 21a0714a118614982d20bfa504763d7247800091 server_uid mK/9DOFV4RAaUQlaDkJz43Mc12w= as process 929713
2026-05-17 18:34:22 0 [Note] Help others discover MariaDB. Star it on GitHub: https://github.com/MariaDB/server
2026-05-17 18:34:23 0 [Note] InnoDB: Compressed tables use zlib 1.3.1.zlib-ng
2026-05-17 18:34:23 0 [Note] InnoDB: Number of transaction pools: 1
2026-05-17 18:34:23 0 [Note] InnoDB: Using generic crc32 instructions
2026-05-17 18:34:23 0 [Warning] mariadbd: io_uring_queue_init() failed with errno -13
create_uring failed: falling back to libaio
2026-05-17 18:34:23 0 [Note] InnoDB: Using Linux native AIO
2026-05-17 18:34:23 0 [Note] InnoDB: innodb_buffer_pool_size_max=80m, innodb_buffer_pool_size=80m
2026-05-17 18:34:23 0 [Note] InnoDB: Initialized memory pressure event listener
2026-05-17 18:34:23 0 [Note] InnoDB: Completed initialization of buffer pool
2026-05-17 18:34:23 0 [Note] InnoDB: File system buffers for log disabled (block size=4096 bytes)
2026-05-17 18:34:23 0 [Note] InnoDB: End of log at LSN=45482
2026-05-17 18:34:23 0 [Note] InnoDB: Opened 3 undo tablespaces
2026-05-17 18:34:23 0 [Note] InnoDB: 128 rollback segments in 3 undo tablespaces are active.
2026-05-17 18:34:23 0 [Note] InnoDB: Setting file './ibtmp1' size to 12.000MiB. Physically writing the file full; Please wait ...
2026-05-17 18:34:24 0 [Note] InnoDB: File './ibtmp1' size is now 12.000MiB.
2026-05-17 18:34:24 0 [Note] InnoDB: log sequence number 45482; transaction id 14
2026-05-17 18:34:24 0 [Note] InnoDB: Loading buffer pool(s) from /var/lib/mysql/ib_buffer_pool
2026-05-17 18:34:24 0 [Note] InnoDB: Buffer pool(s) load completed at 260517 18:34:24
2026-05-17 18:34:24 0 [Note] Plugin 'wsrep-provider' is disabled.
2026-05-17 18:34:31 0 [Note] Server socket created on IP: '0.0.0.0', port: '3306'.
2026-05-17 18:34:31 0 [Note] Server socket created on IP: '::', port: '3306'.
2026-05-17 18:34:32 0 [Note] mariadbd: Event Scheduler: Loaded 0 events
2026-05-17 18:34:32 0 [Note] /usr/sbin/mariadbd: ready for connections.
Version: '12.3.1-MariaDB-log' socket: '/var/lib/mysql/mysql.sock' port: 3306 MariaDB Server
2026-05-17 18:34:37 5 [Warning] Access denied for user 'root'@'localhost' (using password: NO)
2026-05-17 18:34:22 0 [Note] Starting MariaDB 12.3.1-MariaDB-log source revision 21a0714a118614982d20bfa504763d7247800091 server_uid mK/9DOFV4RAaUQlaDkJz43Mc12w= as process 929713
2026-05-17 18:34:22 0 [Note] Help others discover MariaDB. Star it on GitHub: https://github.com/MariaDB/server
2026-05-17 18:34:23 0 [Note] InnoDB: Compressed tables use zlib 1.3.1.zlib-ng
2026-05-17 18:34:23 0 [Note] InnoDB: Number of transaction pools: 1
2026-05-17 18:34:23 0 [Note] InnoDB: Using generic crc32 instructions
2026-05-17 18:34:23 0 [Warning] mariadbd: io_uring_queue_init() failed with errno -13
create_uring failed: falling back to libaio
2026-05-17 18:34:23 0 [Note] InnoDB: Using Linux native AIO
2026-05-17 18:34:23 0 [Note] InnoDB: innodb_buffer_pool_size_max=80m, innodb_buffer_pool_size=80m
2026-05-17 18:34:23 0 [Note] InnoDB: Initialized memory pressure event listener
2026-05-17 18:34:23 0 [Note] InnoDB: Completed initialization of buffer pool
2026-05-17 18:34:23 0 [Note] InnoDB: File system buffers for log disabled (block size=4096 bytes)
2026-05-17 18:34:23 0 [Note] InnoDB: End of log at LSN=45482
2026-05-17 18:34:23 0 [Note] InnoDB: Opened 3 undo tablespaces
2026-05-17 18:34:23 0 [Note] InnoDB: 128 rollback segments in 3 undo tablespaces are active.
2026-05-17 18:34:23 0 [Note] InnoDB: Setting file './ibtmp1' size to 12.000MiB. Physically writing the file full; Please wait ...
2026-05-17 18:34:24 0 [Note] InnoDB: File './ibtmp1' size is now 12.000MiB.
2026-05-17 18:34:24 0 [Note] InnoDB: log sequence number 45482; transaction id 14
2026-05-17 18:34:24 0 [Note] InnoDB: Loading buffer pool(s) from /var/lib/mysql/ib_buffer_pool
2026-05-17 18:34:24 0 [Note] InnoDB: Buffer pool(s) load completed at 260517 18:34:24
2026-05-17 18:34:24 0 [Note] Plugin 'wsrep-provider' is disabled.
2026-05-17 18:34:31 0 [Note] Server socket created on IP: '0.0.0.0', port: '3306'.
2026-05-17 18:34:31 0 [Note] Server socket created on IP: '::', port: '3306'.
2026-05-17 18:34:32 0 [Note] mariadbd: Event Scheduler: Loaded 0 events
2026-05-17 18:34:32 0 [Note] /usr/sbin/mariadbd: ready for connections.
Version: '12.3.1-MariaDB-log' socket: '/var/lib/mysql/mysql.sock' port: 3306 MariaDB Server
2026-05-17 18:34:37 5 [Warning] Access denied for user 'root'@'localhost' (using password: NO)
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